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
In the case of CNS relapse in AML, chemotherapy would consist of intrathecal - 
Select and explain. 
A. Methotrexate, B. Methotrexate + cytosine arabinoside, C. Prednisolone, D. None
D: None
Answer: D: None 
Explanation: Ans. is 'None' Treatment of AML o The most commonly used chemotherapy regimen is combination of cytarabine (cytosine arabinoside) and anthrocycline (Doxorubian or daunorubicin). 3-4 cycles are given. o Patients who fails to attain complete remission after two induction courses, Should immediately proceed to an allogenic stem cell transplant (SCT).