A young male presents with a history of dyspnoea. On
examination he has a jerky carotid pulse a double apical impulse on palpation
of the apex beat, an ejection systolic murmur is audible at the base of the
heart and a pan systolic murmur is heard at the apex.
Echocardiography demonstrates asymmetric left
ventricular hypertrophy and systolic anterior motion of the mitral valve.
In this patient, dyspnoea may be treated with:
Long acting nitrates