<scp>ECPR</scp> In Penetrating Chest Trauma With Thoracic Aortic Injury: A Case Report

ratio from 118 to 442.5. The patient achieved successful ECMO weaning; however, due to prolonged cardiac arrest time exceeding 30 min, neurological recovery was not achieved (GCS remained 3 T), and the family withdrew care after 2 months. Despite the unfavorable neurological outcome, this case demonstrates the technical feasibility of ECPR in severe penetrating chest trauma and provides valuable experience for managing similar cases with potentially shorter arrest times.