Aggrevation of symptoms of angina in a patient when given nitrates is seen in
Ref Harrison 19 th ed pg 1568 Idiopathic hyperophic cardiomyopathy ( HOCM) is a dynamic outflow obstruction which is increased by any mechanism decreasing the preload . Nitrates decrease the preload,the volume of blood in LV and thereby increase the dynamic obstruction and symptom of angina
Aoic regurgitation
Mitral regurgitation
Single left coronary aery stenosis
Idiopathic hyperophic subaoic stenosis
C.V.S