Polyhydramnios
ICD-10 Code
O40
Polyhydramnios
Definition
An excess quantity of amniotic fluid in the amniotic sac as compared to normal values. Typically associated with an amniotic fluid index (AFI) of greater than or equal to 25 cm or a single maximum vertical pocket (MVP) of greater than 8 cm.
Also known as polyhydramnios, polyhydramnios (disease) — per MONDO