Fig. 3From: Case report: dual primary AIDS-defining cancers in an HIV-infected patient receiving antiretroviral therapy: Burkitt’s lymphoma and Kaposi’s sarcoma(a) The skin biopsy revealed a highly cellular lesion composed of bland spindle cells and intervening irregular vascular spaces (hematoxylin and eosin staining, original magnification × 100). (b-c) The tumor cells were strongly positive for CD31 (b) and HHV-8 LNA-1 (c), a diagnostic marker of KS (immunohistochemistry, original magnification × 200)Back to article page