BTAI Grades
Society for Vascular Surgery (SVS)
Blunt Thoracic Aortic Injury (BTAI) Classification
J Vasc Surg 2011; 53:187-92
Traumatic Aortic Injury represents a spectrum of injuries that range from Intimal tear to Aortic rupture.
Grade I: Intimal Tear
Grade II: Intramural Hematoma
Grade III: Aortic Pseudoaneurysm
Grade IV: Aortic Rupture