Day 14 - Ob1 Quiz Flashcards
Dx HTN & pregnancy prior to 20 wks GA
Chronic HTN, Molar pregnancy
Conditions assoc w/ increased nuchal translucency
Down syndrome, Turner syndrome, Congenital heart defects
Quad screen: decreased AFP, decreased unconjugated estriol, elevated Inhibin A, elevated B-HCG
Down syndrome (Trisomy 21) or Turner syndrome
Hb levels indicating tx for physiologic anemia of pregnancy
1st or 3rd trimester: Hb
Supplements given to woman on anticonvulsants during pregnancy
Vitamin K (last month of pregnancy), Folic acid (4 mg)
Additional supplements given to complete vegetarians (vegans?) during pregnancy
Daily: Iron (30 mg), Vit D (400 IU), Vitamin B12 (200 mcg)
Findings characteristic of HELLP syndrome
Preeclampsia (HTN, proteinuria, elevated BUN/Cr, elevated uric acid levels); Hemolysis, Elevated LFTs, Low Platelets
Gestational HTN v. Preeclampsia
Both can present after 20 wks of age; Gestation HTN - usually just in 3rd trimester, no edema or lab abnormalities
How long MgSO4 continued after delivery in preeclampsia/eclampsia
Preeclampsia - 24 hr; Eclampsia - 48 hrs
GA age for quad screen
16-18 wk GA
GA 1 hr glucose tolerance test performed
24-28 wk
Parameter changes during pregnancy: TSH
No change
Parameter changes during pregnancy: pH
Increase; Metabolic alkalosis w/ respiratory compensation
Parameter changes during pregnancy: Cardiac output
Increase by 40%; Systolic mumurs worsen
Parameter changes during pregnancy: Ventilation
Increases -> respiratory alkalosis
Folic acid needed during pregnancy
At least 0.4 mg per daily
Iron needed during pregnancy
30 mg daily
Calcium needed during pregnancy
1200 mg daily
When can amniocentesis v. chorionic villous sampling be performed
After 16 wks gestation (amnio) v. After 9 wks
