OB I

Chadwick's sign

Bluish discoloration of the cervix and vagina due to pelvic vasculature engorgement (6weeks)
Beta hCG rule of tens
- 10 IU at time of missed menses
- 100,000 IU at 10 weeks (peak)
- 10,000 IU at delivery
When is the gestational sac visible?

5 weeks
When are fetal heart tones visible?

7-8 weeks
Antenatal infectious disease screening should include_____
- rubella
- HBsAg
- VDRL
- Pap smear
- gonorhea/chlamydia
- HIV
- toxo
- CMV
- TB
- varicella
Symphysis fundal height
- 12 weeks at pubic symphysis
- 20 weeks at umbilicus
- 37 weeks at sternum
Explanations for small uterus
- date miscalculation
- IUGR
- fetal demise
- oligohydramnios
Explanations for large uterus
- date miscalculation
- multiple gestations
- polyhydramnios
DD for decreased fetal movements
- death of fetus
- amniotic fluid decreased
- sleep cycle of fetus
- hunger/thirst
- (DASH)
Normal NST results
- At least two accelerations
- At least 15 bmp over baseline
- Lasting at least 15 seconds
In 20 minutes
Parameters evaluated in BPP
- Amniotic fluid--at least 2 cm pockets in 2 axes
- Breathing--one 30 sec episode
- Limb movement--three movements
- Fetal tone--1 episode of extension followed by flexion
When is the first dating US performed?

Weeks 8-12
When is nuchal translucency screened for?

Weeks 11-14
Options for abortion
- Medical
- Before week 9--methotrexate + misoprostol
- After week 12--prostaglandins or misoprostol
- Surgical
- Before week 12-16--D and C
- After week 16--dilatation and evacuation

Author

shosh114

152668

Card Set

OB I

Description

OB/GYN notes

Updated

2012-05-08T04:26:43Z