Oligohydramnios is seen in:
Oligohydramnios can be caused by - Renal anomalies Uteroplacental insufficiency: IUGR ACE inhibitors Premature rupture of membranes Amniocentesis (leak) Pre-ecclampsia Amnion nodosum NSAIDs Post term pregnancy over estimated gestational age The sonographic diagnosis of oligohydramnios is usually based on an AFI < 5 cm or a single deepest pocket of amnionic fluid of < 2 cm
Renal agenesis
Cholangioma of placenta
Spina bifida
Esophageal atresia
Amniotic Fluid Dynamics