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: Pediatrics
[{'content': "Genetic risk factors for leukemia are all except- \nSelect and explain. \nA. Down's syndrome, B. Bloom syndrome, C. Ataxia telangiectasia, D. None", 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'None' Genetic conditions predisposing to leukemia Down syndrome Diamond-Blackfan anemia Turner syndrome Fanconi syndrome Klinefelter syndrome Neurofibromatosis type 1 Bloom syndrome Schwachman syndrome Paroxysmal nocturnal hemoglobinuria Li-Fraumani syndrome Ataxia - telangiectasia Severe combined immune deficiency", 'role': 'assistant'}]