![Figure][1] A 7-year-old boy presented with a short history of fever and facial palsy. Laboratory workup revealed 10% blasts in peripheral blood. Blasts and maturing myeloid cells in bone marrow… Click to show full abstract
![Figure][1] A 7-year-old boy presented with a short history of fever and facial palsy. Laboratory workup revealed 10% blasts in peripheral blood. Blasts and maturing myeloid cells in bone marrow showed distinct myeloperoxidase (MPO)–negative pale waxy cytoplasmic inclusions along with
               
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