Medicine Which of the following tests are helpful in diagnosing neural tube defect? A Acetyl choline esterase in the amniotic fluid B Alpha-ketoglutarate in the amniotic fluid C Glutamate in the amniotic fluid D Beta hydroxyl butyrate in the amniotic fluid 💡 Explanation Which of the following tests are helpful in diagnosing neural tube defect? ✓ Correct Answer: A. Acetyl choline esterase in the amniotic fluid