This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2018, Subject name: Gynaecology & Obstetrics
Least likely complication in a pregnant mother with hypothyroidism: 
Select and explain. 
A. Polyhydramnios, B. Recurrent aboions, C. Preterm labor, D. Hypeension
A: Polyhydramnios
Answer: A: Polyhydramnios 
Explanation: Effect of hypothyrodism on pregnancy are - Anemia - Preterm labor / prematurity - Preeclampsia - Recurrent aboion - IUGR- Infeility due to anovulation- Still bih - Mental retardation - Cardiac dysfunction- Bihweight<2000gm- Placental abruption