title: [Bluish-black tumour on the forehead of a 63-year-old patient].
authors.affiliation: Klinik und Poliklinik für Dermatologie, Venerologie und Allergologie der Universität Leipzig. doris.helbig@medizin.uni-leipzig.de
authors.forename: Doris
authors.initials: D
authors.lastname: Helbig
authors.forename: Uwe
authors.initials: U
authors.lastname: Paasch
authors.forename: Jan C
authors.initials: JC
authors.lastname: Simon
authors.forename: Jan
authors.initials: J
authors.lastname: Maschke
mesh_terms: D005153:Facial Neoplasms / Q000175:diagnosis* / Q000628:therapy*; D005546:Forehead / Q000473:pathology*; D018251:Hidrocystoma / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013544:Sweat Gland Neoplasms / Q000175:diagnosis* / Q000628:therapy*; D016896:Treatment Outcome