title: [Painful discoloration of the forearm].
authors.affiliation: Ospedale regionale della Beata Vergine, Mendrisio.
authors.forename: B
authors.initials: B
authors.lastname: Balestra
authors.forename: M
authors.initials: M
authors.lastname: Reiner
mesh_terms: D000328:Adult; D001712:Biperiden / Q000008:administration & dosage / Q000009:adverse effects*; D004630:Emergencies; D006225:Hand / Q000098:blood supply*; D006556:Heroin Dependence / Q000175:diagnosis; D006801:Humans; D007511:Ischemia / Q000139:chemically induced* / Q000175:diagnosis; D011693:Purpura / Q000139:chemically induced*; D012206:Rhabdomyolysis / Q000139:chemically induced; D017445:Skin Diseases, Vascular / Q000139:chemically induced*; D015819:Substance Abuse, Intravenous / Q000175:diagnosis*
chemical_list: D001712:Biperiden
vernacular_title: Schmerzhafte Verfärbung des Unterarms.