Familial myasthenia gravis.
D000293:Adolescent; D000328:Adult; D001763:Blepharoptosis / Q000209:etiology; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D009069:Movement Disorders / Q000209:etiology; D009157:Myasthenia Gravis / Q000453:epidemiology / Q000235:genetics*