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An autosomal recessive, mitochondrial disorder characterized by intrauterine growth retardation, low birth weight, poor overall growth, progressive limb rigidity, delayed psychomotor development, hearing loss, and optic atrophy. Brain imaging shows abnormal bilateral signs at the basal ganglia and brainstem. Patient cells show decreased mitochondrial complex I and IV levels and activities, and generalized mitochondrial translation defects.




Primary mitochondrial disease


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