Herpes virus type 8-negative primary effusion lymphoma associated with PAX-5 gene rearrangement and hepatitis c virus.

At present, there is no case report of HHV8− primary effusion lymphoma (PEL) with t(9;14) (p13;q32) involving both PAX-5 and immunoglobulin heavy chain gene rearrangement, which is a rare translocation in B-cell non-Hodgkin's lymphoma, in an HIV− patient. We examined an HIV-seronegative 63-year-old