Cardiac enlargement due to myocardial degeneration of unknown cause. Preliminary report on effect of prolonged bed rest.
D001510:Bed Rest; D006332:Cardiomegaly / Q000209:etiology*; D006801:Humans; D009206:Myocardium / Q000473:pathology*; D012146:Rest / Q000628:therapy*
HEART ENLARGEMENT/etiology; MYOCARDIUM/pathology; REST/therapy