OBJECTIVES: Homoplasmic maternally inherited, m.14674T>C or m. 14674T>G mt-tRNA(Glu) mutations have recently been identified in reversible infantile cytochrome c oxidase deficiency (or 'benign COX deficiency'). This study sought other genetic defects that may give rise to similar presentations. PATIENTS: Eight patients from seven families with clinicopathological features of infantile reversible cytochrome c oxidase deficiency were investigated. METHODS: The study reviewed the diagnosti...Expand abstract
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Reversible infantile respiratory chain deficiency is a unique, genetically heterogenous mitochondrial disease.
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