Relationship of HIV-associated lymphomas with EBV and KSHV/HHV8-associated lymphoproliferative disorders. *Other histotypes include lymphomatoid granulomatosis, DLBCL associated with chronic inflammation, EBV-positive DLBCL of the elderly. BL indicates Burkitt lymphoma; DLBCL, diffuse large B-cell lymphoma; EBV, Epstein-Barr virus; HHV8, human herpesvirus 8; KSHV, Kaposi sarcoma herpesvirus; MCD, multicentric Castleman disease; and PEL, primary effusion lymphoma.