{"0": "Muscle abnormality related to mitochondrial dysfunction", "1": "Dementia", "2": "Horizontal nystagmus", "3": "Abnormal activity of mitochondrial respiratory chain", "4": "Hepatic failure", "5": "Corneal opacity", "6": "Abnormality of hepatobiliary system physiology", "7": "Mitochondrial myopathy", "8": "Abnormal circulating lipid concentration", "9": "Abnormal retinal artery morphology", "10": "Impaired proprioception", "11": "Optic disc pallor", "12": "Mental deterioration", "13": "Disproportionate short stature", "14": "Abnormality of head blood vessel", "15": "Poor eye contact", "16": "Hyperlipidemia", "17": "Abnormal circulating cholesterol concentration", "18": "Poor head control", "19": "Bulbar signs", "20": "Limb ataxia", "21": "Proximal muscle weakness", "22": "Postural tremor", "23": "Abnormality of corneal stroma", "24": "Cherry red spot of the macula", "25": "Areflexia of lower limbs", "26": "Abnormal muscle fiber morphology", "27": "Optic neuropathy", "28": "Clumsiness", "29": "Action tremor", "30": "Hyperintensity of cerebral white matter on mri", "31": "Sensorimotor neuropathy", "32": "Ragged red muscle fibers", "33": "Ectopic calcification", "34": "Progressive neurologic deterioration", "35": "Dysostosis multiplex", "36": "Abnormality of the ribs", "37": "Retinal degeneration", "38": "Abnormal csf metabolite level", "39": "Abnormality of femur morphology", "40": "Disproportionate short limb short stature", "41": "Increased csf lactate", "42": "Polyneuropathy", "43": "Pathologic fracture", "44": "Ventricular hypertrophy", "45": "Exercise intolerance", "46": "Arteriosclerosis", "47": "Abnormal epiphyseal ossification", "48": "Abnormal tissue metabolite concentration", "49": "Diarrhea"}