Most common cause of LVH is -
MS
AR
Hypeension
Mitral valve prolapsed
Left ventricular hyperophy is enlargement and thickening (hyperophy) of the walls of your hea's main pumping chamber (left ventricle). Left ventricular hyperophy can develop in response to some factor -- such as high blood pressure or a hea condition -- that causes the left ventricle to work harder Ref Davidson 23rd edition pg 472
C.V.S