[An aggressive lymphoma that develops in HIV-positive patients. There is a significant increase in the incidence of lymphomas associated with the AIDS epidemic in the last two decades. These lymphomas are usually extranodal, most often express a B-cell phenotype and morphologically are classified as Burkitt, diffuse large B-cell, and Hodgkin lymphomas. The prognosis is closely related to the severity of immunodeficiency. ( NCI )]
UMLS (NCI) C0085090 Relation/PAR: B cell lymphoma