Myeloid sarcoma (MS) is a rare extramedullary infiltration of acute myeloid leukemia (AML). We present a case of 19-year-old male with AML-M2 who relapse with AML sarcoma in brain and optic nerve. MS as AML extramedullary relapse had a poor prognosis.
Keywords: acute myeloid leukemia; brain; relapse; sarcoma.
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