Primary CNS Lymphoma (PCNSL) is a rare form aggressive extra nodal non-Hodgkin Lymphoma (NHL) that comprising 1-2% of the primary brain tumors that develops in the brain. spinal cord. eye or leptomeningeal area without evidence of systemic involvement. The overall incidence of PCNSL with immunocompetent patients is only 0. https://lecoureures.shop/product-category/plein-air-accessoires-lampe-frontale/