in the natural death group consisting of 53 children , 26 ( 49 % ) showed abnormalities : 7 ( 13 % ) malformations , 11 ( 21 % ) cardiomyopathies , 5 ( 9 % ) idiopathic subaortic hypertrophy , and 3 ( 7 % ) a heart weight only 50 % of the expected weight .
C0878544
cardiomyopathies
C0018787
heart