*Tx: Aim is to preserve or increase LV volume. '''Beta blockers (such as metoprolol) increase filling time and decrease inotropy'''. If patient is intolerant (e.g. asthma exacerbations), '''second line is verapamil''' (non-dhp CCB). If medical management fails, use EtOH septal ablation.
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*Tx: Aim is to preserve or increase LV volume. '''Beta blockers (such as metoprolol) increase filling time and decrease inotropy'''. If patient is intolerant (e.g. asthma exacerbations), '''second line is verapamil''' (non-dhp CCB). '''If medical management fails''', use EtOH septal ablation. Sudden cardiac death is prevented with ICD implantation.