A patient presented with splenomegaly, anemia & shows reticulocytosis with increased bone marrow cellularity. The diagnosis is:
Hemolytic anemia - reticulocytosis with splenomegaly is seen. Skull and skeletal deformities can occur in childhood due to a marked increase in hematopoiesis and resultant bone marrow expansion
Pernicious anemia
Hemolytic anemia
Myelofibrosis
Hairy cell leukemia
Thalassemia