A woman with no history of any prenatal care is going to deliver a baby. She has no history of amniotic rupture and ultrasound showed severe oligohydramnios. Which of the following conditions can be the cause of oligohydramnios?
Oligohydramnios occurs due to congenital abnormalities of the fetal kidneys or genitourinary tract, such as renal agenesis or obstruction, that impede normal formation or excretion of fetal urine. Anencephaly, trisomy 18 and duodenal atresia causes polyhydramnios.
Renal agenesis
Anencephaly
Trisomy 18
Duodenal atresia
congenital anomalies of kidney