title: Retroperitoneal non-Hodgkin's lymphoma presenting as periumbilical erythema.
authors.forename: Olu
authors.initials: O
authors.lastname: Fajobi
authors.forename: Zohra
authors.initials: Z
authors.lastname: Jafri
authors.forename: Nina
authors.initials: N
authors.lastname: Vadgama
authors.forename: Ellie
authors.initials: E
authors.lastname: Cannon
authors.forename: Fiona
authors.initials: F
authors.lastname: Myint
mesh_terms: D000005:Abdomen; D000328:Adult; D004890:Erythema / Q000209:etiology*; D017809:Fatal Outcome; D005260:Female; D006801:Humans; D016393:Lymphoma, B-Cell / Q000175:diagnosis*; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014472:Umbilicus