This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Commonest presentation of hydatidiform mole is: March 2011 
Select and explain. 
A. Hyperemesis gravidarum, B. Bleeding, C. Pre-eclampsia, D. Choriocarcinoma
B: Bleeding
Answer: B: Bleeding 
Explanation: Ans. B: Bleeding Vaginal bleeding is the commonest presentation of hydatidiform mole (90%) Hydatid mole: Molar pregnancy is an abnormal pregnancy, characterized by the presence of a hydatidiform mole (or hydatid mole, mola hydatidosa) MC GTD (gestational trophoblastic disease) following H. mole is invasive mole Hydropic degeneration of villi is the histological characteristic of H. mole Imaging technique of choice for diagnosing H. mole is USG Snowstorm appearance is seen on USG Molar pregnancy is usually diagnosed in 1st trimester Molar pregnancy is associated with: PIH, thyrotoxicosis, hyperemesis