Anus and perianal area
Other malignancies

Topic Completed: 01 April 2005

Revised: 18 January 2019

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

PubMed Search: Lymphoma anal [title]
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Table of Contents
Definition / general
Cite this page: Pernick N. Lymphoma. website. Accessed January 21st, 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