Multiple Gestation

Question 1

incidence of twins from superovulation/ART is _____ times higher than natural conception

Answer 1

20

Question 2

incidence of higher order multiples from superovulation/ART is _____ times higher than natural conception

Answer 2

100

Question 3

risk factors for natural dizygotic twinning

Answer 3

increased maternal age, greater parity and family history

Question 4

risk factors for monzygotic twinning in ART

Answer 4

ICSI and extended culture (blast)

Question 5

maternal complications associated with multiple gestation

Answer 5

preecclampsia, gestational diabetes, preterm labor and delivery

Question 6

demise of a second twin after 8 weeks increases risk for

Answer 6

preterm birth, low birth weight, cerebral impairement

Question 7

fetal demise in monochorionic twins my lead to

Answer 7

twin twin transfusion

Question 8

in comparison to singletons, costs associated with twins are increased _______ and with triplets _______

Answer 8

fourfold, tenfold

Question 9

consider eSET for patients who are

Answer 9

under 35 with favorable prognostic factors such as first embryo transfer, good quality embyro and excess embryos for cryopreservation

Question 10

rate of multiples with 6 follicles in SO/OI

Answer 10

20-25%

Question 11

primary risks of multi fetal pregnancy reduction

Answer 11

fetal loss and preterm birth

Question 12

reducing triplets to twins may decrease

Answer 12

preterm delivery <28 weeks and <32 weeks

Question 13

reducing triplets to twins will not decrease

Answer 13

preterm deliver <24 weeks