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Ewing sarcoma (EWS) is an aggressive soft-tissue and bone malignancy. Congenital EWS is extremely rare, and its presenting features can be unique from that of EWS occurring in older children. A full-term female infant with a neck mass present at birth was admitted to a level I nursery with an otherwise well appearance and normal vital signs. After consultation with a neonatologist, she was transferred to a neonatal intensive care unit where she developed sudden respiratory collapse from rapid growth of the mass causing airway obstruction