Enjoy this video where I go through 200 OB/GYN review questions for the USMLE step 2! You'll be prepared for exam day!! (I also cover 150 quick topics at the end from questions I have done in the past.)
***************I can't believe I forgot slides out for questions 3-7!!!!********* Here they are:
QUESTION 4
What does G4P2113 mean?
a woman had: 2 term deliveries, 1 preterm delivery, 1 abortion, and has 3 living children. TPAL!
[G = gravida (number of pregnancies)
T = # term births (carried to 37 weeks)
P = # preterm births (pregnancy between 20 weeks - 36.6 weeks)
A = # abortions (losses before 20 weeks)
L = # living children]
QUESTION 5
Throughout the second trimester, ß-hCG levels (rise/fall):
A) rise
B) FALL!!!
A little bit about ß-hCG...
-ß-hCG is produced by the placenta
-ß-hCG can be detected in the serum (more sensitive & specific) OR the urine (more convenient)
-ß-hCG levels should double every 48 hours during early pregnancy; this helps detect ectopic pregnancy
QUESTION 6
In Edward syndrome, what are the results of the QUAD-screening?
A) all DECREASED!!
B) all elevated
[-in DS, ↑hCG , ↑inhibin]
QUESTION 7
Maternal serum AFP is decreased (i.e., below 0.5 MoM) in:
A) spina bifida
B) gastroschisis
C) omphalocele
D) TRISOMY 21!!
Slides (for now) at: [ Ссылка ]
