A 33-day old infant was presented to the hospital after difficulty breathing and breastfeeding. The patient had a history of hyperbilirubinemia with acute hypoxic respiratory failure, felt secondary to a mediastinal mass, severe metabollic lactic acidosis, anemia, and acute severe coagulopathy. This patient was denied vitamin K prophylaxis at birth at discretion of the parents. Vitamin K deficency subsequently caused coagulopathy and jaundiced skin, which associate with Vitamin K Deficiency Bleeding. Presented is a case of thymic hemorrhage in a neonate demonstrating as a mimic lesion on imaging. Further invasive work-up to distinguish etiology of mass was not required demonstrating biopsy or surgery is not always necesary for diagnostic purposes. The identified symptoms represent the potential sequelae of thymic hemorrhage. Read More

Meeting name: SPR 2023 Annual Meeting & Postgraduate Course , 2023

Authors: Wachs Jonah, Desai Sudhen, Garica Angela, Greer Jade, Nissim Lavi

Keywords: mediastinal mass, thymoma, hematoma