O+G Flashcards
Ix for menorrhagia
- FBC
- TVUS if abnormal anatomy is indicated
Initial mx of menorrhagia before TVUS is done?
Tranexamic acid
Mx of PROM at 32 weeks?
admit for at least 48 hours + steroids + antibiotics
Time until effective of progesterone only pill if started NOT on first day of cycle?
2 days
Time until effective of COCP if started NOT on first day of cycle?
7 days
Time until effective of implant/injection if started NOT on first day of cycle?
7 days
Lochia - how long is normal?
6 weeks
mx of endometrial cancer with high risk disease
TAH and BSO
post op RADIOTHERAPY
How should a woman who is having elective surgery on COCP be managed?
Stop COCP 4 weeks before surgery
Restart COCP 2 weeks after surgery
1st line Ix in a pt with infertility after 1 year of trying? when should it be done?
What result would worry you?
day 21 progesterone - i.e. 7 days before next period
If not ovulating, it will be <30
High risk factors for pre-eclampsia?
CKD DM Chronic HTN autoimmune disease antiphospholipid syndrome
Moderate risk factors for pre-eclampsia
positive family Hx 1st pregnancy >40yo BMI>30 Multiple pregnancy
A woman at moderate/high risk of pre-eclampsia - how do you treat her?
75mg aspirin OD from 12 weeks
3 types of breech presentation
Frank = hips flexed, knees extended Footling = one leg at the bottom Full = hips and knees flexed
One major risk with breech presentation
Risk of cord prolapse
How to counsel a mother with breech baby at 36 weeks?
Offer ECV (check rhesus status) If still breech - offer elective CS or vaginal delivery
- mode of delivery has no effect on long term health of the baby
- CS is associated with reduced risk of death of the baby during labour and reduced difficulty in early life.
How long does the implant work as effective contraception? Once inserted, is additional contraception needed?
3 years of effective contraception
Additional contraception needed for first 7 days if not inserted before day 5 of cycle
what is asherman’s syndrome?
intrauterine adhesions which can occur after dilatation and curettage
3 aspects of active management of 3rd stage of labour
- Oxytocin 10IU
- Cord clamping between 1-5 mins after delivery
- Controlled cord traction
Tx of obstetric cholestasis
Ursodeoxycholic acid
Complications of obstetric cholestasis
stillbirth risk
Who needs a higher dose of folic acid?
Either partner has NTD/ /previous pregnancy w NTD/FHx of NTD
Anti epileptics Coeliac disease DM Thalassemia trait BMI>30
DEGREES OF VAGINAL TEARS?
1st - within vaginal mucosa
2nd - beyond vaginal mucosa
3rd - Extends to external anal sphincter
4th - Through external anal sphincter into rectal mucosa
Placental abruption
- Symptoms? Signs?
- Mx?
Symptoms: constant painful bleeding
Signs: tender hard uterus
Fetal heart distressed/absent
- Mx: RESUS. Urgent delivery of baby once stable.
Number of antenatal appointments in 1st pregnancy? in subsequent pregnancies?
1st = 10 Subsequent = 7
In subsequent pregnancies, appointments at 25, 31 and 40 weeks appts don’t happen
Sx of vaginal atrophy
PCB + dyspareunia + dryness
Potential problems with IUDs
1 in 20 will be removed, usually in the first 3 months
Can make periods heavier/longer/painful
Small increased risk of STI in first 20 days
Risk of uterine perforation - 1 in 500.
If a woman is found to have CIN II at colposcopy, when should screening next be?
6 months later
What kinda pregnancy is affected by Twin to twin transfusion syndrome?
Monochorionic twin pregnancies
Complications in multiple pregnancies?
Mother: polyhydramnios, gestational HTN, anaemia, antepartum haemorrhage
Fetus: PTL
Mortality
SGA, malformation
How does Mx of mother with multiple pregnancy differ from normal ?
- US for monthly checks
- Weekly antenatal checks after 30 weeks
- More Fe + folate
- 2 obstetricians at labour
- If not born by 38 weeks –> IOL
RFs for shoulder dystocia
Fetal macrosomia
High maternal BMI
GDM
Prolonged labour
2 complications of shoulder dystocia to the mother?
Perineal tears
PPH
Common complication of fibroids in pregnancy? how is it managed?
Red degeneration
V painful, so Mx is rest + analgesia - resolves in a week
RFs for hyperemesis gravidarum?
Multiple pregnancy 1st pregnancy Hyperthyroidism Trophoblastic disease Obesity
Mx of hyperemesis gravidarum
Acute Mx - do they need IV hydration??
- ANTIHISTAMINES (Promethazine = 1st line)
Complications of hyperemesis
- Mallory-Weiss tear
- Central pontine myelinolysis
- Acute tubular necrosis
- Wernicke’s
Foetus: SGA, PTL
Name 4 Abx completely contraindicated in breastfeeding women
Ciprofloxacin
Chloramphenicol
Tetracycline
Sulphonamides
Which psych drugs can’t be used in breastfeeding women?
Lithium
Benzos
Mx of a woman with GBS bacteriuria during pregnancy?
IV Abx prophylaxis after the start of labour, then every 4 hours until delivery
PTL - what should be given IV?
Benzylpencillin for GBS prophylaxis
If low lying placenta is found at anomaly scan - what do you do next?
Rescan at 34 weeks
If still low at 34 weeks –> rescan every 2 weeks
If still low at 37 weeks offer elective CS
Recommended medication for postnatal depression?
Paroxetine (fluoxetine half life is too long)
in pre-eclampsia, at how many weeks gestation can you consider same day delivery?
34 weeks
Why avoid eating liver in pregnancy?
High vitamin A levels
Which medication used in urge incontinence is avoided in older women
Oxybutynin
From what day post partum can a woman get pregnant again?
day 21 post-partum