This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Childhood tumors, Subject name: Pediatrics
[{'content': 'Good prognosis factors of ALL are all except \nSelect and explain. \nA. Hyperdipoidy, B. WBC count < 50000, C. Age > 10 years, D. T (12:21) translocation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Hyperdiploidy with chromosome number more than 50 is associated with good prognosis for ALL.Ceain chromosomal abnormalities like t(12;21) are also associated with good prognosis.Age > 10 years is a bad prognostic factor,the age group of 2-10 years have ourable outcome. WBC count less than 50,000/mm3 is also associated with good prognosis. Reference:Essential pediatrics-Ghai,8th edition,page no:600,601.', 'role': 'assistant'}]