Pediatrics Which of the following is the least common cause of ambiguous genitalia in a female child? A Fetal placental steroid sulfatase deficiency B Fetal placental aromatase deficiency C Congenital adrenal hyperplasia D WNT-4 gene mutation 💡 Explanation Which of the following is the least common cause of ambiguous genitalia in a female child? ✓ Correct Answer: A. Fetal placental steroid sulfatase deficiency