All of the following malignancies are associated with HIV, except -
Neoplastic disease in AIDS 

Kaposi sarcoma (most common tumor)
Non-Hodgkin lymphoma

Immunoblastic lymphoma (most common lymphoma)
Primary CNS lymphoma (associated with EBV)
Burkitt's lymphoma
Other less common neoplasm are: Hodgkin's disease, Leukemia, Multiple myeloma, Melanoma
Kaposi's Sarcoma
Non Hodgkin's lymphoma
Astrocytoma
Gastric adeno Carcinoma