Abstract
Mutations in the nuclear SURF1 gene are specifically associated with cytochrome c oxidase (COX)-deficient Leigh syndrome. MR imaging abnormalities in three children with this condition involved the subthalamic nuclei, medulla, inferior cerebellar peduncles, and substantia nigra in all cases. The dentate nuclei and central tegmental tracts were involved in two cases each (all instances), and the putamina, interpeduncular nucleus, and pallido-cortical-nigro-cortical tracts in one. MR imaging pattern recognition can suggest an underlying COX deficiency and should prompt investigators to search for SURF1 gene mutations.
MeSH terms
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Base Pairing / genetics
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Brain / pathology
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Brain Diseases, Metabolic / diagnosis*
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Brain Diseases, Metabolic / genetics
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Child, Preschool
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Chromosome Deletion
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Cytochrome-c Oxidase Deficiency / diagnosis*
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Cytochrome-c Oxidase Deficiency / genetics*
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DNA Mutational Analysis
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Diagnosis, Differential
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Exons
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Fatal Outcome
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Female
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Follow-Up Studies
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Genetic Carrier Screening
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Humans
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Infant
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Infant, Newborn
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Introns
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Leigh Disease / diagnosis*
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Leigh Disease / genetics*
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Magnetic Resonance Imaging*
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Male
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Membrane Proteins
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Mitochondrial Proteins
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Mutation / genetics*
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Proteins / genetics*
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Spinal Cord / pathology
Substances
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Membrane Proteins
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Mitochondrial Proteins
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Proteins
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Surf-1 protein