Oligohydramnios usually associated with absence of both kidneys

Not usually. The defect that causes spina bifida is not related to the causes of oligohydramnios.

low amniotic fluid. You should have between 10-20cm of fluid. Less than that can be considered oligohydramnios

Birth Day - 2000 Oligohydramnios was released on:

USA: 24 December 2002

Oligohydramnios occurs when a pregnant woman does not have enough amniotic fluid. It can cause improper development of the fetus. It is not a healthy condition.