Kugelberg-Welander syndrome (hereditary proximal spinal muscular atrophy).
D000293:Adolescent; D002648:Child; D003937:Diagnosis, Differential; D004576:Electromyography; D005260:Female; D006801:Humans; D008297:Male; D009133:Muscular Atrophy / Q000235:genetics*; D009136:Muscular Dystrophies / Q000175:diagnosis; D013122:Spinal Diseases / Q000235:genetics*