exercise tests were performed on 50 patients with hypertrophic obstructive cardiomyopathy ( hocm ) and 19 patients with hypertrophic nonobstructive cardiomyopathy ( hncm ) of nyha classes i to iv , and on 16 patients with congestive cardiomyopathy ( ccm ) of nyha classes iii and iv as well as , for detection of latent cardiomyopathy ( lcm ) , i.e . functional impairment during exercise with normal findings at rest , on 102 patients with typical or atypical angina pectoris and ecg abnormalities of unknown etiology ( left bundle branch block or st segment depression ) but normal coronary arteries and normal left and right ventriculogram .
C0007193
congestive cardiomyopathy
C0878544
cardiomyopathy