Although leukemia is the most common malignancy in childhood, congenital leukemia which manifests itself within the first 4 weeks of life is rare and accounts for less than 1% of all leukemias in childhood. Congenital leukemia should be differentiated from transient myeloproliferative disorder(TMD) which is noted in Down Syndrome. Among the reported patients, acute myeloid leukemia(AML) was...