Ex-utero Intrapartum Treatment (EXIT) Procedure for Giant Fetal Epignathus.

Background: Large fetal oropharyngeal tumors are rare, and have the potential to cause airway obstruction during birth. Case characteristics: A 35-year-old woman with antenatally diagnosed large heterogenous mass in fetal neck displacing trachea and filling up the orophanygeal space. Intervention: The infant was delivered at 31 weeks of gestation by ex-utero intrapartum therapy procedure to secure the airway. Outcome: Tumor was resected successfully on day 8 of life. Histopathology revealed mixed teratoma. Message: Ex-utero intrapartum therapy for fetuses with severe upper airway compromise may prove life-saving.