Gynaecology & Obstetrics Tripple screening test for Down syndrome during pregnancy includes all of the following except: A Maternal serum AFP B Serum beta-HCG C Alkanline Phosphatase D Serum oestriol 💡 Explanation Tripple screening test for Down syndrome during pregnancy includes all of the following except: ✓ Correct Answer: C. Alkanline Phosphatase