70 Obstetrics and Gynecology Board Review •••
❍ True or False: The American and Gynecologist practice bulletin would consider patients with two previous
low transverse cesareans and no prior vaginal deliveries to be a candidate for vaginal birth after cesarean
delivery College of Obstetricians.
True.
❍ The rate of uterine rupture for a classical uterine incision is approximately?
4% to 9%.
❍ The rate of uterine rupture for a T-shaped uterine incision is approximately?
4% to 9%.
❍ The rate of uterine rupture for a low vertical uterine incision is approximately?
1% to 7%. There is limited available data; health-care providers and patients may choose to proceed with TOLAC
in the presence of a documented prior low vertical uterine incision.
❍ The rate of uterine rupture for a low transverse uterine incision is approximately?
0.5% to 0.9%.
❍ True or False: Patients with pregnancies complicated by known HIV infection should be counseled that
vertical transmission to the fetus is ~2%with zidovudine and scheduled cesarean delivery.
True.
❍ True or False: Patients with pregnancies complicated by known HIV infection should be counseled that
vertical transmission to the fetus is approximately 2% among women with viral loads <1000 copies/mL,
even without systematic use of scheduled cesarean delivery.
True.
❍ Placenta accreta has increased __ fold in the last 10 years.
10-fold.
❍ Risk factors for placenta accreta include?
(1) Prior cesarean delivery.
(2) Placenta previa.
(3) Prior myomectomy.
(4) Asherman syndrome.
(5) Submucous leiomyomata.
(6) Maternal age >35.
❍ What is the term used for the tendency of suture material to return to its original shape after deformation,
for example, tying?
Memory.