Obstetrics and Gynaecology Flashcards

1
Q

What is a bartholin abscess?

A

Acute infection of the bartholin gland duct by bacteria.

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2
Q

What is a bartholin cyst?

A

Chronic swelling after previous acute infection.

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3
Q

What is the management of a bartholin abscess?

A

Broad spectrum antibiotics.

Marsupialisation with general anaesthetic or word catheter with local anaesthetic.

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4
Q

What are the symptoms of lichen sclerosus?

A

Itching
Excoriation
Pain
Dyspareunia

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5
Q

How is lichen sclerosus diagnosed?

A

Usually clinical diagnosis.

Biopsy if unsure or suspicious areas.

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6
Q

What is the treatment for lichen sclerosus?

A

Topical steroid treatment.

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7
Q

Which virus usually causes genital herpes?

A

HSV-2

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8
Q

What is the appearance of genital herpes?

A

Painful vesicular rash
Dysuria
Dyspareunia

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9
Q

What is the management of genital herpes?

A

Oral aciclovir 400mg TID 5-10 days

Self care measures:
Oral analgesia
Apply salt water to help prevent infection and promote healing .
Vaseline or lidocaine 5% to help with painful micturition.
Increase fluid intake for dilute urine.
Urinate in bath to reduce stinging.

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10
Q

What is cervical ectropian?

A

Columnar cells from canal everted to cervix.

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11
Q

What are the symptoms of cervical ectopy?

A

Usually asymptomatic.
May get chronic discharge.
May get post-coital bleeding.

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12
Q

What is the treatment for cervical ectropian?

A

Cautery, cryotherapy or AgNO3, only if symptomatic.

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13
Q

What are the symptoms of cervical polyps?

A

Usually no symptoms

May be post-coital bleeding or post menopausal bleeding.

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14
Q

What are uterine fibroids?

A

Benign tumours of the myometrium.

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15
Q

Which different sites can fibroids be found?

A

Sub-mucosal
Intramural
Sub-serosal

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16
Q

What does the growth of fibroids depend on?

A

Oestrogen:

Grow during pregnancy, shrink after menopause.

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17
Q

Who gets fibroids?

A

70-80% of fifty year olds.

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18
Q

What are the symptoms of fibroids?

A
Heavy menstrual bleeding
Abdominal swelling
Pressure symptoms (e.g. ureteric obstruction)
Subfertility
Difficulties in pregnancy
Pain (rare) - torsion or degeneration.
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19
Q

What are the signs of fibroids?

A

Abdominal or pelvic mass

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20
Q

How are fibroids diagnosed?

A

Clinical suspicion
Confirm by ultrasound
MRI to plan patient management.

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21
Q

How are fibroids managed?

A

Usually conservative management.
Medical management: - to control symptoms e.g. HMB
- prior to surgery e.g. GnRH analogues, uipristal acetate.

Surgical management:
Hysterectomy
Myomectomy (only to preserve fertility)

Uterine artery embolization

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22
Q

What are the symptoms of endometrial polyps?

A

Post menopausal bleeding.
Inter-menstrual bleeding.
Heavy menstrual bleeding.

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23
Q

How are endometrial polyps diagnosed?

A

May be suspected by transvaginal ultrasound.
Hysteroscopy
Histology

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24
Q

What is the treatment for polyps?

A

Usually hysteroscopy and polypectomy

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25
What is pelvic inflammatory disease?
Ascending infection from cervix e.g. salpingitis, tubo-ovarian abscess
26
What causes pelvic inflammatory disease?
Chlamydia Gonorrhoea E coli Anaerobes
27
What are the complications of pelvic inflammatory disease?
Infertility (20%) Ectopic pregnancy (10%) Chronic pelvic pain (20%)
28
What are the symptoms of pelvic inflammatory disease?
``` Symptomless in 65% Anorexia and general malaise Lower abdominal pain (bilateral, acute abdomen if abscess) Deep dyspareunia Variable discharge (often purulent) Post coital bleeding Intermenstrual bleeding ```
29
What are the signs of pelvic inflammatory disease?
``` Pyrexia Tachycardia Abdominal distension and tenderness Rebound and guarding RUQ tenderness Very tender on vaginal examination Sepculum - discharge ```
30
What are the investigations of pelvic inflammatory disease?
Urine pregnancy test (PID rare with intrauterine pregnancy) FBC + CRP (WCC and CRP raised in severe disease) MSU (exclude UTI) Swabs (chlamydia, GC, anaerobes) Transvaginal ultrasound (tubo-ovarian abscess) Laparoscopy (if diagnosis uncertain)
31
What is the management of pelvic inflammatory disease?
Empirical antibiotics: ceftriaxone 500mg IM stat, then oral doxycycline 100mg BD + metronidazole 400mg BD both for 14 days. Pain relief - ibuprofen or paracetamol Refer to GU medicien to screen for other infections and contact tracing.
32
What is hydrosalpinx?
A condition in which the fallopian tube becomes blocked and filled with fluid, often becomes distended.
33
What are the symptoms of hydrosalpinx?
Usually none after acute infective phase. Occasional pelvic pain Often subfertilitly/infertility.
34
How is hydrosalpinx diagnosed?
May be suspected by transvaginal ultrasound. Laparoscopy Hysterosalpingogram
35
What is the treatment for hydrosalpinx?
If symptoms free - conservative. If pelvic pain - bilateral salpingectomy If infertility - IVF, usually after salpingectomy
36
What are the types of ovarian cyst?
Functional cyst Dermoid cyst Epithelial cyst Endometriotic cyst
37
What are the clinical features of ovarian cysts?
None Pain Abdominal or pelvic swelling
38
How are ovarian cysts diagnosed?
Ultrasound or CT or MRI | CA125 and other markers (CEA, aFP, hCG)
39
What is the management of ovarian cysts?
If symptom free and <6cm, conservative. | Usually remove if >6cm and/or symptomatic
40
How are ovarian cysts removed?
Ovarian cystectomy or oopherectomy. Laparoscopic if possible, or open. Histology essential.
41
What are the types of functional ovarian cyst?
Follicular Luteal Both related to menstrual cycle and usually resolve in 6-12 weeks.
42
What is a benign cystic teratoma also known as?
A dermoid cyst
43
What do dermoid cysts often contain?
Hair Bone Teeth
44
How are dermoid cysts diagnosed?
Ultrasound +/- CT
45
What is the management of a dermoid cyst?
Ovarian cystectomy or oophorectomy | Laparoscopic or open
46
What are the types of epithelial ovarian cysts?
Serous or mucinous cystadenomas.
47
What are the symptoms of an epithelial ovarian cyst?
Abdominal swelling | Pain (torsion)
48
What are the investigations of an ovarian cyst?
Imaging - US, CT/MRI | Tumour markers - esp. CA125
49
What is the management of epithelial ovarian cysts?
Surgical - usually open.
50
What are the complications of cysts?
Torsion Rupture Haemorrhage Infection
51
What are the signs and symptoms of a complication with a cyst?
Lower unilateral abdominal pain | Abdominal and perivaginal tenderness.
52
What are the investigations of a cyst 'accident'?
``` Pregnancy test MSU to rule out UTI Vaginal/cervical swabs - ?PID FBC and CRP CA125 TV ultrasound ```
53
What is the management of a cyst 'accident'?
Oophorectomy or salpingo-oophorectomy
54
What is endometriosis?
An oestrogen-dependent benign inflammatory disease characterised by ectopic endometrium, often accompanied by cysts & fibrosis.
55
What are the causes of endometriosis?
Uncertain - several theories. Heritable component. Retrograde menstruation plays a part.
56
What are the three types of endometriosis?
Superficial peritoneal lesions (minimal and mild) Deep infiltrating lesions (moderate and severe) Ovarian cysts (endometriomas)
57
How common is enddometriosis?
1.5-15% of women
58
How is endometriosis diagnosed?
May be suspected from history and VE. TVU helpul. CA125 often raised. Laparoscopy and biopsy only reliable investigation.
59
What are the symptoms of endometriosis?
Dysmenorrhoea Dyspareunia Pelvic pain Subfertility
60
What are the signs of endometriosis?
Fixed, tender, retroverted uterus
61
What is the management for endometriosis?
If symptom free - conservative. Medical for symptom relief - NSAIDs, progestogens, COCP, mirena Prior to surgery - GnRH analogues Definitive treatment is surgical - cautery if mild, ovarian cystectomy if endometrioma If infertility - IVF
62
What is vulvodynia?
Sensation of vulval burning and soreness - but no obvious skin problem. No itching. Hypersensitivity of vulval nerve fibres.
63
What is the management of vulvodynia?
Low dose tricyclic antidepressants. Lubricants Vulval care advice.
64
What is chronic pelvic pain syndrome?
Intermittent or constant lower abdo pain for more than six months. Physical, psychological and social factors.
65
Which HPV subtypes are highest risk for cervical cancer?
16, 18
66
What are the risk factors for cervical cancer?
``` HPV Smoking Early first episode of sexual intercourse Combined oral contraceptive pill use. Multiple sexual partners Immunosuppression ```
67
What is the pathophysiology of HPV leading to cervical cancer?
HPV enters cervical cells, releases proteins E6 and E7 which are essential for keeping HPV inside cells. E6 and E7 bind to tumour suppressor protein p53, Rb. Cervical cells now vulnerable to unchecked genetic changes and cancer.
68
What is the HPV vaccination programme?
All girls aged 11-13 years vaccinated in school. Two injections at least 6 months apart.
69
Which conditions does the HPV vaccine protect against?
Cervical, vulval, vaginal, anal cancer and genital warts.
70
Which strains of HPV does the HPV vaccine protect against?
6, 11, 16, 18
71
Who is eligible for the cervical screening programme?
Ages 25-65 years. Age 25-49 it is 3 years. Age >50 it is 5 years.
72
What is the anatomy of the cervix?
Fibromuscular organ. Inner surface (canal) is lined by columnar epithelium. This is continuous with squamous epithelium lining the outer part of the cervix. Junction is the transformation zone.
73
How does HPV affect the anatomy of the cervix?
Interferes with physiological metaplasia in the transformation zone. Leads to dysplasia (CIN) and squamous cell carcinoma (SCC).
74
What is the appropriate investigation if the cervix is visibly abnormal?
Biopsy: - punch - large loop excision of transformation zone (LLETZ) Speculum is inappropriate for visible abnormality, screening tool only.
75
Who is referred for colposcopy?
People with an abnormal screening or smear. | People with suspicious symptoms or cervix.k
76
How does colposcopy work?
``` Binocular microscope. Apply acetic acid. Observe for changes. Obtain biopsy. Treatment of HGCIN. ```
77
What is CIN 1?
Low grade changes and given time to resolve.
78
Which level of CIN is treatment offered?
2 and 3
79
What is the treatment for CIN?
Destructive - cold coagulation, cryotherapy | Excisional - LLETZ, cold knife cone, laser excision.
80
When is the follow up after treatment for cervical intraepithelial neoplasia?
Community smear at 6 months with hr HPV test.
81
What is the most common histopathological subtype of cervical cancer?
Squamous cell carcinoma.
82
What is the presentation of cervical cancer?
``` Unscheduled vaginal bleeding Sero-sanguinous offensive vaginal discharge Obstructive renal failure. Supraclavicular node. Asymptomatic. ```
83
How is cervical cancer diagnosed?
Examination PR to assess parametrium Colposcopy to assess cervix and obtain a biopsy.
84
What are the types of biopsy used to assess the cervix?
Punch | LLETZ
85
Which imaging is used in the investigations for cervical cancer?
MRI CT PET-CT
86
What is the name of the staging for cervical cancer?
FIGO
87
What are the subtypes of stage 1 of cervical cancer?
IA1 - DOI <3mm, horizontal <7mm IA2 - DOI 3-5mm, Horizontal <7mm IB1 - visible lesion, <4cm IB2 - >4cm
88
What are the subtypes of stage II cervical cancer?
IIA - involves upper 2/3 of vagina | IIB - parametrial involvement
89
What are the subtypes of stage III cervical cancer?
IIIA - involvement of lower 1/3 of vagina | IIIB - Extends to pelvic side wall, hydronephrosis, non-functioning kidney.
90
What are the subtypes of stage IV cervical cancer?
IVA - Tumour has spread to adjacent pelvic organs | IVB - Spread to distant organs
91
What is the management of cervical cancer?
Surgery | Chemotherapy (cisplatin, EBRT, VBT) Radiotherapy
92
What is the fertility sparing treatment for cervical cancer?
LLETZ | Trachelectomy with pelvic lymphadenectomy
93
What is the non-fertility sparing treatment for cervical cancer?
Hysterectomy
94
What are the risk factors for vulval cancer?
Smoking HPV Altered immune system Lichen sclerosus
95
What type of cancer are most vulval cancers?
90% squamous carcinomas
96
What does VIN stand for?
Vulval intraepithelial neoplasia
97
Which VIN types are managed as high grade disease?
VIN 2, 3
98
What are the four pathological types of VIN?
1. Usual type 2. Warty 3. Basaloid 4. Differentiated
99
Describe usual type VIN.
Thickened Keratinocytes are disorganised. High nuclear:cytoplasmic ratio Nuclear atypic and abnormal mitotic figures.
100
Describe warty type VIN.
Papillary configuration. | Multinucleate cells, koliocytes and dyskeratotic cells
101
Describe basaloid VIN.
Flat surface. | Less differentiated cells with a high nuclear:cytoplasmic ratio.
102
Describe differentiated VIN.
Thickened epidermis Surface parakeratosis Elongated rete ridges Enlarged keratinocytes
103
How are VIN subtypes differentiated?
Immunohistochemistry.
104
What is the clinical presentation of VIN?
``` Pruritus Pain Ulceration Leukoplakia Lump/wart 20% asymptomatic ```
105
Where are the commonest sites for VIN?
``` Labia majora Labia minora Posterior fourchette Mons pubis Clitoris Perineal Perianal ```
106
What is the appearance of VIN?
Red/white plaques | Papular, polypoid, verruciform
107
How is VIN diagnosed?
Biopsy Incisional - original lesion remains to aid treatment planning Excision
108
Which type of VIN is more likely to progress to malignancy?
Differentiated
109
What is the management of high grade VIN?
Surgical excision Ablation Imiquimod
110
How is imiquimod used in VIN?
Immune response modifier. Topical 2-3 times per week. 16 weeks . Local and systemic side effects affect compliance.
111
What are the symptoms of vulval cancer?
``` Lump Pain Bleeding Discharge Swollen leg Groin lump ```
112
What are the signs of vulval cancer?
``` Mass Ulceration Colour changes Elevation and Irregularity of surface Inguinal lymphadenopathy Lower limb lymphoedema ```
113
What are the investigations of vulval cancer?
Biopsy | Locoregional lymph nodes - ultrasound, CT, MRI
114
What is the staging for vulval cancer?
FIGO staging Depth of invasion - measured from deepest point of tumour to the epithelial stromal junction. Nodal status is critical in predicting survival.
115
Describe the FIGO staging of vulval cancer.
Stage 1: IA - <2cm, DOI <1mm IB - >2cm, DOI >1mm Stage 2: Involvement of lower vagina, urethra, anus Stage 3: Stage IIIA - spread to 1 lymph node and is 5mm/+ OR spread to 1/2 nodes but <5mm Stage IIIB - 2/+ nodes and are > 5mm in size OR 3/+ nodes and <5mm IIIC - in lymph nodes and spread is outside capsule Stage IVA - spread upper vagina, upper urethra, bladder/anus. Attached to pelvic bone. Stage IVB - spread to lymph nodes in pelvis/higher or other organs
116
What is the management of vulval cancer?
Surgical Chemotherapy Radiotherapy post op
117
What are the prognostic factors for vulval cancer?
``` Depth of involvement Involvement of other structures (clitoris) Histological sub types LVSI Excision margins Nodes ```
118
What is the surgical management of vulval cancer?
Vulvectomy +/- inguinal lymphadenectomy
119
What is the reconstruction after vulval cancer?
Grafts - split skin, full thickness | Flaps - myocutaneous, fasciocutaneous
120
What are the complications of lympadenectomy?
``` Delayed wound healing Infection Wound breaking. Lymphedema Recurrent infection ```
121
What is a sentinal node?
The first node in the lymphatic system that drains the locus of primary tumour.
122
What is the definition of subfertility?
The inability of the couple to achieve a clinical pregnancy after twelve months of regular unprotected sexual intercourse.
123
What is the chance of a couple becoming pregnant after one year of trying?
80%
124
What is the chance of a couple becoming pregnant after 2 years of trying?
90%
125
What are the factors affecting fertility?
Age (mostly women) Duration of subfertility Timing of intercourse Female weight (less likely if BMI <20 or >30)
126
What pre-conception advice should be given to a subfertile couple?
``` Stop smoking Drink less than 2 units a week of alcohol Don't take recreational drugs If obese, lose weight. If underweight, gain weight. ```
127
How should a semen sample be provided?
After 2-5 days of abstinence.
128
What does the laboratory report show about semen?
``` Concentration (15m/ml) Total motility (>40%) Normal forms (>4%) ```
129
What are abnormal semen results due to?
Low (or absent) sperm numbers. Low motililty. Poor quality sperm.
130
What does azoospermia mean?
Absent sperm
131
What does oligospermia mean?
Very few sperm
132
what does asthenospermia mean?
Very immotile sperm
133
What does teratospermia mean?
Abnormal morphology
134
What is male subfertility due to defects in?
Sperm transportation Sperm production Hypogonadotrophism (rare)
135
How should the subfertile male be assessed?
``` Seminal analysis History Testicular examination FSH Karyotype if severe oligo or azoospermia ```
136
What would lead to a diagnosis of obstructive azoospermia?
Normal sperm production (normal FSH) Normal testicular volumes Sperm not present in ejaculate
137
What might cause obstructive azoospermia?
Blockage in epididymis or vas | Congenital absence of vas deferens.
138
What would lead to a diagnosis of non-obstructive azoospermia?
``` Testicular failure (raised FSH) Small testicular volumes ```
139
Which further investigations would be carried out in a subfertile man with small testicular volumes?
Biopsy (?any spermatogenesis) | Karyotype for XXY or Y microdeletions
140
What would cause failure to stimulate spermatogenesis?
Hypogonadotrophic hypogonadism | Low FSH
141
What is the fertility management for subfertile males?
Usually IVF with intra-cytoplasmic sperm injection
142
How do you check if a woman is releasing an egg?
Is the cycle regular? | Check mid-luteal phase progesterone if cycle is regular.
143
What is the WHO classification of anovulation?
Group I - hypothalamic pituitary failure Group II - hypothalamic-pituitary-ovarian axis dysfunction Group III - ovarian failure
144
What do women with group I anovulation typically present with?
Amenorrhoea | Low gonadotrophins and oestrogen deficiency
145
What is the management for women with group I anovulation?
Increase BMI and decrease exercise (in moderation) GnRH agonist: - give in a pump for pulsatile release Gonadotrophins
146
What is the most common type of anovulation in women?
Group II (hypothalamic-pituitary-ovarian axis dysfunction)
147
What causes group II anovulation in women?
Polycystic ovary disease Hyperprolactinaemia Thyroid or adrenal dysfunction
148
What is the name of the criteria used to diagnose polycystic ovary syndrome?
Rotterdam criteria
149
Which features lead to a diagnosis of polycystic ovary disease?
2 out of 3 of: 1. Biochemical or clinical evidence of androgen excess 2. Amenorrhoea or oligomenorhoea 3. TV ultrasound features of PCOS (string of pearls)
150
What is the management of PCOS?
Weight reduction (even if normal BMI) Drug therapy Ovarian drilling Assisted reproductive technology
151
What is traditionally first line therapy for PCOS?
Clomifene
152
What is clomifene?
A selective oestrogen receptor modulator
153
What is letrozole therapy?
Aromatase inhibitor used in PCOS (traditionally used in advanced breast cancer).
154
How does letrozole work?
Blocks oestrogen biosynthesis
155
What are the further management options for PCOS if clomifene or letrozole don't work?
Add metformin Ovarian drilling Gonadotrophin therapy In vitro fertilization
156
What is ovarian hyperstimulation?
Ovaries 'over respond' to gonadotrophin injections, can lead to systemic disease such as: thrombosis, renal dysfunction, liver dysfunction, adult respiratory distress syndrome.
157
What are the causes of ovarian failure?
Idiopathic (premature ovarian failure) Autoimmune Ovarian chemotherapy/radiation/surgery Chromosomal (Turner syndrome or mosaic)
158
What are the clinical findings in women with ovarian failure?
Amenorrhoea Increased FSH Decreased E2
159
What are the management options for women with ovarian failure?
May have functional Graafian follicles in the ovary - may conceive without treatment but pregnancy rates very low. Assisted conception - IVF + oocyte donation
160
What is tubal subfertility?
Problems with ovum pick up or gamete transport.
161
What are the causes of tubal subfertility?
PID Endometriosis Tubes may not be blocked, just malfunctioning. May be history of previous infections or ectopic pregnancy.
162
What are the investigations of tubal subfertility?
``` Chlamydia TV ultrasound Hystero-salpingo-gram (x-ray with radio-opaque dye into uterus) Hysterosalpingo-contrast-ultrasonography Laparoscopy and dye test. ```
163
What is the management for tubal subfertility?
IVF | If hydrosalpinges, consider salpingectomy or clipping
164
What is the management of endometriosis related subfertility?
Expectant Medical - for symptom relief only Surgical - diathermy, ovarian cystectomy IVF
165
What percentage of people with subfertility will have unexplained subfertility?
25%
166
What does assisted reproductive technoloy (ART) consist of?
Ovulation induction | IVF
167
What is the live birth rate from use of ART?
25% each cycle
168
What is the eligibility criteria for IVF in Scotland?
``` Co-habiting in a stable relationship >2 years <42 years of age BMI >18.5 and <30 Both partners non-smokers At least partner with no child Not sterilised ```
169
Describe the micturition cycle.
``` Bladder fills: - detrusor muscle relaxes - urethral sphincter contracts - pelvic floor contracts First sensation to void: - bladder half full, urination voluntarily inhibited until appropriate time Normal desire to void Micturition: - detrusor muscle contracts - pelvic floor muscle relaxes ```
170
What are the types of urinary incontinence in women?
Urgency incontinence Mixed incontinence Stress incontinence
171
What is the definition of incontinence?
Involuntary loss of urine which can be objectively demonstrated and which is a social or hygienic problem.
172
What is overactive bladder
The symptoms of urgency with or without urge incontinence, usually with frequency and nocturia.
173
What is urge incontinence?
Leakage of urine in response to an involuntary contraction of the detrusor muscle.
174
What is the most common cause of incontinence in adult women?
Stress urinary incontinence
175
What happens in stress urinary incontinence?
Leakage occurs with rise in intra-abdominal pressure without a detrusor contraction (coughing, laughing, running, walking)
176
What is the definition of stress urinary incontinence?
Sign or symptom of urinary leakage with increased intra-abdominal pressure.
177
What is the definition of urodynamic stress incontinence?
Urodynamic proven leakage of urine with increased intra-abdominal pressure.
178
What percentage of women with incontinence of coexisting stress urinary incontinence and overactive bladder?
30%
179
What are the potential causes of overactive bladder?
``` Neurological Constipation Previous surgery UTI Caffeine Alcohol Bladder abnormalities High urine production due to medication, excess fluid intake, diabetes, poor kidney function ```
180
What is the aetiology of stress urinary incontinence?
Loss of suburethral support causing increased urethral mobility (urethral hypermobility) leads to movement of proximal urethral sphincter out of the abdominal space, so increased intraabdominal pressure not spread evenly throughout bladder.
181
How should women with incontinence be examined?
``` Abdominal/bimanual examination: - pelvic masses - palpable bladder - impression of pelvic floor tone Vaginal examination ```
182
Which investigations should be carried out on women with incontinence?
Urinary dip +/- culture Bladder diary (minimum 3 days) Cystoscopy and renal tract imaging Urodynamic testing
183
What can be used to measure study of bladder function?
Uroflowmetry | Filling and voiding cystometry (measures pressures in bladder and abdomen)
184
What is the management of incontinence?
``` Conservative: - continence advice and lifestyle changes - physiotherapy (kegel exercises) - bladder retraining Medical - antibiotics - anticholinergics - B3 agonists - duloextine Surgical ```
185
What is bladder retraining?
Minimum of 6 weeks of relearning higher cortical control of detrusor muscle. Patient empties bladder to strict time schedule (usually hourly) with time between voids increasing gradually. Techniques to aid training: - distraction - sit on a hard seat - pelvic floor squeezes
186
What are the common side effects of anticholinergics?
Dry mouth Dry eyes Constipation
187
How long should treatment with anticholinergics last to elicit a response?
4-6 weeks.
188
What is the medical management of stress urinary incontinence?
Vaginal oestrogen if post menopausal Duloxetine
189
What is the surgical management of an overactive bladder?
Botox injections to detrusor muscle - effects last 3 to 13 months. Need to be able to perform self catheterisation. Percutaneous sacral nerve stimulation Augmentation cystoplasty Urinary diversion.
190
What is the surgical management of stress urinary incontinence?
Synthetic tapes. Colposuspension Biological slings Intramural bulking agents.
191
What is prolapse?
Prolapse is defined as protrusion of the uterus and/or vagina beyond normal anatomical confines.
192
Which structures provide support to the uterus?
Vaginal walls Transverse cervical ligaments Round and broad ligaments Indirect support from pelvic floor
193
Which structures provide support to the cervix and upper 1/3 of the vagina?
Transverse cervical ligament | Uterosacral ligaments
194
What are the risk factors for prolapse?
Age Vaginal delivery Increasing parity Raised intra-abdominal pressure (obesity, chronic cough, chronic constipation)
195
What are the clinical features of uterovaginal prolapse?
Vaginal: - sensation of pressure, fullness, heaviness. - sensation of a bulge, 'something coming down' - worse at the end of the day, better when lying down - bleeding -discharge - backache Coital difficulty - dyspareunia Urinary incontinence/urgency/frequency Bowel: constipation/incontinence/incomplete evacuation May be asymptomatic
196
What is the grading for vaginal prolapse?
Pelvic organ prolapse quantification (POPQ), grade 1-4
197
What is a stage 1 prolapse?
More than 1cm above hymenal ring.
198
What is a stage 2 prolapse?
Prolapse extends from 1cm above to 1cm below hymenal ring
199
What is a stage 3 prolapse?
Prolapse extends 1cm or more below hymenal ring (no vaginal eversion)
200
What is a stage 4 prolapse?
Vagina completely everted.
201
What is a cystocele?
Bladder protrudes
202
What is a urethrocele?
Descent of the anterior vaginal wall where the urethra sits.
203
What is a rectocele?
Rectum protrudes.
204
What is an enterocele?
Upper vagina, descent of vagina and peritoneal sac
205
What is the commonest type of prolapse?
A cystocele
206
What is the management of a vaginal vault prolapse following a hysterectomy?
Conservative: - lifestyle advice - pelvic floor exercises - pessaries - vaginal oestrogens Surgical: - vaginal - abdominal
207
Where is a ring pessary placed?
Between the posterior aspect of the symphysis pubis and the posterior fornix of the vagina.
208
What are the complications of a pessary?
``` May interfere with sexual intercourse. Ulceration Infection Difficulty and discomfort during removal Fistula if neglected. ```
209
When is surgical management of a prolapse indicated?
If pessaries have failed Patient wants definitive treatment. Prolapse is combined with urinary or faecal incontinence.
210
What is the name of the surgery to repair and anterior compartment defect?
Anterior colporrhaphy
211
What are the possible complications of an anterior compartment defect?
Dysparaeunia Incontinence Failure Recurrence (30% within 5 years)
212
What is the name of the surgery given to treat a rectocele?
Posterior colporrhaphy
213
What are the complications of posterior colporrhaphy?
Dyspareunia
214
What is a Manchester repair?
Cervical amutation | Shortening of transcervical ligaments
215
What is a sacrohysteropexy?
Mesh is used to attach the uterus to the anterior longtiduinal ligament over the sacrum.
216
What is a sacrospinous ligament fixation?
Vaginal vault sutured to sacrospinour ligaments using a vaginal approach Success rate 70-85%
217
What is a sacrocolpopexy?
Open/laparoscopic Vault attached to sacrum using mesh. Success rate 90%
218
What is a colpocleissi?
Vaginal closure: For women who do not desire future vaginal intercourse Success rate 85-95%
219
What can be done to help prevent prolapse.
Weight reduction Treatment of constipation Treatment of chronic cough and smoking cessation Avoidance of heavy lifting Encourage pelvic floor exercises - lifelong Good intrapartum care.
220
What is chronic hypertension in pregnancy?
The presence of hypertension before 20 weeks in the absence of hydatidiform mole or persistent hypertension beyond 6 weeks post partum.
221
What is pre-eclampsia?
Hypertension developing after 20 weeks gestation with one or more of proteinuria, maternal organ dysfunction, or fetal growth restriction.
222
What are the potential forms of maternal organ dysfunction in pre-eclampsia?
Renal insufficiency Liver involvement Neurological complications Haematological complications.
223
What is eclampsia?
Generalised tonic-clonic convulsions in women with pre-eclampsia, if the seizures cannot be attributed to any other causes (epilepsy, cerebral infarction, tumour, ruptured aneurysm).
224
What is are the phases of pre-eclampsia?
Abnormal placentation - inadequate trophoblast invasion, causing inadequate placental perfusion. Endothelial dysfunction - likely mediated by oxidative stress from ischaemic placenta, exaggerated maternal systemic inflammatory response, increased thromboxane.
225
What percentage of pregnancies are complicated by hypertensive disorders?
10-15%
226
What are the risk factors for hypertensive disorders of pregnancy?
First pregnancy Family history Extremes of maternal age Obesity Medical factors (hypertension, renal disease, diabetes) Obstetric factors (multiple pregnancy, previous pre-eclampsia, triploidy)
227
What are the symptoms of hypertensive disorders of pregnancy?
Severe headache Severe right upper quadrant pain and/or epigastric pain Sudden swelling of the hands, face or feet Visual disturbance including blurring, flashing, scotoma Vomiting Restlessness or agitation
228
What are the signs of hypertensive disorders of pregnancy?
``` Hypertension and proteinuria Hyperreflexia Serum creatinine raised Platelet count decreased Clonus Haemolytic anaemia Elevated liver enzymes Retinal haemorrhages and papilloedema ```
229
What are the clinical investigations of hypertensive disorders of pregnancy?
BP Urinalysis for proteinuria (abnormal if >30ml/dl) Blood tests (AST and transaminases indicate hepatocellular damage) Elevated urea, creatinine Consider HELLP (haemolysis, elevated liver enzymes and low platelets) Measure urine output (may be reduced)
230
How is the foetus assessed in pre-eclampsia?
Symphysial fundal height Ultrasound for foetal growth, liquor volume and umbilical artery doppler. If there is foetal compromise - delivery.
231
How can pre-eclampsia be prevented?
Low dose aspirin should inhibit the vascular and prothrombotic effects of thromboxane A2 in women at risk of pre-eclampsia. 75mg aspirin from 12 weeks gestation leads to a 15% reduction in incidence of pre-eclampsia.
232
What should the blood pressure be controlled to in pre-eclampsia?
<150/100
233
What can be used to prevent seizures in pre-eclampsia?
Magnesium sulphate
234
What are the symptoms of hypertensive disorders of pregnancy?
Severe headache Severe right upper quadrant pain and/or epigastric pain Sudden swelling of the hands, face or feet Visual disturbance including blurring, flashing, scotoma Vomiting Restlessness or agitation
235
What are the foetal indications for delivery in pre-eclampsia?
Abnormal foetal heart rate | Deteriorating foetal condition.
236
What are the clinical investigations of hypertensive disorders of pregnancy?
BP Urinalysis for proteinuria (abnormal if >30ml/dl) Blood tests (AST and transaminases indicate hepatocellular damage) Elevated urea, creatinine Consider HELLP (haemolysis, elevated liver enzymes and low platelets) Measure urine output (may be reduced)
237
How is the foetus assessed in pre-eclampsia?
Symphysial fundal height Ultrasound for foetal growth, liquor volume and umbilical artery doppler. If there is foetal compromise - delivery.
238
How can pre-eclampsia be prevented?
Low dose aspirin should inhibit the vascular and prothrombotic effects of thromboxane A2 in women at risk of pre-eclampsia. 75mg aspirin from 12 weeks gestation leads to a 15% reduction in incidence of pre-eclampsia.
239
What should the blood pressure be controlled to in pre-eclampsia?
<150/100
240
What can be used to prevent seizures in pre-eclampsia?
Magnesium sulphate
241
What are the maternal indications for delivery in pre-eclampsia?
``` Gestation >37 weeks Failure to control hypertension Deteriorating liver/renal function Progressive fall in platelets Neurological complications ```
242
What are the options for drug treatment in hypertension in pregnancy?
Methyldopa Labetalol Hydralazine Nifedipine
243
What are the maternal complications of pre-eclampsia?
``` Placental rupture DIC HELLP Pulmonary oedema Aspiration Eclampsia Liver failure Stroke Death Long term cardiovascular morbidity ```
244
What are the fetal complications of pre-eclampsia?
``` Pre-term delivery IUGR Hypoxia-neurological injury Perinatal death Long term cardiovascular morbidity ```
245
What happens in HELLP syndrome?
Haemolysis Elevated liver enzymes Low platelets
246
What is the morbidity associated with HELLP syndrome?
DIC Placental abruption Acute renal failure
247
How does insulin production change in pregnancy?
Normal women double insulin production from 1st to 3rd trimester.
248
Why does insulin resistance increase in pregnancy?
The placenta produces human placental lactogen which increases insulin resistance and human somatomammotrophin which increases production of insulin
249
At how many weeks does a foetus start producing its own insulin?
10 weeks
250
How do insulin requirement change with gestation?
1st trimester - static or decrease 2nd trimester - increase 3rd trimester - increase and may reduce slightly towards term
251
What are the gestational complications of diabetes?
Polyhydramnios - may result in unstable lie, malpresentation and pre-term labour.
252
What should the HbA1c target be pre-conception?
48mmol/mol
253
How long does it take insulin to go back to pre-pregnancy levels after delivery of baby?
Immediately
254
What are the risk factors for gestational diabetes?
BMI above 30kg/m Previous macrosomic baby weighing 4.5kg or above. Previous gestational diabetes. Family history of diabetes (first-degree relatives with diabetes) Minority ethnic family origin with a high prevalence of diabetes.
255
How is gestational diabetes diagnosed?
2 hour 75g OGTT: a fasting plasma glucose level of 5.6mmol/litre or above a 2-hour plasma glucose level of 7.8 mmol/litres or above.
256
What is the follow up of women with gestational diabetes?
Offer women with a diagnosis of gestational diabetes a review with the joint diabetes and antenatal clinic within 1 week.
257
What is the antenatal management of gestational diabetes?
Diet and exercise Metformin, glibenclamide, insulin Advise delivery no later than 40+6
258
How does pregnancy affect thyroid function?
Total thyroid hormone concentrations in blood are increased in pregnancy. Thyroxine T4 levels rise from about 6-12 weeks, and peak by mid-gestation; reverse changes are seen with TSH.
259
What is the post-partum management of gestational diabetes?
Stop all treatment and offer lifestyle advice. 6 weeks fasting blood glucose +/- HbA1c. Annual review (community)
260
When does the fetal thyroid gland become functional?
12 weeks
261
What is thyroxine important for in the foetus?
Neurodevelopment
262
Where is iodide lost in in pregnancy?
Urine | Feto-placental unit
263
What is the iodide intake recommended in pregnancy?
250 micrograms
264
What are the consequences of suboptimal treatment of thyroid function in pregnancy?
``` Mainly in first trimester Abnormal neuropsychological development Miscarriage and stillbirth Placental abruption Prematurity ```
265
What are the clinical features of hyperthyroidism in pregnancy?
Weight loss Eye signs Pre-tibial myxoedema Tremor
266
What are the effects of thyrotoxicosis on pregnancy?
Increase miscarriage Increase IUGR Increase preterm delivery Increase perinatal mortality
267
How can hyperthyroidism be treated in pregnancy?
Lowest effective dose of carbimazole or PTU. B blockade with propanolol. Serial biochemical monitoring (at least monthly) Often requirements reduced in pregnancy.
268
What are the effects of sodium valproate on the developing foetus?
``` Neurocognitive impairment Autism spectrum disorders Attention deficit disorders Neural tube defects (1.5%) Hypospadias Heart defects Craniofacial anomalies Skeletal anomalies Developmental delay ```
269
How much folic acid should women with epilepsy take prior to conception?
5mg/day at least 1 month prior to conception
270
What should be given for seizure termination in pregnant women?
Benzodiazepines
271
What are the effects of foetal varicella syndrome?
Skin scarring, eye defects, limb hypoplasia, neurlogical abnormalities
272
How should chicken pox in the newborn be treated?
Aciclovir
273
How is HIV transmitted in pregnancy?
Highest risk during birth (perinatal vertical transmission) Prenatal transmission is possible Risk depends on maternal viral load
274
How can risk of HIV transmission be reduced during pregnancy?
Antiretroviral therapy is recommended throughout pregnancy. | Low risk of transmission if viral load <50 HIV RNA copies/ml
275
How can risk of HIV transmission be reduced at delivery of baby?
Viral load < 50 HIV RNA copies/mL at 36 weeks, and in the absence of obstetric contraindications, a planned vaginal delivery is recommended. Viral load > 50 HIV RNA copies/mL at 36 weeks, planned caesarean section. Cesarean delivery should be scheduled at 38 weeks
276
How can vertical transmission of HIV be reduced postnatally?
HIV post-exposure prophylaxis with zidovudine for the newborn Neonatal post exposure prophylaxis (PEP) should be commenced very soon after birth, certainly within 4 hours. Neonatal PEP should be given for 4 weeks. Breastfeeding should generally be avoided , because risk of transmission is 5–20%
277
When should neonatal molecular diagnostics for HIV infection be performed?
During the first 48 hours and prior to hospital discharge 2 weeks post cessation of infant prophylaxis (6 weeks of age) 2 months post cessation of infant prophylaxis (12 weeks of age) HIV antibody testing for seroreversion should be performed at age 18 months
278
What are the antenatal complications of rhesus disease?
``` Polyhydramnios Thickened placenta Hydrops - sub-cut oedema pleural/pericardial effusions ascites hepato-splenomegally In-utero demise ```
279
What are the post natal complications of rhesus disease?
``` Jaundice Hepato-spenolmegally Pallor Kernicterus Hypoglycaemia ```
280
When is Anti-D required?
If mother is Rh negative.
281
Is anti-D required if mother is Rh +ve and father is Rh-ve?
No, mother will not make antibodies.
282
Is anti-D required if mother Rh -ve and father is Rh -ve?
Probably not required, Rh is recessive inheritance therefore baby will be Rh -ve also.
283
Will anti-D be required if mother is Rh -ve and father is Rh +ve?
Check infants Rh status. 50/50 chance if father Dd. 100% chance if father DD.
284
List some common skin problems in pregnancy.
``` Hyperpigmentation Striae gravidarum Hair and nail changes Vascular – angiomas, spider naevi Greasier skin Pruritis Atopic eruption of pregnancy Acne vulgaris or rosacea Psoriasis (emmolients/steroids/dithranol/UVB) Infections (candida, viral warts, varicella) Infestations (scabies) Autoimmune (SLE, pemphigus) ```
285
List 3 specific dermatoses of pregnancy.
Atopic eruption of pregnancy (AEP) Polymorphic Eruption of pregnancy (PEP) Pemphigoid Gestationis (PG)
286
What is the commonest pregnancy rash?
Atopic eruption of pregnancy
287
What are the treatments for atopic eruption of pregnancy?
``` Emollients Aqueous cream and menthol 1-2% Topical steroids Antihistamines Narrow band UVB 2nd line Oral steroids if severe (30mg pred) ```
288
What are the clinical signs of polymorphic eruption of pregnancy?
Pruritic eruption lower abdomen and striae with umbilical sparing and distant spread.
289
What is the treatment for polymorphic eruption of pregnancy?
Provide self-care advice to relieve itching Prescribe symptomatic treatment where necessary Emollients can be used liberally to soothe the skin Moderately-potent topical corticosteroids can be used to reduce inflammation Offer a sedating antihistamine (such as chlorphenamine or promethazine) if itch is causing sleeping difficulties (off-label indication)
290
How common is pemphigoid gestationis?
1:60,000
291
What are the signs of pemphigoid gestationis?
Urticarial lesions Wheals and bullae Umbilical area.
292
What causes pemphigoid gestationis?
Autoimmune - binding of IgG to basement membrane.
293
What are the risks of pemphigoid gestationis?
Premature delivery Fetal growth restriction Transient blistering on the infant that resolves with clearance of maternal antibodies (about 3-4 months) – 10% Secondary infection, which may leave scarring
294
What is the treatment for pemphigoid gestationis?
Refer to dermatology and obstetrics. Topical corticosteroids and antihistamine in mild cases. Moderate and severe cases can be treated by specialists with systemic corticosteroids. Additional antenatal surveillance may be advised.
295
How much does plasma volume change over the course of pregnancy?
About 50%
296
What happens to serum iron during pregnancy?
It falls
297
Which kind of infections are women more at risk of during pregnancy?
Urinary tract infections
298
What effect does pregnancy have on the GI tract?
Relaxation of smooth muscles results in: Decreased lower oesophgeal sphincter pressure Decreased gastric peristalsis Delayed gastric emptying Increased small and large bowel transit times Symptomatically this causes reflux, nausea, vomiting and constipation.
299
Which skin changes are common in pregnancy?
Hyperpigmentation of the umbilicus, nipples, abdominal midline and face. Spider naevi Palmar erythema Striae gravidarum
300
What are the musculoskeletal changes of pregnancy?
Increased ligamental laxity
301
What is the aim of the antenatal booking appointment?
Identify risks, including domestic abuse. Screen for abnormalities or illnesses. Develop rapport and encourage future attendance. Provide key health promotion messages; smoking cessation, dietician, dental care, folic acid, alcohol, food hygiene. Social work involvement if required. Initial observations of mother - BMI, BP, HR, abdo exam, urinalysis Determine likely gestation.
302
What are the risk factors for a higher risk pregnancy?
``` Age >40 or <18 para 6+ or para 0 Extremes of BMI Low socio-economic status Drug and alcohol misuse Previous obstetric problems Vulnerable groups e.g. asylum seekers Pre-existing medical problems e.g. diabetes, epilepsy, hypertension ```
303
Which fetal screening is offered?
Nuchal translucency 11-14 weeks | Fetal anomaly scan 18-22 weeks
304
At how many weeks can chorionic villus sampling happen?
11 weeks
305
At how many weeks can amniocentesis happen?
15 weeks
306
When is the second trimester?
12-20 weeks
307
When is the third trimester?
20 weeks - term
308
What are the clinical signs of polyhydramnios?
Large for dates Tense abdomen Unable to feel fetal parts.
309
What is the investigation for polyhydramnios?
Ultrasound
310
What is polyhydramnios associated with?
``` Placental abruption Malpresentation Cord prolapse Large for gestational age infant Requiring caesarean section Postpartum haemorrhage Premature birth and perinatal death ```
311
What is oligohydramnios associated with?
``` Poor perinatal outcomes Prolonged pregnancy Ruptured membranes IUGR Fetal renal congenital abnormalities My cause hypoxia due to cord compression ```
312
What are the symptoms of pre-eclampsia?
Headache Visual disturbance Severe upper abdominal pain Significant facial/hand/ankle oedema
313
What are the risk factors for pre-eclampsia?
Para 0 Family history Extremes of maternal age Obesity Medical factors - hypertension, renal disease, thrombophilia, SLE, diabetes Obstetric factors - multiple pregnancy, previous pre-eclampsia, hydatidiform mole, hydrops
314
At what Hb level is anaemia in pregnancy?
<105g/L
315
What are the risk factors for impaired glucose tolerance in pregnancy?
Family history of diabetes BMI >30 Previous macrosomic baby (>4.5kg) Previous GDM
316
What are the bones of the fetal skull called?
Occipital bone Parietal bones Frontal bone
317
What are the joins between the bones of the fetal skull called?
Posterior fontanelle Sagittal suture Anterior fontanelle Frontal suture
318
Which pro-pregnancy factors are involved in labour?
Progesterone Nitric oxide Catecholamines Relaxin
319
Which pro-labour factors are involved in labour?
``` Oestrogens Oxytocin Prostaglandins and prostaglandin dehydrogenase Corticotrophin-releasing hormone Inflammatory mediators ```
320
What effect does oxytocin have on contractions?
Increases frequency and force of contractions
321
What effect do prostaglandins have on labour?
Promote cervical ripening and stimulate uterine contractility.
322
What effect do inflammatory cells have on labour?
Contribute to cervical ripening and membrane rupture via increase in collagenase activity.
323
How do prostaglandins increase cervical ripening?
They inhibit collagen synthesis and stimulate collagenase activity to break down the collagen in the cervix. This allows the cervix to become softer and ready to dilate.
324
Which score is used to assess cervical ripening?
The Bishop score
325
Which factors does the Bishop's score take into account?
``` Cervical dilatation Length of cervix Station of presenting part Consistency Position ```
326
What is required for a woman to be diagnosed as being in labour?
Regular contractions and a fully effaced cervix. OR Spontaneous rupture of membranes plus regular uterine activity.
327
What are the risks associated with prelabour rupture of membranes?
Ascending infection | Chorioamnionitis
328
When would conservative management be appropriate in the case of prelabour rupture of membranes?
Mother apyrexial Baby cephalic Clear liquor Normal fetal monitoring
329
What is the first stage of labour?
From the onset of labour until the cervix is fully dilated.
330
What is the second stage of labour?
From full cervical dilatation until the head is delivered.
331
What is the third stage of labour?
From delivery of the baby until expulsion of the placenta and membranes.
332
What might meconium staining on vaginal examination indicate in pregnancy?
Fetal distress
333
What is precipitate labour?
Expulsion of the fetus with less than 2-3 hours of the onset of contractions.
334
What problem can be associated with precipitate labour?
Fetal distress
335
What is considered a slow labour?
Less than 2cm cervical dilatation in 4 hours.
336
What can be used to help a slow labour?
ARM +/- oxytocin infusion
337
What is a prolonged pregnancy?
Pregnancy longer than 42 weeks.
338
When is induction of labour offered?
Between 41 and 42 weeks.
339
What are the potential indications for induction of labour?
Maternal diabetes Twin pregnancy Pre-labour rupture of membranes Fetal growth restriction and suspected fetal compromise Hypertensive disorders of pregnancy including pre-eclampsia Deteriorating maternal medical conditions. Maternal request
340
What are contraindications to induction of labour?
Situations where vaginal delivery is contraindicated. Caution in previous caesarean section or uterine surgery. Risk of hyperstimulation in those how have had a previous precipitate labour.
341
Which methods of induction of labour are used in a Bishop's score of <6?
Porstaglandins
342
Which methods of induction of labour used in a Bishop's score of >6?
Artificial rupture of membranes (ARM) | Syntocinon
343
What are the non-pharmacological methods of pain relief in labour?
Maternal support Environment Birthing pools Education
344
What are the pharmacological methods of pain relief in labour?
``` Inhaled analgesics Systemic opioid analgesia Pudendal analgesia Regional analgesia: epidural, spinal General anaesthesia ```
345
What are the methods of regional analgesia in delivery?
Epidural | Spinal
346
What are the potential complications of regional analgesia?
``` Dural puncture headache Hypotension Local anaesthetic toxicity Accidental total spinal block Neurological complications Bladder dysfunction ```
347
What is the pathogenesis of a dural puncture headache?
Occurs due to CSF leak from subarachnoid space. Headache when sitting upright and relieved by lying flat. Blood patch may be necessary.
348
What is a first degree perineal tear?
Injury to the vaginal epithelium and vulval skin only.
349
What is a second degree perineal tear?
Injury to the perineal muscles, but not the anal sphincter.
350
What is a third degree perineal tear?
Injury to the perineum involving the anal sphincter complex.
351
What is a fourth degree perineal tear?
Injury to the perineum involving the anal sphincter complex and anal/rectal mucosa.
352
What are possible indications for an episiotomy?
A rigid perineum which is preventing delivery. If it is judged that a larger tear is imminent Most instrumental deliveries. Suspected fetal compromise Shoulder dystocia.
353
What is the immediate post-birth care?
Skin to skin contact Rhesus bloods and anti-D if required. 6 hour discharge if mother and baby are well.
354
What is the immediate post birth care of the neonate?
Apgar score at 1, 5, 10 minutes. Clamp and cut umbilical cord after 1 minute. Measurement and recording of birth weight and temp. Physical examination. Head and facial features, palate, limbs, digits, spine, external genitalia. Record first micturition and feed. Vit K consent and administer.
355
What is the immediate post birth care of the mother?
Observation of vaginal blood loss, palpation of uterine fundus to assess contraction. Examine for perineal, labial and vaginal trauma. Repair if required. Support skin to skin offer breast if wishes. Colour, BP, HR, resp rate, temp Offer something to eat Record first micturition after birth. Categorise VTE risk and commence prophylaxis if required.
356
What are the benefits of breastfeeding for the baby?
``` Reduced risk of infections Reduced risk of vomiting and diarrhoea Reduced risk of childhood leukaemia Reduced risk of obesity Reduced risk of cardiovascular disease in adulthood Available when needed Strong emotional bond ```
357
What are the benefits of breastfeeding for mum?
``` Lower risk of breast cancer. Lower risk of ovarian cancer. Lower risk of osteoporosis. Lower risk of cardiovascular disease. Lower risk of obesity. ```
358
How many visits from the midwife should take place in the first 10 days post-birth?
3 visits.
359
What is discussed in the first 10 days post birth?
Discuss birth - PTSD. Risk of postnatal depression. Physical exam; HR, BP, temp. Any signs of haemorrhage, anaemia, sepsis. Abdominal exam. Perineal examination. Discuss contraception. Physical examination of baby. Feeding, winding, changing, washing, safe sleeping.
360
When is the late postnatal examination?
6 weeks post natal.
361
What is discussed at the late postnatal examination?
Review the birth. Address questions, discuss future births. Discuss physical symptoms; perineal pain, pain during intercourse, urinary/faecal incontinence, vaginal bleeding, breast pain. FBC. Cervical smear. Discuss contraception.
362
What are possible postnatal complications for the mother?
``` Anaemia Bowel problems Breast problems Perineal breakdown. Incontinence Peurperal pyrexia Secondary PPH VTE Mental health problems ```
363
What kind of breast problems can new mothers face?
``` Nipple pain Nipple cracks Bleeding from the nipple. Breast engorgement Mastitis Breast abscess. ```
364
What causes mastitis?
Blocked mammary duct.
365
How is mastitis treated?
Antibiotics aimed at staph aureus.
366
How is peurperal pyrexia diagnosed?
Temp >38 degrees on any occasion in the first 14 days after birth.
367
What are the possible causes of peurperal pyrexia?
Genital tract or urinary tact infections. Infection of the breast/chest. DVT/PE
368
What are the risk factors for postnatal sepsis?
Maternal obesity | Delivery by caesarean section
369
What are the main causes of secondary post partum haemorrhage?
Infection of the uterine cavity | Retained products of conception.
370
What is the thromboprophylaxis for VTE?
Low molecular weight heparin.
371
What are the baby blues?
50% of women will experience transient feelings of tearfulness and emotional lability in the first few days after birth.
372
What percent of women will experience a depressive illness after giving birth?
10%
373
When can post-natal depression occur?
Any time in the first year, but peaks at 3-4 months.
374
What are the risk factors for post-partum psychosis?
Previous postpartum psychosis. Bipolar affective disorder Familly history of postpartum psychosis or bipolar.
375
When does postpartum psychosis typically occur?
3-14 days post birth.
376
What are the early signs of postpartum psychosis?
Perplexity, fear, agitation, insomnia. Purposeless activity, disinhibition, uncharacteristic behaviours. Fear for her own/baby's health and safety. Elation and grandiosity, suspiciousness, depression
377
What is the treatment for postpartum psychosis?
Admission to a mother and baby unit. Anti-psychotic or mood stabilising drugs. Antidepressants may also be indicated. Consider breastfeeding when initiating medication. Perinatal mental health team for community follow up. When recovered, discussion re. future illness and ways to reduce risk.
378
What is the definition of stillbirth?
A baby delivered with no signs of life that is known to have died after 24 completed weeks of pregnancy.
379
What are the risk factors for stillbirth?
``` 50% unknown. Advanced maternal age Maternal obesity Social deprivation Smoking Non-white ethnicity Domestic violence. ```
380
What are the fetal causes of stillbirth?
``` Lethal congenital abnormality Fetal growth restriction Infection Anaemia of fetal origin Feto maternal haemorrhage Twin to twin transfusion Cord obstruction ```
381
What are the maternal causes of stillbirth?
Metabolic disturbance Reduced oxygen states e.g. pul. hypertension. Antibody production. Diabetes
382
What are the placental causes of stillbirth?
``` Placental abruption Pre-eclampsia Maternal renal disease Antiphospholipid syndromes Thrombophilia Smoking Cocaine use ```
383
What are the structural causes of stillbirth?
Uterine abnormality Uterine rupture Placenta praevia Vasa praevia
384
What are the intrapartum causes of stillbirth?
Asphyxia | Trauma
385
What are the processes of fertilisation and implantation?
Fertilisation occurs in tube. Transportation of embryo along tube. Implantation into endometrium approximately 6 days post fertilisation.
386
What is the definition of miscarriage?
Any pregnancy loss before 24 weeks gestation.
387
What is a threatened miscarriage?
Bleeding with continuing intrauterine pregnancy.
388
What is an inevitable miscarriage?
Bleeeding with non-continuing intrauterine pregnancy (cervix may be open).
389
What is an incomplete miscarriage?
Incomplete passage of pregnancy tissue.
390
What is a complete miscarriage?
All pregnancy tissue expelled and uterus now empty.
391
What is a delayed/missed/early embryonic demise?
Fetus has died in-utero prior to 24 weeks gestation.
392
What is a septic misscariage?
Complicated by intrauterine infection.
393
What is recurrent miscarriage?
3 or more consecutive miscarriages.
394
What are the symptoms of a miscarriage?
Vaginal bleeding - brown spotting to heavy +/- tissue. Pelvic discomfort or pain. or asymptomatic.
395
What are the investigations in miscarriage?
``` Check mother is haemodynamically stable. Assess pain and bleeding. Removal of products of conception. Ultrasound scan. Examination of products of conception. Serum HCG tracking. Assess FBC and blood group. ```
396
How is a miscarrigae defined on ultrasound?
No fetal heart activity >7mm crown rump length of TV scan. Empty sac when mean gestational sac diameter >25mm on TV scan. Retained tissue - in incomplete miscarriage. Empty uterus - complete passage of tissue, pregnancy too early to visualise on scan, ectopic pregnancy.
397
How can a miscarriage be managed?
Expectant - intensive follow up and review every 7-14 days. Medical Surgical
398
Describe medical management of miscarriage.
Misoprostol (oral or vaginal, dose depending on gestation) | 70% success.
399
Describe surgical management of miscarriage.
Requires cervical priming (usually misoprostol). Electrical vacuum aspiration under general anaesthetic as daycase. OR Manual vacuum aspiration under local anaesthetic as outpatient.
400
When is Anti-D required in miscarriage?
If mother Rh negative and if: <12 weeks vaginal bleed and severe pain. <12 weeks medical or surgical management. Any potentially sensitising event >12 weeks.
401
What are the risk factors for an ectopic pregnancy?
``` Previous ectopic pregnancy Endometriosis Pelvic infection Pelvic surgery Contraception (progesterone only pill, IUD/IUS) Assisted conceptoin techniques Cigarette smoking ```
402
What is the clinical presentation of ectopic pregnancy?
Asymptomatic Vaginal bleeding - brown spotting to heavy loss Pelvic discomfort or pain - typically localised to one side +/- shoulder tip pain Pain with opening bowels Maternal collapse/hypovolaemic shock
403
When does hCG tracking suggest ectopic pregnancy?
<66% increase or <15% decrease.
404
What is the non emergency management of an ectopic pregnancy?
Conservative Medical - methotrexate Surgical - salpinostomy or salpingectomy
405
What is the suitability criteria for methotrexate?
``` Pain free Unruptured ectopic <35mm no FH visible Serum HCG <5000 Able to return for follow up No medical contraindications (e.g. anaemia, renal, hepatic impairment, ulcerative colitis, peptic ulcer) ```
406
How long should somebody wait to get pregnancy after methotrexate mediated miscarriage?
12 weeks after HCG <5 | - time to replenish folic acid.
407
What is the definition of gestational trophoblastic disease?
A group of conditions characterised by abnormal proliferation of trophoblastic tissue with production of HCG.
408
What are the premalignant forms of gestational trophoblastic disease?
Partial hydatidiform mole | Complete hydatidiform mole
409
What are the malignatn forms of gestational trophoblastic disease?
Invasive mole Choriocarcinoma Placental site trophoblastic tumour
410
What are the risk factors for gestational trophoblastic disease?
<20 years or >40 years Previous molar pregnancy Ethnicity (higher incidence in Korea, Philippines and China)
411
What are the clincal features of gestational trophoblastic disease?
``` PV bleeding Enlarged uterus Hyperemesis gravidarium Hyperthyroidism Early onset pre-eclampsia ```
412
What are the ultrasound features of gestational trophoblastic disease?
Snowstorm appearance
413
When does nausea and vomiting in pregnancy settle for most women?
16 weeks
414
What is the definition of hyperemesis gravidarum?
Persistent vomiting in pregnancy causing weight loss (more than 5% of body mass) and ketosis.
415
What can severe cases of hyperemesis lead to?
``` Wenicke's encephalopathy Central pontine myelinolysis Maternal death (rare) Higher incidence of intrauterine growth restriction Significantly smaller at birth. ```
416
What are the investigations in a woman with hyperemesis gravidarum?
Urine - ketones, other causes of vomiting e.g. UTI Serum - renal function, liver function, thyroid function if clinical signs USS - multiple pregnancy, molar pregnancy
417
What is the management of hyperemesis gravidarum?
``` Oral intake advice IV fluids Regular antiemetics Ranitidine/omeprazole Thromboprophylaxis Vitamin replacement Oral steroids Total pareneteral nutrition (extreme) Psychological support Assessment of fetal growth ```
418
What are the risk factors for having twins?
IVF Maternal age Ethnic origin - West African Family history - maternal inheritance
419
What is meant by zygosity?
Number of fertilised eggs
420
What is meant by chorionicity?
Number of placentas
421
What is meant by amnionicity?
Number of sacs
422
What are the risks to the fetus in multiple pregnancy?
``` Miscarriage Congenital anomaly Growth restriction Pre-term delivery Specific complications of twins: - acute transfusion - twin-twin transfusion - twin reversed arterial persuion sequence ```
423
What are the maternal complications of twins?
``` Hyperemesis gravidarum Pre-eclampsia Gestational diabetes Placenta praevia All minor complications ```
424
What is the management of delivery of twins?
Analgesia for mum - often epidural. Monitoring during labour - maternal: BP, IV access, fluids, ranitidine Fetal: continous CTG, abdominal and fetal scalp electrode (can be applied to bottoms)
425
Why is there an increased risk of postnatal haemorrhaage with twins?
Tone - big floppy uterus Tissue - double the placentas Trauma - two babies to fit out
426
What are the maternal postnatal risks in multiple pregnancies?
Increased risk of: Postnatal depression and bereavement Anxiety Relationship difficulties
427
What are the specific complications of monochorionic twins?
Acute transfusion Twin-twin transfusion syndrome Twin reversed arterial persuion sequence
428
What is acute transfusion?
Death of one twin in utero leads to increased risk of hypoxic-ischaemic injury in survivor due to acute transfusion from healthy to dying twin. Risk of exsanguination of healthy twin to dying twin.
429
What is the management of acute transfusion?
Delivery needs to be expedited if compromise detected - to save compromised twin if both twins alive - to prevent problems in co-twin If intrauterine death has occured: - delivery not indicated except near term - increased monitoring of survivor for anaemia and transfusional brain injury
430
What is twin to twin transfusion syndrome?
Chronic net shunting from one twin to the other: Donor twin - growth restricted, oliguric, anhydramnios Recipient twin - polyuric, polyhadramnios, cardiac problems, hydrops
431
What is the presentation of twin to twin transfusion syndrome?
16-25 weeks | Different liquor volumes.
432
How is twin to twin transfusion syndrome diagnosed using ultrasound?
Liquor volume Bladders seen? Cord dopplers Oedema/ascites
433
What is the Quintero staging of twin to twin transfusion syndrome?
1. Discordant liquor volumes. 2. Bladder not seen in donor. 3. Abnormal dopplers 4. Fetal hydrops. 5. Death of one or both twins.
434
How is twin to twin transfusion syndrome managed?
Fetoscopic laser ablation of anastamoses. Cord occlusion Management at quaternary referral centre.
435
What is twin reversed arterial perfusion syndrome (TRAPS)?
2 cords linked by a big arterio-arterial anastamosis. | Retrograde perfusion - pump twin and perfused twin.
436
How is TRAPS managed?
Ablation of anastamosis
437
What are the risks associated with monoamniotic twins?
Cord entanglement | Perinatal mortality is high due to cord accidents.
438
What are the risk factors for breech presentation?
``` Multiple pregnancy Bicornuate uterus Fibroids Placenta praevia Polyhydramnios Oligohydramnios Fetal anomaly ```
439
What are the risks to the fetus of a vaginal breech delivery?
``` Intracranial injury Widespread bruising Damage to internal organs Spinal cord transection Umbilical cord prolapse Hypoxia ```
440
What is the management of breech presentation at term?
All women should be offered external cephalic version unless contraindicated. Success rate 50%.
441
What are the absolute contraindications to external cephalic version?
When caesarean required regardless of presentation. Antepartum haemorrhage within the last 7 days. Abnormal CTG Major uterine anomaly. Ruptured membranes. Multiple pregnancy (except delivery of second twin) Absence of maternal consent.
442
What are the relative contraindications to external cephalic version?
``` Nuchal cord Fetal growth restriction Proteinuric pre-eclampsia Oligohydramnios Major fetal anomalies Hyperextended fetal head Morbid maternal obesity ```
443
What is pre-term?
Gestation less than 37 completed weeks.
444
What is low birth weight?
<2501g
445
What is the incidence of preterm birth?
10%
446
How can the incidence of respiratory distress syndrome be reduced in babies that need to delivered early?
Maternal corticosteroid injections
447
What are the local causes of antepartum haemorrhage?
Vulva Vagina Cervix - cervical ectropion or cervical polyp Rare - cervical carcinoma
448
What are the placental causes of antepartum haemorrhage?
Placenta praevia | Placental abruption
449
What is placenta praevia?
Placenta in lower segment of uterus, with lower segment extending 5cm from the internal cervical os.
450
What is the management of placenta praevia?
May be admitted from 30-32 weeks until delivery, but often outpatient management if no bleeding. Elective delivery at 38-39 weeks. Earlier emergency delivery may be required if haemorrhage occurs.
451
What is an abnormally invasive placenta?
Placenta invades the myometrium and cannot be readily separated from the uterus following delivery.
452
What are the risks of an abnormally invasive placenta?
Increased risk of massive postpartum haemorrhage. | May require hysterectomy.
453
What are the risks associated with placental abruption?
Placental separation results in reduced area for gas exchange between fetal and maternal circulation. Predisposes to fetal hypoxia and acidosis.
454
What are the risk factors for placental abruption?
``` Previous abruption Hypertension Thrombophilia Premature rupture of membranes Multiple pregnancy Folic acid deficiency Cocaine Smoking Social deprivation ```
455
What is the management of placental abruption in cases of light bleeding?
A brief episode of inpatient observation and surveillance of fetal growth with ultrasound fetal biometry. Repeated episodes may lead to a decision to deliver early.
456
What are the clinical features of a major concealed abruption?
Pain Uterine tenderness Hypovolaemic shock
457
What is the management of a major abruption?
Delivery
458
What is the presentation of placenta praevia?
Painless bleeding Non-engaged presenting part Soft uterus
459
What is the presentation of placental abruption?
Painful bleeding | Hard "woody" uterus
460
Which part of the uterus is sloughed each month in the menstrual cycle?
The endometrium
461
What counts as heavy menstrual bleeding?
Bleeding that has an adverse impact on a woman's QOL.
462
What are the causes of heavy menstrual bleeding?
``` Uterine causes: - Fibroids - Endometrial polyps - Adenomyosis - Pelvic infection - Endometrial malignancy Medical disorders: - Clotting disorders In absence of pathology: - anovulatory - ovulatory ```
463
How should heavy menstrual bleeding be investigated?
``` Test for coagulation disorders Serum ferritin test Female hormone testing Thyroid testing Endometrial biopsy should be taken Ultrasound ```
464
What is the pharmacological treatment for heavy menstrual bleeding?
Mefenamic acid - prostaglandin synthase inhibitor - take during menses Tranexamic acid - antifibrinolytic - inhibits plasminogen activator, reducing fibriolytic activity in endoemtrium - take during menses
465
What is the medical hormonal management of heavy menstrual bleeding?
Combined oral contraceptive pill Progestogens - POP, depo-provera, nexplanon Local - LNG-IUS GnRH analogues
466
How do GnRH analogues work to treat heavy menstrual bleeding?
Usually pulsatile release of GnRH from hypothalamus. Continuous levels 'switch off' FSH and LH release from pituitary. Useful in the short term (6 months to 2 years) Can shrink fibroids up to 40%. Improve haemoglobin. Can be combined with HRT Administer by injection.
467
What are progesterone rececptor modulators?
Bind principally to progesterone receptors. Little effect on ovarian function. Act directly on endometrium (mainly on blood vessels). Induce amenorrhoea. Shrink fibroids by 20-40%. Well tolerated, oral medication.
468
Give a non-pharmacological way of managing heavy menstrual bleeding?
Endometrial ablation | Hysterectomy
469
What is amenorrhoea?
Absent menses.
470
What is primary amenorrhoea?
Failure to menstruate by age 15 years. | May be associated with normal or delayed/absent development of secondary sexual characteristics.
471
What is secondary amenorrhoea?
Established menses stop >6 months, in the absence of pregnancy
472
What is oligomenorrhoea?
A cycle which is persistently greater than 35 days in length.
473
What are the investigations of primary amenorrhoea?
Plasma FSH, LH oestradiol, prolactin, TFT Karyotype X-ray for bone age Cranial imaging
474
What is the most common cause of anovulatory infertility?
Polycystic ovarian syndrome.
475
How is PCOS diagnosed?
``` Rotterdam criteria: Requires 2 of 3: - clinical or biochemical evidence of hyperandrogenism (high free androgen index) - oligomenorrhoea/amenorrhoea - ultrasound features of PCOS ```
476
What are the consequences of PCOS?
``` Reduced fertility Insulin resistant diabetes Hypertension Endometrial cancer 'unopposed oestrogen' Depression and mood swings Snoring and daytime drowsiness ```
477
What is the management of PCOS?
Education Weight loss and exercise Endometrial protection (progesterone or withdrawal bleed) Fertility assistance Lifetime awareness +/- screening for complications
478
What is dysmenorrhoea?
Excessive menstrual pain. Characteristically involves cramping lower abdominal pain that may radiate to the lower back and legs. May be associated with GI symptoms or malaise.
479
Describe primary dysmenorrhoea.
Begins with onset of ovulatory cycles. Typically within the first 2 years of the menarche. Pain is usually most severe on the day of or the day prior to the start of menstruation.
480
What is the aetiology of primary dysmenorrhoea?
Prostaglandins involved - higher concentrations of PGE2 and PGF2.
481
What is the management of primary dysmenorrhoea?
NSAIDs COC Depot progestogens Intrauterine system.
482
What is secondary dysmenorrhoea?
Dysmenorrhoea associated with pelvic pathology.
483
Which pathologies commonly cause secondary dysmenorrhoea?
Endometriosis Adenomyosis Pelvic infection Fibroids
484
What counts as post menopausal bleeding?
Bleeding occuring >12 months after last menstrual period.
485
What is the investigation of intermenstrual bleeding and post coital bleeding?
Cervical smear history (do not take if not due) Speculum and bimanual examination STD screen and treat Urine pregnancy test
486
What kind of bleeding would cause an urgent gynaecology referral?
Women over 35 with persisitent (over 4 weeks) post-coital or intermenstrual bleeding.
487
What kind of bleeding would cause a routine gynaecology referral?
Women under 35 with postcoital or intermenstrual bleeding persisting for over 12 weeks. A single heavy episode of post-coital or intermenstrual bleeding at any age.
488
What are the investigations of post menopausal bleeding?
Biopsy if ET >3mm (non-HRT and CC-HRT users) Biopsy if ET>5mm (sequential HRT users) Hysteroscopy/biopsy in tamoxifen users
489
What percentage of post menstrual bleeding presentations are due to cancer?
5%
490
What is the most common type of ovarian tumour?
Epithelial ovarian cancer
491
What are the two types of epithelial ovarian cancer?
1. High grade serous - resembles falopian tube mucosa. P53 mutations 2. Arise from ovarian surface epithelium and mullerian inclusion cysts - endeometriod, clear cell, mucinous, low grade serous.
492
How does ovarian cancer spread?
``` Direct extension (transcoelemic) Exfoliation into the peritoneal cavity. Lymphatic invasion. ```
493
What are the risk factors for ovarian cancer?
``` Low parity Infertility Tubal ligation Early menarche Late menopause ```
494
Which genes and syndromes are associated with ovarian cancer?
BRCA1 BRCA2 Lynch syndrome
495
What is the presentation of ovarian cancer?
``` Vague non specific symptoms! Altered bowel habit Abdominal pain/bloating Feeling full quickly Difficulty eating Urinary/pelvic symptoms Bowel obstruction Shortness of breath ```
496
What are the clinical signs of ovarian cancer?
``` Abdominal distension Upper abdominal mass Pleural effusion Nodules on PV examination Rarely - paraneoplatic syndromes ```
497
What are the investigations of ovarian cancer?
Ultrasound scan CA125 Calculate RMI (risk of malignancy index) CT
498
What is CA125?
Glycoprotein antigen elevated in some malignancies (ovary, pancreas, breast, lung, colon)
499
What is the management of ovarian cancer?
Surgery Chemotherapy Decided at MDT
500
How is ovarian cancer diagnosed?
Cytology - pleural/ascitic fluid | Histology - biopsy
501
What is the peak age at which endometrial cancer develops?
65 years
502
What is the presentation of endometrial cancer?
``` Postmenopausal bleeding Post coital bleeding Intermenstrual bleeding Altered menstrual pattern Persistent vaginal discharge ```
503
What is the most common type of endometrial cancer?
Adenocarcinoma
504
What are the two types of endometrial adenocarcinoma?
Type 1 - oestrogen excess (endometroid) | Type 2 - not oestrogen excess (papillary serous, clear cell)
505
What are the risk factors for endometrial carcinoma?
``` Obesity Physical inactivity HRT Diabetes Nulliparity Longer menstrual lifespan ```
506
What are the investigations in endometrial cancer?
Transvaginal scan MRI CT/PET CT Biopsy (pipelle)
507
What is the treatment for endometrial cancer?
Total hysterectomy + bilateral salpino oopherectomy + washings. In advanced disease, also: consider chemotherapy, radiotherapy, hormonal treatment
508
What is meant by direct maternal death?
As a consequence of a disorder specific to pregnancy.
509
What is meant by indirect maternal death?
Death resulting from previous existing disease
510
What are the emergencies in obstetrics?
``` Post partum haemorrhage Antepartum haemorrhage Eclampsia Amniotic fluid embolus Uterine inversion Uterine rupture Intra-abdominal bleeding Genital tract haematoma Fetal malpresentation Fetal distress ```
511
What are the emergencies in gynaecology?
Ectopic pregnancy Miscarriage Postoperative/intra-abdominal bleeding
512
What is secondary post partum haemorrhage?
Occuring between 24 hours and 12 weeks postnatally.
513
What are the four Ts that can cause post partum haemorrhage?
Thrombin (clotting disorders) Tissue Tone Trauma
514
How should post partum haemorrhage be managed?
``` Bimanual uterine compression Empty bladder Oxytocin Ergometrin 500mcg Misoprostol Hysterectomy Uterine artery embolisation ```
515
Which drugs can be used to promote uterine contractility?
Syntocinon Ergometrine Carboprost Misoprostol
516
What are the causes of secondary post partum haemorrhage?
Usually associated with infection +/- retained tissue.
517
What are the specific causes of collapse in pregnancy?
Eclampsia | Amniotic fluid embolism
518
What are the maternal complications of pre-eclampsia?
``` Intracranial haemorrhage Placental abruption and DIC Eclampsia HELLP syndrome Renal failure Pulmonary oedema Acute respiratory arrest ```
519
What are the fetal complications of pre-eclampsia?
``` Intrauterine growth restriction Oligohydramnios Hypoxia from placental insufficiency Placental abruption Premature delivery ```
520
What is the management of hypertension in moderate pre-eclampsia?
Oral labetalol if systolic BP reaches 150-160mmHg
521
What is the management of hypertension in severe pre-eclampsia?
Oral/IV labetalol Oral nifedipine IV hydralazine
522
What is eclampsia?
One or more convulsions in association with pre-eclampsia.
523
Which drug is used to treat eclamptic seizures?
Magnesium sulphate
524
When should magnesium sulphate be considered as treatment?
In women with severe pre-eclampsia where birth is planned within the next 24 hours. After eclamptic fit.
525
What are the signs of magnesium sulphate toxicity?
Loss of deep tendon reflexes. Respiratory depression Respiratory arrest Cardiac arrest
526
What is the average age of the menopause?
52 years
527
What is considered premature menopause?
<40 years
528
What are the symptoms of the menopause?
``` Vasomotor symptoms (hot flushes, night sweats) Vulvo-vaginal dryness Sleep disturbance Mood disturbance Sexual dysfunction ```
529
What are the methods for oestrogen replacement?
``` Oral Transdermal patch Vaginal ring Pessary Gel Cream ```