[Primary central nervous system lymphomas in AIDS patients].

Introduction: Primary lymphoma is the most common neoplasm of the central nervous system (CNS) in AIDS patients.

Methods: We retrospectively reviewed the clinical manifestations, neuroimaging findings, diagnostic methods used, histological characteristics, detection of Epstein-Barr virus (EBV) DNA by PCR in cerebrospinal fluid (CSF) and brain smears, and outcome of 18 HIV/AIDS patients with primary CNS lymphoma.

Results: The overall incidence of primary CNS lymphoma was 2.