title: [What can be masked by hemorrhoids].
authors.forename: Maria
authors.initials: M
authors.lastname: Weiss
mesh_terms: D001003:Anal Canal / Q000098:blood supply*; D001005:Anus Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006484:Hemorrhoids / Q000175:diagnosis*; D006801:Humans; D011351:Proctoscopy; D020246:Venous Thrombosis / Q000175:diagnosis*