Complications Affecting the Mother and Fetuses in Multiple Pregnancy
There are pregnancy problems that can be more likely with a multiple
pregnancy. For this reason, it's important to get regular prenatal exams. They
are important both for monitoring your own health and your fetus's health and
for giving you and your health professional time to build a working
In multiple pregnancy, the risk can be higher for:
- Miscarriage of one or more
- Early birth (preterm birth), which occurs in:1
For more information, see the topics Preterm Labor and
- 50% of twin pregnancies.
- 92% of
- Over 95% of quadruplet pregnancies.
- Preeclampsia, which occurs in:1
For more information, see the topic Preeclampsia and High Blood
Pressure During Pregnancy.
- 10% to 12% of twin
- 25% to 60% of triplet pregnancies.
60% of quadruplet pregnancies.
- Gestational diabetes, which occurs in:1
For more information, see the topic Gestational
- 5% to 8% of twin pregnancies.
of triplet pregnancies.
- Over 10% of quadruplet pregnancies.
- Problems with the
placenta, such as
placenta abruptio or
placenta previa. For more information, see the topics
Placenta Abruptio and Placenta Previa.
- Increased chance of
- Heavy maternal blood
loss can occur before, during, and after delivery.
- Urinary tract infections (UTIs), which are more common in multiple pregnancies than in
pregnancies with one fetus.
amniotic fluid (polyhydramnios), which increases the
risk of preterm birth.
Practice Committee of the American Society for
Reproductive Medicine (2006). Multiple pregnancy associated with infertility
therapy. Fertility and Sterility, 86(Suppl 4):
|Primary Medical Reviewer||Sarah Marshall, MD - Family Medicine|
|Specialist Medical Reviewer||William Gilbert, MD - Maternal and Fetal Medicine|
|Last Revised||July 8, 2011|