PAEA OBGYN EOR Topics Questions and Answers 100% Pass

PAEA OBGYN EOR Topics Questions and Answers 100% Pass 1. G2 P1001 2. G4 P1111 3. G3 P2103 - Answer- 1. currently pregnant, 1 term delivery, 1 living child 2. currently pregnant, 1 term delivery, 1 preterm delivery, 1 abortion/miscarriage, 1 living child (cannot tell if it is term or preterm child by formula) 3. currently pregnant, twins at term, 1 at preterm, 3 living children G (# pregnancies) T (# term deliveries at 37 weeks or more including stillbirths) P (# preterm deliveries at 20-37 weeks) A (abortions <20 weeks including miscarriages) L (# living children) a previable fetus is defined as - Answer- <24 weeks old (varies w/ guidelines) what are the routine test during the first prenatal visit? - Answer- blood pressure, blood type & Rh, CBC, UA (glucose & protein), random glucose, HBsAg, Hep C, HIV, syphilis, rubella titer, VZV titer, pap, sickle cell & CF screening diagnosis of pregnancy can be detected by serum B-hCG at ____ days after conception and by urine B-hCG at ____ days after conception - Answer- serum B-hCG: 5 days after conception urine B-hCG: 14 days after conception how is estimated date of delivery (EDD) determined? - Answer- Naegele's Rule: from 1st day of LMP 1. subtract 3 mos, add 7 days, add 1 year 2. add 9 mos & 7 days ex: LMP started 8/7/16 = EDD: 5/14/17 when estimating gestational age on US what measurements can you use? - Answer- 1. crown rump length (CRL) 2. biparietal diameter 3. head circumference 4. abdominal circumference 5. femur length what physical exam and lab tests should be performed on initial visit of a pregnant patient? - Answer- full physical exam, BP, pelvic exam w/ pap smear (unless done in last 6 mos), G/C Cx's, bimanual exam to check size of uterus and help estimate # weeks into pregnancy, US if unsure of LMP to date # weeks labs: CBC (r/o anemia), blood type & Ab screen + Rh status, RPR, HBSAg, rubella Ab screen, VZV Ab screen if no h/o chickenpox, UA w/ Cx, blood glucose, HIV, sickle cell/CF screen, PPD in high risk pts, screening for aneuploidy offered (inc or dec free B- hCG, PAPP-A low w/ down syndrome, inc nuchal translucency @10-13 weeks US) what are the screening tests for aneuploidy (including down syndrome)? when are they performed? - Answer- ALL offered around 10-13 weeks 1. free B-hCG (high or low can be indicative of abnormalities) 2. PAPP-A (usually low w/ DS) 3. nuchal translucency (inc thickness on US) 4. if any above + can be offered chorionic villus sampling (or if they have any RF for aneuploidy such as advanced maternal age/AMA, previous child w/ chromosomal abnmlity, abnml US, prior pregnancy losses) but inc r/o spontaneous abortion w/ procedure *amniocentesis offered around 15-18 weeks w/ same indications as CVS (both can diagnose chromosomal abnormalities and have risk of spontaneous abortion) the uterus softening at 6 weeks is what sign? - Answer- Ladin's sign the uterine isthmus softening after 6-8 weeks gestation is what sign? - Answer- Hegar's sign bluish coloration of the cervix & vulva around 8-12 weeks is what sign? - Answer- Chadwick's sign a palpable lateral bulge or softening of the uterine cornus (where uterus meets fallopian tubes) at 7-8 weeks gestation is what sign? - Answer- Piskacek's sign cervical softening of the cervix and vulva around 8-12 wks - Answer- Goodell's sign what are the # weeks in each trimester? - Answer- 1st tri: 1-12 2nd tri: 13-27 3rd tri: 28-birth