Kaposi Sarcoma in Association With an Extracavitary Primary Effusion Lymphoma Showing Unusual Intravascular Involvement: Report of a Case Harboring a FAM175A Germline Mutation

Abstract:Primary effusion lymphoma (PEL) is a rare form of aggressive B-cell lymphoma characterized by a malignant serous effusion involving body cavities. It usually associated with human herpes virus–8 (HHV-8) and coexpression of Epstein–Barr virus and mostly affects patients with HIV. We report a