Anatomy Which of the following congenital malformations will most predictably result in oligohydramnios? A Anencephaly B Pyloric stenosis C Renal agenesis D Tracheoesophageal fistula 💡 Explanation Which of the following congenital malformations will most predictably result in oligohydramnios? ✓ Correct Answer: C. Renal agenesis