This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'Myeloid sarcoma, which is tumor mass consisting of myeloid blasts occurring at anatomic sites other than bone marrow, are often characterized by chromosome aberrations all, EXCEPT: \nSelect and explain. \nA. Monosomy 7, B. Trisomy 8, C. inv (16), D. t (15;17)', 'role': 'user'}, {'content': 'Answer: D \nExplanation: In AML Patients may present with symptoms from a myeloid sarcoma that is a tumor mass consisting of myeloid blasts occurring at anatomic sites other than bone marrow. This rare presentation, often characterized by chromosome aberrations may precede or coincide with AML. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 908', 'role': 'assistant'}]