title: Perineal ulcerations as the presenting manifestation of hemangioma.
authors.forename: Marilyn G
authors.initials: MG
authors.lastname: Liang
authors.forename: Ilona J
authors.initials: IJ
authors.lastname: Frieden
mesh_terms: D001707:Biopsy, Needle; D003937:Diagnosis, Differential; D006391:Hemangioma / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D007223:Infant; D010502:Perineum; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology; D012883:Skin Ulcer / Q000175:diagnosis* / Q000473:pathology