title: [Diagnostic quiz: facial ulceration and Horner syndrome].
authors.forename: H S
authors.initials: HS
authors.lastname: Füessl
mesh_terms: D005148:Facial Dermatoses / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006732:Horner Syndrome / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D008875:Middle Aged; D009422:Nervous System Diseases / Q000175:diagnosis; D014276:Trigeminal Nerve / Q000503:physiopathology*; D014456:Ulcer / Q000175:diagnosis / Q000209:etiology