Which is the most common type of primary CNS lymphoma in AIDS Positive patients?: (A) Centroblastic large cell lymphoma, (B) Immunoblastic Large cell lymphoma, (C) Anaplastic B- Cell Lymphoma, (D) Lymphoplasmacytic Lymphoma
Answer is B. Primary CNS lymphoma -Immunocompetent patients is diffuse large B cell Lymphoma(DLBCL) -Immune deficient patients with HIV infected or organ transplant recipients on immunosuppression is Immunoblastic Large cell lymphoma(ILCL) Immunoblastic lymphoma is one of 3 morphologic variants of diffuse large B cell lymphoma (DLBCL): Centroblastic lymphoma Anaplastic B-cell lymphoma. Immunoblastic Large cell lymphoma