Anus & perianal
Other malignancies
Lymphoma


Topic Completed: 1 April 2005

Revised: 19 August 2019

Copyright: (c) 2002-2019, PathologyOutlines.com, Inc.

PubMed Search: Lymphoma anal [title]

Nat Pernick, M.D.
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Page views in 2019 to date: 71
Table of Contents
Definition / general
Cite this page: Pernick N. Lymphoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/anuslymphoma.html. Accessed October 19th, 2019.
Definition / general
  • 3% of GI lymphomas arise in rectum or anus in general population vs. 26% in AIDS patients (Am J Surg Pathol 1997;21:997)
  • AIDS lymphomas: usually high grade, EBV+
  • Non AIDS lymphomas: EBV-, less often high grade
  • High incidence of AIDS lymphomas may be due to prior local trauma or chronic infections
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