Affections of the optic nerve in degenerations of the extra-pyramidal system.
D000293:Adolescent; D000328:Adult; D001927:Brain Diseases / Q000235:genetics*; D002386:Cataract / Q000150:complications*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006527:Hepatolenticular Degeneration / Q000150:complications*; D006801:Humans; D006816:Huntington Disease / Q000150:complications*; D007223:Infant; D008297:Male; D009069:Movement Disorders / Q000150:complications*; D009896:Optic Atrophy / Q000150:complications* / Q000235:genetics*; D006211:Pantothenate Kinase-Associated Neurodegeneration / Q000150:complications; D010300:Parkinson Disease / Q000150:complications*