This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Pregnancy is contraindicated in 
Select and explain. 
A. Hea transplantation, B. Mechanical valves, C. Pulmonary aerial hypeension, D. Marfan syndrome without aoic dilatation
C: Pulmonary aerial hypeension
Answer: C: Pulmonary aerial hypeension 
Explanation: WHO 4 Category: Very high risk of maternal moality or severe morbidity; Pregnancy contraindicated and termination discussedPulmonary aerial hypeensionSevere systemic ventricular dysfunction Previous peripaum cardiomyopathy with any residual impairment of left ventricular functionSevere left hea obstructionMarfan syndrome with aoa dilated > 40mm(Ref: William's Obstetrics; 25th edition)