<prompt> A 25 years old basketball player suddenly collapsed while undergoing an athletic event and died . At autopsy the septum was hyperophied . The most probable diagnosis isHOCMRight ventricular conduction abnormalityEpilepsySnake bite  <response>: Ref Harrison 19 th ed pg 1568 The substantial variability of hyperophic cardiomyopathy pathology is reflected in the diversity of clinical presentations. Patients may be diagnosed after undergoing evaluations triggered by the abnormal physical findings murmur or symptoms of exeional dyspnea, angina, or syncope. Alternatively, diagnosis may follow evaluations prompted by the detection of disease in family members. 