Friedreich's ataxia. Early detection and progression of peripheral nerve abnormalities.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004594:Electrophysiology; D005260:Female; D005621:Friedreich Ataxia / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008297:Male; D009413:Nerve Fibers, Myelinated / Q000473:pathology; D010523:Peripheral Nervous System Diseases / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D013497:Sural Nerve / Q000473:pathology; D013997:Time Factors