Q. A 4-year-old boy came with progressive distention of the abdomen and fever. He has pallor, massive splenomegaly up to the umbilicus, and mild hepatomegaly. Hb 4.4 tlc 3400 platelet 40000, gbp-microcytic hypochromic anemia. PS for mp negative. How should I approach this case? No lymphadenopathy.