Murmur increasing with Valsalva manouvre aEUR'

HOCM EFFECT OF VARIOUS INTERVENTIONS ON SYSTOLIC MURMURS Valsalva maneuver Most murmurs decrease in length and intensity with valsalva mane- uver. Two exceptions are:? - HOCM --> becomes louder - Mitral valve prolapse - becomes longer and louder Mitral Regurgitation The systolic murmur of M.R. is reduced during the strain phase of valsalva maneuver.