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
Left ventricular hyperophy is not a feature of- 
Select and explain. 
A. Mitral regurgitation, B. Isolated mitral stenosis, C. Isolated ventricular septal defect, D. Aoic stenosis
B: Isolated mitral stenosis
Answer: B: Isolated mitral stenosis 
Explanation: The most common cause of LVH is high blood pressure (hypeension). Other causes include athletic hyperophy (a condition related to exercise), valve disease, hyperophic cardiomyopathy (HOCM), and congenital hea disease not a feature of isolated mitral stenosis Ref Davidson 23rd edition pg 445