Cite this page: Pernick N. Lymphoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/anuslymphoma.html. 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