This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
A 25 years old basket ball player suddenly collapsed while undergoing an athletic event and died. At autopsy the septum was hyperophied. The most probable diagnosis is - 
Select and explain. 
A. HOCM, B. Right ventricular conduction Abnormality, C. Epilepsy, D. Snake bite
A: HOCM
Answer: A: HOCM 
Explanation: Ref:Harrison&;s 19th E pg 1568. Most probably it is HOCM. Patients with hyperophic cardiomyopathy have an increased risk of sudden cardiac death from ventricular tachyarrhythmias. Vigorous physical activity and competitive spo are prohibited.