This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain, Subject name: Medicine
Which tumor is not seen in AIDS: 
Select and explain. 
A. Kaposi sarcoma, B. GI adeno carcinoma, C. Non-Hodgkin's lymphoma, D. Astrocytoma
D: Astrocytoma
Answer: D: Astrocytoma 
Explanation: Ans. is 'D' Astrocytoma Brain tumours associated with AIDS is CNS lymphoma. Astrocytoma has no association with AIDS infection.Cancers associated with HIV infection are:-Kaposi sarcoma* (Most common)Non Hodgkins lymphoma*Hodgkins lymphoma*Multiple myeloma*Leukemia*Melanoma.*Cervical cancer*Brain cancer (CNS lymphoma)*Testicular cancerAnal cancer*Oral cancer*Burkin' s lymphoma*