label: AIDS-Related Anal Non-Hodgkin Lymphoma
label_lc: aids-related anal non-hodgkin lymphoma
description: "A non-Hodgkin lymphoma arising from the anus and occurring in HIV-positive patients.  Homosexual HIV-positive men have an increased risk of developing anal non-Hodgkin lymphoma in comparison to the general male population.  The majority of the cases are large cell lymphomas of B-cell phenotype."