Anterior myeloid sarcoma revealing acute myeloid leukemia: Case report

Myeloid sarcoma (MS) is a tumor mass of myeloblasts or immature myeloid cells occurring in an extramedullary site or in the bone and generally precedes or reveals myeloid leukemia. It rarely occurs in the mediastinum.Clinical diagnosis and histology is generally difficult, the treatment is based on chemotherapy-type acute myeloid leukemia.We report the case of a patient diagnosed with anterior mediastinal myeloid sarcoma that revealed acute myeloid leukemia.