AAST thoracic vascular injury scale

Grade*	Description of injury
I	Intercostal artery/vein
	Internal mammary artery/vein
	Bronchial artery/vein
	Esophageal artery/vein
	Hemizygous vein
	Unnamed artery/vein
II	Azygos vein
	Internal jugular vein
	Subclavian vein
	Innominate vein
III	Carotid artery
	Innominate artery
	Subclavian artery
IV	Thoracic aorta, descending
	Inferior vena cava (intrathoracic)
	Pulmonary artery, primary intraparenchymal branch
	Pulmonary vein, primary intraparenchymal branch
V	Thoracic aorta, ascending and arch
	Superior vena cava
	Pulmonary artery, main trunk
	Pulmonary vein, main trunk
VI	Uncontained total transection of thoracic aorta or pulmonary

* Increase one grade for multiple grade III or IV injuries if more than 50% circumference; decrease one grade for grade IV injuries if less than 25% circumference.

Reproduced with permission from: Moore EE, Malangoni MA, Cogbill TH, et al. Organ injury scaling. IV: Thoracic vascular, lung, cardiac, and diaphragm. J Trauma 1994; 36:299. Copyright © 1994 Lippincott Williams & Wilkins. Available at: https://www.aast.org/resources-detail/injury-scoring-scale#thoracic (Accessed on December 10, 2019).

Graphic 126660 Version 2.0

خرید پکیج

AAST thoracic vascular injury scale