Browse Disease Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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3  Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders
270-279   Other Metabolic and Immunity Disorders
277   Other and unspecified disorders of metabolism
277.87   Disorders of mitochondrial metabolism
   Kearns-Sayre syndrome
   Mitochondrial Encephalopathy, Lactic Acidosis and Stroke-like episodes (MELAS syndrome)
   Mitochondrial Neurogastrointestinal Encephalopathy syndrome (MNGIE)
   Myoclonus with Epilepsy and with Ragged Red Fibers (MERRF syndrome)
   Neuropathy, Ataxia and Retinitis Pigmentosa (NARP syndrome)
   Use additional code for associated conditions
Excludes:    disorders of pyruvate metabolism (271.8)
   Leber's optic atrophy (377.16)
   Leigh's subacute necrotizing encephalopathy (330.8)
   Reye's syndrome (331.81)