title: Acute hemichorea in a 14-year-old boy.
abstract: The differential diagnosis of chorea or hemichorea in an adolescent boy is discussed. Sydenham's chorea, still the most common cause of chorea in childhood, is only one of many important diseases in the differential diagnosis in this clinical situation.
authors.affiliation: University of Vermont College of Medicine, Burlington, USA.
authors.forename: W C
authors.initials: WC
authors.lastname: Allan
mesh_terms: D000293:Adolescent; D001479:Basal Ganglia / Q000473:pathology*; D002819:Chorea / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008297:Male