title: Angiocentric NK/T-cell lymphoma mimicking pyoderma gangrenosum.
authors.forename: P O
authors.initials: PO
authors.lastname: Emanuel
authors.forename: S E
authors.initials: SE
authors.lastname: Mercer
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007694:Killer Cells, Natural / Q000473:pathology*; D016399:Lymphoma, T-Cell / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D009669:Nose Neoplasms / Q000175:diagnosis*; D011379:Prognosis; D017511:Pyoderma Gangrenosum / Q000175:diagnosis*; D012878:Skin Neoplasms / Q000175:diagnosis*