Cite this page: Pernick, N. Lymphoma. PathologyOutlines.com website. http://pathologyoutlines.com/topic/anuslymphoma.html. Accessed November 19th, 2017.
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