Make a Medic Mocks Flashcards
What is uterine inversion?
Complication of 3rd stage of labour
Manifests:
- Maternal shock (blood loss)
- Lump (uterine fundus) protruding from vaginal introitus
Mx:
- Uterus should be manually reduced
- If this fails, surgery
What is uterine involution?
Shrinking of the uterus back to pre-pregnancy size once the baby and placenta has been delivered
What is ground A of the abortion act?
That the continuance of the pregnancy would involve risk to the life of the pregnant woman greater than if the pregnancy were terminated.
What is ground B of the abortion act?
That the termination is necessary to prevent grave permanent injury to the physical or mental health of the pregnant woman.
What is ground C of the abortion act?
That the pregnancy has not exceeded its 24th week and that continuance of the pregnancy would involve risk, greater than if the pregnancy were terminated, of injury to the physical or mental health of the pregnant woman.
(Majority of abortions carried out under this act)
What is ground D of the abortion act?
That the pregnancy has not exceeded its 24th week and that continuance of the pregnancy would involve risk, greater than if the pregnancy were terminated, of injury to the physical or mental health of any existing children of the family of the pregnant woman.
Ground E of the abortion act
That there is substantial risk that if the child were born it would suffer from such physical or mental abnormalities as to be seriously handicapped
Ground F of the abortion act
To save the life of the pregnant woman.
Ground G of the abortion act
To prevent grave permanent injury to the physical or mental health of the pregnant woman.
How are perineal tears classified?
- 1st: Perineal skin and/or vaginal mucosa
- 2nd: Perineal muscles, no involvement of anal sphincter
- 3rd (A): <50% of external anal sphincter
- 3rd (B): >50% of external anal sphincter
- 3rd (C): External and internal anal sphincter
- 4th: Involvement of anal sphincter and anorectal mucosa
3rd and 4th associated with increased risk of faecal incontinence
Once identified, what is the next step in assessing perineal tears?
DRE to assess extent of involvement of anal canal
How are 1st/2nd perineal tears managed?
Repaired by midwives in delivery room
How are 3rd/4th perineal tears managed?
Repaired in theatre by obstetricians
Vaginal pack can be inserted to control excessive bleeding
What is the presentation of neonatal herpes infection?
Vesicles and pustules often involving the face and mouth
Three forms:
- SEM: Localised to skin, eyes and mouth
- CNS: Encephalitis
- Disseminated infection
How can neonatal varicella be differentiated from neonatal herpes?
Varicella tends to be disseminated lesions all over the body (beginning on the face) at various stages of healing
Herpes lesions tend to be clustered, mainly occurring on the face
What is the most common cause of secondary PPH?
Infection
What is the management of PPH?
- A-E
- 14g peripheral cannulae (x2)
- Lie woman flat
- Bloods (G+S, X-match)
- Crystalloid infusion - Mechanical
- Palpate and rub uterine fundus
- Catheterisation (prevent bladder distention) - Medical
- IV oxytocin injection then infusion
- IV/ IM ergometrine
- IM carboprost
- Sublingual misoprostol - Surgical
- Intrauterine balloon tamponade
- Other options: B-lynch suture, ligation or uterine arteries/ internal iliac arteries
- Hypsterectomy (life saving)
When is carboprost contraindicated?
Asthma
When is ergometrine contraindicated?
Hypertension
When is clomiphene most effective?
Between days 2-6 of cycle
What is given in oligomenorrheic patients before giving clomiphene?
Progestogen for 10 days to induce a withdrawal bleed and then clomiphene started on day 2 of the period, continued for 5 days
Check serum progesterone on day 21 to check for ovulation
How long can the cycle of clomiphene be repeated?
Max 6 times before the risk of ovarian cancer is too high
What does staining with acetic acid in colposcopy suggest?
Presence of abnormal nuclear: protein ratio within cells
What does iodine bind to when used in colposcopy?
Glycogen, present in normal cells
Abnormal cells lack glycogen so reamin yellow
Which viral strains cause roseola?
HHV6 and HHV7
Where does the rash begin in roseloa?
Chest and abdomen and spreads to the limbs over days
Which x-ray views should be ordered for Perthe’s disease?
Anteroposterior and frog leg lateral views
(shows increased density of the femoral head)
When would an MRI be indicated for Perthe’s disease?
When the x-ray is normal but there is high clinical suspicion
What is talipes equinovarus?
Club foot
(One or both feet are inverted and supinated)
What is positional talipes?
More mild form of club foot caused by compression in utero and corrected by passive manipulation
What is the management for talipes equinovarus?
Manipulation, casting and bracing with the Ponseti method
What is the management of acute chest syndrome in sickle cell?
Mechanical ventilation and urgent exchange transfusion
What is the first step in managing a sickle cell crisis?
Adequate analgesia
(then adequate oxygenation and hydration)
Which sickle cell crises will need exchange transfusion?
- Acute chest syndrome
- Priaprism
- Stroke
What is polyethylene glycol?
Movicol
(Once prescribed, GP should arrange 2 week follow up)
How long should children stay off school with mumps?
5 days following the onset of parotitis
What are the red flag symptoms of mumps?
Meningism and epididymo-orchitis
Is Turner’s syndrome associated with intellectual impairment?
No
What is the management of meconium aspiration?
- Examine oral cavity for meconium and remove using large-bore suction catheter
- IV gentamicin and ampicillin
What is the definitive treatment for biliary atresia?
Kasai procedure
Which organisms most commonly cause otitis externa?
- Staphylococcus aureus
- Psuedomonas aeruginosa
What is the presentation of vestibular neuronitis?
Inner ear infection
- Nausea
- Vomiting
- Dizziness
What is the first line treatment of dementia with lewy bodies?
Acetylcholinesterase inhibitors eg. rivastigmine
What is schizoaffective disorder?
Presence of schizophrenia symptoms for >=1 month + mood disorder (mania or depression)
Mood disorder must be present for the majority of the illness, but should be at least 2 weeks of psychosis without mood symptoms (distinguish from psychotic depression or mania with psychosis)
What is a brief psychotic disorder?
Symptoms of schizophrenia lasting <1 month
What is schizophreniform disorder?
Symptoms of schizophrenia lasting 1-6 months (mood symptoms less prominent than in schizoaffective disorder)
What is the management of schizoaffective disorder?
- Antipsychotic (atypical)
- Mood stabiliser (lithium)
When is the onset of baby blues?
Within the first 2 weeks PP
When does post natal depression present?
6-8 weeks post partum
But any depression within 1 year post partum is considered PPD
What are the requirements for a gestational hypertension diagnosis?
blood pressure (BP) ≥140/90 mmHg on two occasions (at least 4 hours apart) during pregnancy after 20 weeks’ gestation in a previously normotensive patient, without the presence of proteinuria or other clinical features suggestive of pre-eclampsia
What is a commonly used first line tocolytic?
Nifedipine
If contraindicated, atosiban can be used
What is the first step in managing preterm labour with in-tact membranes?
Pre-term labour can be diagnosed if cervix is <15mm on TVUSS
- Tocolytics (nifedipine, atosiban)
- Corticosteroids (22-33+6 weeks), don’t give more than 2 courses
What are the risks of contractions with cervical cerclage in place?
Cervical tear
What are the symptoms of lichen planus?
Polyglonal (many sharp angles), violaceous (violet colour) macular rash on vulva and perianal region
Wikham striae on oral mucosa (cob-web like markings)
How does the surgical treatment of endometriosis differ when fertility is a priority?
Fertility:
- Laproscopic excision or ablation with adhesiolysis
Not prioritising fertility:
- Laparoscopic excision followed by hormonal treatment, as hormonal treatment can prolong the effects of surgery
Where is inflammation in Crohn’s most common?
Terminal ileum
Which extra intestinal symptoms are more present in Crohn’s over UC?
- Apthous ulcers
- Uveitis
- Ankylosing spondylitis
Which extra intestinal features are more seen in UC over crohn’s?
- PSC
- Pyoderma gangrenosum
- Enteric arthritis
What is a complication of tinea capitis?
Scarring alopecia
Oral antifungals or topical ketoconazole shampoo
What organisms cause tinea capitis?
- Trichophyton tonsurans
- Microsporum canis
What is alopecia areata?
Localised, autoimmune loss of hair which typically grows back within a year (non-scarring)
What is telogen effluvium?
Loss of hair as a result of stress (more common in adults)
What is traction alopecia?
Hair loss (usually on the side of the head) due to pulling hair back tightly
When in pregnancy would cleft lip occur?
Failure of fusion between weeks 4-7
When in pregnancy would cleft palate occur?
Failure of fusion in weeks 6-9 of pregnancy
What are the complications of cephalohaematoma?
- Jaundice
- Defective blood clotting
- Intracranial bleeding
Takes months to resolve
What are the poor prognostic factors of ALL?
- T cell markers
- Being <2yrs or >10yrs
- Male
- WCC >20x109
When are topical steroids used for eczema?
If the patient has a flare, they should be applied 30mins after emolients
What are the organic causes of Fregloi delusion?
- Treatment with levodopa
- Injury to the fusiform gyrus
- Damage to the temporo-parietal area
What is flumenazil?
A benzodiazepine receptor antagonist sometimes used to treat benzodiazepine overdose
What are the first investigations to order when intestinal malrotation is suspected?
- Upper GI contrast studies USS (any history of bilious vomiting)
- CT abdo (with contrast) (if the concern for malrotation is low)
- Abdo x-ray (ED, not as helpful as above)
- FBC (WBC should be normal in MR without volvulus, may be abnormal with prolonged volvulus)
What is the management for endometrial hyperplasia without atypia?
Continous progestogens using IUS
- Continue for 6 months
- Review with TVUSS and endometrial biopsy every 6 months
What is the management for endometrial hyperplasia with atypia?
Total hysterectomy and bilateral salingo-oophorectomy
What is the management for pre-menopausal woman with endometrial hyperplasia and atypia who wanted to preserve fertility?
Continuous progestogens and 3 monthly reviews
When is endometrial ablation used?
HMB for patients who don’t want to preserve fertility
Management of PMS?
- Symptom diary for 2 cycles
(If no no impact on the patient’s personal, social or professional life)
2. Lifestyle advice
(Otherwise)
2. COCP
- CBT
Which antimuscarinics are offered for urge incontinence?
- Tolterodine
- Oxybutynin
- Darifenacin
AVOID in elderly women with risks of falls, give:
- Mirabegron (beta-3 agonist)
What happens to the tidal volume during pregnancy?
Increases by 30-35% due to increased metabolic CO2 levels and progesterones which increase respiratory drive
Increased minute ventilation by 40%
How much does GFR increase in pregnancy?
30-60%
How long is the antibiotic regimen for UTI in pregnancy?
7 days
What should be considered if a pregnant patient has had no improvement in their UTI symptoms after 48 hours on nitrofurantoin?
Amoxicillin or cephalexin
Why is trimethoprim avoided in the first trimester?
Increases the risk of neural tube defects
How is diagnosis of genital herpes confirmed?
Viral cultures and PCR
What is a primary genital herpes infection?
4-7 days after sexual contact (can last up to 3 weeks)
What is a secondary genital herpes infection?
An infection in an individual with previously existing immunity
What is the management of primary genital herpes in pregnancy?
Presenting in 1st/2nd trimester:
- 5 days of oral acyclovir (400mg TD)
- Suppressive oral acyclovir from 36 weeks until delivery, with vaginal delivery anticipated
Presenting in the 3rd trimester:
- Oral acyclovir immediately until delivery (400mg TD), C-section recommended
When should invasive procedures be avoided with herpes in pregnancy?
When there are genital lesions eg. instrumental delivery
What is the management for recurrent herpes in pregnancy?
Oral acyclovir from 36 weeks, no C-section delivery indicated
What is the management of mastitis with prolonged symptoms?
Flucloxacillin
Why can hydrocele occur in neonates?
Failure of obliteration of the processus vaginalis
<2 years tend to resolve spontaneously as the processus vaginalis closes
What are the referral criteria for bronchiolitis?
- Looking seriously unwell
- Apnoeic
- Centrally cyanosed
- O2 sats <92%
- Severe respiratory distress
- Resp rate >70
What is the management for bronchiolitis?
Supportive
May require:
- O2
- Feeding via NG tube
- Suction for significant secretions
What are the extra-pulmonary/ extra-pancreatic features of CF?
- Meconium ileus
- Short stature
- Infertility in males
How often is chest physiotherapy done for CF?
Twice daily
What are most causes of infant torticollis caused by?
Sternocleidomastoid tumour, congenital muscular torticollis
Reduced ROM and struggling to turn the head in one direction (can manifest subtly, only managing to feed from one breast)
What vaccine is given to children at 3 months old?
1st dose
- Pneumococcal conjugate vaccine
2nd dose
- 6-in-1 vaccine
- Oral rotavirus vaccine
What is included in the 6-in-1 vaccine?
- Whooping cough
- Hepatitis B
- Tetanus
- Diptheria
- Haemophilus influenzae type B
- Polio
When is the time limit for febrile status epilepticus?
30 minutes
How long is the observation period after a first episode of febrile convulsion?
4-6 hours
What is the infectious period for chicken pox?
1-2 days before the appearance of the rash until the lesions have crusted over
What are the four developmental domains?
- Social, emotional and behavioural
- Gross motor
- Vision and fine motor
- Hearing, speech and language
What are the milestones by 18 months across all domains?
Social, emotional and behavioural
- Feed themselves with a spoon
- Drink from a cup
- Play alone
- Help with dressing
Gross motor
- Take off shoes
Vision and fine motor
- Pincer grip
- Build a tower of three
- Look at and palm hit books
- Draw a scribble
Hearing, speech and language
- 6-10 words
- Follow simple instructions
- Point to 2-4 body parts
When can children use a fork?
By 3 years
When can children put on shoes?
By 2 years
When do children play with other children?
By 4 years
(Play near other children at 2)
When do children combine words?
2 years
When should mood be screened for post partum?
At 6 weeks and 4 months
Which SSRIs are recommended for breastfeeding?
Sertraline and paroxetine
(+ low dose amitryptiline)
What is the cut off score for Edinburgh scale postnatal depression?
> =10
What is the management for mild PND?
- Indirect counselling via midwife/ health visitor
- Support groups etc
What is the managment of moderate PND?
- Psychological intervention and antidepressants
How long does a 136 last?
24 hours
But can be extended 12 hours
What investigation can be performed if the diagnosis of Parkinson’s is in doubt?
Dopamine transporter scan
Visualise depletion of the dopaminergic neurones in the substantia nigra
Which complications of the varicella zoster virus are pregnant women more at risk of?
- Pneumonia
- Hepatitis
- Encephalitis
If birth occurs within 7 days of the onset of VZV rash, how long is the neonate observed for?
28 days
When is the last dose of LMWH given before C section?
24 hours before and restart 6-12 hours after birth
When do foetal movements tend to plateau?
By 32 weeks
What is the longest range between foetal movements?
50-75 minutes
(Afternoon/ evening periods are the periods of peak activity)
How long are foetal sleep cycles?
20-40 minutes
(rarely exceed 90 minutes)
How should foetal movements be assessed?
Subjective maternal perception of foetal movements
What is the advice for women who are unsure about the frequency of foetal movements after 28 weeks?
Lie on their side and focus on foetal movements for 2 hours, if 10 or more discrete movement aren’t felt contact their midwife/ maternity unit
What is the definition of recurrent miscarriage?
3 or more consecutive miscarriages
What is the threshold for vaginal delivery in an HIV positive mother?
<50 copies/mL at 36 weeks
(immediate cord clamping and no breastfeeding)
When is ECV offered for nullip and multip women?
Nullip:
36 weeks
Multip:
37 weeks
What are the risks of ECV?
- Premature ROM
- Placental abruption
What are the urine protein thresholds for PET?
- P:C >30mg/mol
- 24 urine >300mg
What are the symptoms of dislocation of the knee?
- Severe knee pain
- Sudden knee swelling
- Inability to straighten leg/ walk
- Sudden popping
What is the inheritance pattern of Becker’s muscular dystrophy?
X-linked recessive
Which conditions are associated with Talipes equinovarus?
- Neuromuscular (eg. spina bifida)
- Edward’s
- Oligohydramnios
- Arthrogryposis multiplex congenita
- Cerebral palsy
What are the five main signs for testicular torsion?
- Absent cremasteric reflex
- No relief of scrotal pain on elevation of the testicles (negative prehn’s sign)
- Deming sign - testicle in an abnormally elevated position
- Brunzel sign - horizontal testicle lie
- Ger sign - pitting at the testicle base
What is omphalitis?
Rare condition where the umbilicus and surrounding tissues become infected and inflamed
- Staphylococcus
- Streptococcus
Umbilicus appears red and warm and discharges pus
What are secondary lesions in acne?
Lesions which occur as a result of primary lesions healing
eg. excoriations or macules
What are the primary lesions in acne?
Inflammatory lesions
- Papules
- Pustules
- Nodules
Non-inflammatory lesions
- Comedones
- Pseudocysts
What would an ECG of Ebstein’s anomaly show?
Right bundle branch block
What are cannon waves on ECG?
Contraction of the atria against a closed tricuspid valve
What are rosenthal fibres a histological hallmark of?
Pilocytic astrocytomas
Which syndrome are haemangiomas associated with?
Von Hippel-Lindau
What is the inheritance pattern of congenital adrenal hyperplasia?
Autosomal recessive
How does 11-beta hydroxylase deficiency CAH present?
Virilisation of female genitalia, precocious puberty, hypertension and hypokalaemia
What is the congenital defect risked when taking fluoxetine in the first trimester?
Congenital heart defects
What are the symptoms of olanzapine exposure to neonates in utero?
- Lethargy
- Tremor
- Hypertonia
What is the timeline required for illness anxiety disorder/ hypochondrial disorder?
6 months
How often should monochorionic diamniotic twins have growth scans?
Every 2 weeks from 16-24 weeks
Scans at 28, 32 and 34 weeks
What is the first line treatment of candidiasis in pregnancy?
Intravaginal clotrimazole
When are oral antibiotics indicated in mastitis?
When symptoms have persisted over 24 hours, despite adequate milk expression
What is the insulin regimen during labour for patients who have T1/2DM?
Variable-rate insulin infusion with the aim of maintaining BM 4-7