This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood, Subject name: Pathology
Stary sky" appearance is seen in 
Select and explain. 
A. Burkitt's lymphoma, B. Mantle cell lymphoma, C. Extra nodal marginal zone B-cell lymphoma of MALT type, D. Chronic myeloid leukemia,
A: Burkitt's lymphoma
Answer: A: Burkitt's lymphoma 
Explanation: (A) (Burkitt's lymphoma) (456 - HM) (453- Basic pathology 8th)Burkitt's lymphoma - The tumour cells have a very high mitotic rate, and therefore high cell death. This features accounts for presence of numerous macrophages in the background of this tumour containing phagocytosed tumour debris giving it a "starry sky appearance"