“…Only articles with adequate information about clinical presentation, diagnosis, therapy, and follow‐up were included in this study. By these criteria, the combination of the key words “chloroma,” “granulocytic sarcoma,” “myelosarcoma,” or “extramedullary myeloid cell tumor” with “child” or “pediatric” (paediatric) and review of the relevant references identified 45 patients in 39 publications 7,18–56. Patients with EMT who progressed to AML within 30 days after diagnosis to AML, as reported in 52 papers, did not fulfill the criteria for pEMT of Byrd et al 4 and were excluded.…”