7/1/23, 5:02 AM Polyhydramnios Pathway Feedback Search Clinical Topics Home Findings Polyhydramnios Polyhydramnios More common causes Gestational diabetes Rh isoimmunization of fetus and newborn Multiple pregnancy Chorioamnionitis Less common causes Anencephaly Cystic adenomatoid malformation of lung Intrauterine infections Neural tube defects Spina bifida Fumarate hydratase deficiency Uncommon causes Achondrogenesis type 1B Glycogenosis type 4 Congenital secretory diarrhea / sodium type Langer-Saldino achondrogenesis https://web.pathway.md/findings/recOeVf60zWJKb7sF 1/2 7/1/23, 5:02 AM Polyhydramnios Pathway Chloride-type congenital secretory diarrhea https://web.pathway.md/findings/recOeVf60zWJKb7sF 2/2