Gynaecology & Obstetrics A 16-year old girl presents with primary amenorrhea, on examination has a blind vaginal pouch with absence of uterus. Investigation to be done is A Prolactin levels B Karyotyping C IVP D FSH levels 💡 Explanation A 16-year old girl presents with primary amenorrhea, on examination has a blind vaginal pouch with absence of uterus. Investigation to be done is ✓ Correct Answer: B. Karyotyping