Home > E. Pathology by systems > Reproductive system > Fetus and annexes > Amnion and amniotic sac > polyhydramnios
polyhydramnios
Wednesday 12 January 2005
Definition: Excess of amniotic fluid.
Associations - Predisposing factors - ETiology
multiple pregnancy
major malformations
- anencephaly
- esophageal atresia
- congenital diaphragmatic hernia
- spina bifida
- small intestinal obstruction
- intestinal atresia
- fetal intestinal volvulus
chromosomal diseases
- trisomy 21
- trisomy 18
fetal myotonic dystrophia (Steinert myotonic dystrophia)
Prader-Willi syndrome (12704750)
myasthenia gravis (8372081)
Perlman syndrome
placental hemangioma
fetal macrosomia
transfused fetus in twin-twin transfusion (16969785)
maternal diabetes mellitus
osteochondrodysplasias
- campomelic dysplasia
- chondrodysplasia punctata
Complications
premature onset of labor and prematurity
cord prolapse
fetal malpresentation
postpartum hemorrhage
See also
hydrops fetalis