OB/GYN Flashcards
Drug of choice for medical management of ectopic pregnancy?
Methotrexate (HIGHLY terataogenic so single IM dose does job)
Contraindications to methotrexate for ectopic?
-Mass>35mm
-Detectable Heartbeat
-Ruptured
Surgical management for ectopic?
Laparoscopic salpingectomy
What component of HRT causes breast cancer risk?
Progesterone
How to balance risk of breast cancer and endometrial cancer with HRT?
Give estrogen and progestegone because endometrial risk is higher than breast
Medication for hot flushes?
Clonidine: Hormonal
Venlafaxine: Non-hormonal
Most common adverse reaction for progesterone-only pill?
Irregular vaginal bleeding
What is desogesterol?
POP
If a patient has itchy hands and is 31 weeks pregnant?
Intrahepatic cholestasis
Treatment of intrahepatic cholestasis?
Induction of labour at 37-38 weeks
Gestational diabetes treatment?
Fasting glucose 7< = Commence insulin
Fasting glucose 5.6-6.9mmol/L = Commence metformin
1st line treatment of urge incontinence?
Bladder retraining
1st line treatment for stress incontinence?
Pelvic floor muscle training
Migraine with aura and HRT?
NOT contraindicated
If patient has uterus what type of hormonal treatment is required?
Combined oestrogen and progesterone
If a patient has not yet reached full menopause (amenorrhoea >1 year) what type of treatment?
Cyclical HRT
What is a contraindication for HRT?
Undiagnosed vaginal bleeding
Patient with coil, what HRT do you use?
Oestrogen patch
-Mirena is only form of contraception used as progesterone component in HRT.
Transdermal oestrogen vs oral?
Transdermal:
do not have increased risk of DVT
Chicken pox exposure in pregnancy?
Check Antibodies as first step
Gestational HT diagnosis?
new onset HT undiagnosed after 20 weeks without signif proteinuria
Treatment of gestational diabetes?
Oral nifedipine
Persistent bleeding 6 months, not helped by mefanamic or tranexamic?
Endometrial biopsy at hysteroscopy
Definition of puerperal pyrexia?
Temp pf >38 degrees in first 14 days following delivery
Causes of puerperal pyrexia?
Endometritis
UTI
Wound infections
Mastitis
Venous thromboembolism
Management of puerperal pyrexia?
If endometritis is suspected the patient should be sent to hospital for IV ABs
-Clindamycin and gentamicin until afebrile for 24 hours
ABs for suspected puerperal pyrexia?
Clindamycin and gentamicin
Most common cause of postmenopausal bleeding?
Vaginal atrophy
Bleeding following sexual intercourse in Post-menopausal women?
Vaginal atrophy
Investigations for suspected PCOS?
-Plevic US
-FSH, LH, Prolactin, TSH
-Testosterone
-SHBG
Pelvic cysts with bead on a string appearance diagnosis?
PCOS
Blood test results in PCOS?
Raised LH: FSH ratio
Normal/mildly elevated prolactin and testosterone
Rotterdam criteria and what it diagnoses?
PCOS
-Hyperandrogenism
-Oligo-/anovulation
-Cystic morphology on USS
2 methods of emergency hormonal contraception medication ?
Levonorgestrel
Ulipristal
When can you take levonogestral as emergency contraception?
within 72 hours of unprotected intercourse
What is levongestral?
A progesterone
Dosing of levonogestral in UNSI?
1.5mg
3.0mg if BMI >26 or >70Kg
When can hormonal contraception be started after using levornogestrel as EC?
immediately
What s Ulipristal?
Selective progesterone receptor modulator (EllaOne)
MOA of Ellaone?
Inhibition of ovulation
Use of ulipristal as EC? Timeframes etc?
ASAP
No later than 120 hours after intercourse
Dose of elleOne for EC?
30mg
EllaOne and contraception methods?
May reduce effectiveness
Restart/start with ring, patch or pill 5 days after having ulipristal: until then barrier methods
Who to be cautious of when prescribing EllaOne?
ASTHMA patients
Breastfeeding and EC?
Wait 7 days post EllaOne
No restrictions with levonorgestrel
Most effective method of EC which should always be offered?
IUD
Timeframes with IUD and UPSI?
Within 5 days of UPSI
If a patient had UPSI 6 days ago what you gonna do?
Offer IUD fitting up to 5 days after likely ovulation date
Increased Nucal translucency (NT)?
Down’s Syndrome
Congenital heart defects
Abdominal wall defects
Causes of hyperchogenic bowel?
CF
Down’s
Cytomegalovirus
What is folic acid necessary for?
Proper closure of neural tube during fetal nervous system development
Causes of folic acid deficiency?
Phenytoin
Methotrexate
Pregnancy
Alcohol XS
Criteria for high risk NT defects in woman in pregnancy?
-Either partner NTD
-Previous pregnancy affected by NTD
-Fam Hx of NTD
-Antiepileptic drugs
-Coeliac
-Diabetes
-Thalassaemia trait
-OBESITY (BMI: >30)
Most common diagnosis for post-menopausal bleeding?
VAGINAL ATROPHY
Ovarian cyst which upon rupture may cause pseudomyoxoma peritonei?
Mucinous cystadenoma
Most common type of ovarian epithelial tumour?
Serous cystadenoma
Investigation for suspected placenta praevia?
Transvaginal US
What is placenta praevia?
Placenta wholly or partly in lower uterine segment
Clinical features of PlacePraev?
Shock in proportion to visible loss
No pain
Uterus not tender
Lots of things could be normal