Benign infantile mitochondrial myopathy due to reversible cytochrome c oxidase deficiency.
D001706:Biopsy; D002675:Child, Preschool; D030401:Cytochrome-c Oxidase Deficiency; D006801:Humans; D008297:Male; D008931:Mitochondria, Muscle / Q000473:pathology*; D008933:Mitochondrial Swelling; D009135:Muscular Diseases / Q000209:etiology* / Q000473:pathology