44) A5-year-old male is admitted to the hospital following a 3 | Paediatrics videos & books

44) A5-year-old male is admitted to the hospital following a 3-week history of spiking fevers and fatigue. Your examination reveals pale mucous membranes and skin. You also find splenomegaly.
You are concerned about a possible malignancy. What is the most common malignancy of childhood?