2%) while in non malignant conditions maximum cases were of Aplastic anaemia 86 (30.
Study by Gupta et al9 comprising of 105 pancytopenic children reported Aplastic anaemia as the commonest aetiology in 43%, followed by acute leukaemia in 25%, Clinical features being fever and progressive pallor being present in 81.
Savage12 from Zimbabwe included 134 patients identifying megaloblastic anaemia to be the leading cause followed by aplastic anaemia and acute leukaemias.
14 Aplastic anaemia is characterized by pancytopenia and hypocellular marrow without any underlying neoplastic process.
This study concludes that bone marrow examination is a very useful tool in diagnosing the various aetiologies of pancytopenia and in this study the commonest cause of pancytopenia was acute leukaemias followed by non malignant causes like aplastic anaemia and megaloblastic anaemia.