Multiple Pregnancies Flashcards
What is a multiple pregnancy?
A pregnancy with more than one fetus
What is the most common form of multiple births in humans?
Twins
The incidence of multiple gestation continues to __(decrease/increase), and now accounts for __(less/more) than 3% of all live births.
Increase; More
Which are more common: Dizygotic twins or Monozygotic twins?
Dizygotic twins (69%)
Rising multiple birth rate is due mainly to:
1) Expanding use of Fertility drugs
2) Increasing use of assisted reproduction techniques, including IVF
3) Increasing maternal age at conception
4) Changes in population demographics (due to immigration)
Up to __% of successful IVF procedures result in multiple pregnancies.
24
__(Older/Younger) women are more likely to become pregnant with multiples.
Older
Multiple gestations are associated with significantly higher risks for which maternal complications?
1) Hypertension
2) Placental abruption
3) Preterm labor
4) Preeclampsia (26%)
5) HELLP syndrome (9%)
6) Anemia (24%)
7) Preterm premature rupture of membranes (preterm PROM (24%)
8) Gestational diabetes (14%)
9) Acute fatty liver (4%)
10) Chorioendometritis (16%)
11) Postpartum hemorrhage (9%)
12) Miscarriage
13) Operative Delivery
14) Postnatal illness
The risk of pre-eclampsia for women with twin pregnancies is almost __ times that for
singleton pregnancies.
Three
The risk of pre-eclampsia for women with triplet pregnancies is almost __ times that for
singleton pregnancies.
Nine
Maternal mortality associated with multiple births is __ times that for singleton births.
2.5
Multiple gestations are associated with significantly higher risks for which fetal complications?
1) Prematurity
2) Monochorionicity
3) Growth restriction
4) Stillbirth!
5) Infant mortality rates increase
6) Long- term morbidity increase 7) Incidence of severe handicap is increased
8) Major congenital abnormalities increase
