Know the Causes of Oligohydramnios

Oligohydramnios is caused by uteroplacental insufficiency, drugs, premature rupture of membrane and fetal abnormalities. Renal agenesis, non-functioning fetal kidneys, obstructive uropathy, viral infections, preterm prelabour rupture of membranes, genetic anomalies are also few causes of oligohydramnios.

Question: Is ultrasound examination an authentic way to diagnose oligohydramnios?

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