This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S., 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. Turner's syndrome", 'role': 'user'}, {'content': "Answer: D \nExplanation: d. Turner's syndrome(Ref: Nelson's 20/e p 2442-2444)Genetic conditions predisposing to leukemia* Down syndrome* Diamond-Blackfan anemia* Turner syndrome (least associated)* Fanconi syndrome* Klinefelter syndrome* Neurofibromatosis type 1* Ataxia - telangiectasia* Severe combined immune deficiency* Bloom syndrome* Schwachman syndrome* Paroxysmal nocturnal hemoglobinuria* Li-Fraumani syndromeNote: All the given conditions are risk factors for leukemia. Out of them Turner syndrome is least associated with leukemia.", 'role': 'assistant'}]