All are causes of Polyhydramnios EXCEPT :
Polyhydramnios Causes: Diabetes Twin pregnancy Cleft lip/palate Duodenal atresia Esophageal atresia Neural tube defects Gastroschisis Disorders such as duodenal atresia, esophageal atresia, gastroscisis and diaphragmatic hernia cause swallowing defects Open spina bifida causes polyhydramnios (not occult spina bifida)
Occult spina bifida
Diabetes mellitus
Swallowing defects in fetus
Multiple pregnancy
Amniotic Fluid Dynamics