the scores were obtained by summing the gradings for each of the following findings : increase of fibrocytes , increase of fibroblasts in the interstitium , hypertrophy of myocytes , fragmentation of muscle bundles , interstitial fibrosis , disarrangement of muscle bundles , abnormal branching , variation in size , increased glycogen deposition in the sarcoplasm , scarcity of myofibrils , and nuclear degeneration of myocytes and endocardial thickening .
C0682566
sarcoplasm
C0596981
myocytes