on the other hand , the murmur remained constant or decreased in all but one of 104 patients with valvular aortic stenosis , mitral insufficiency , hypertrophic nonobstructive cardiomyopathy , and systolic murmurs of miscellaneous origins ( specificity , 99 percent ; positive predictive value , 94.7 percent ) .
C0018808
murmur
C0232257
systolic murmurs