TY - CHAP M1 - Book, Section TI - Chapter 46. Thoracic Aortic Occlusion A1 - Reichman, Eric F. Y1 - 2013 N1 - T2 - Emergency Medicine Procedures, 2e AB - Temporary thoracic aortic occlusion should be performed during an Emergency Department thoracotomy for hypovolemic shock. It preserves cerebral and coronary artery perfusion pressure.1 The blood flow to the viscera below the cross clamp, however, falls to less than 10% of baseline flow.2 This can be advantageous since it stops distal hemorrhage, but it can later result in the undesired metabolic consequences of acidosis, hyperkalemia, and multiple organ system failure.3,4 SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/03/28 UR - accessemergencymedicine.mhmedical.com/content.aspx?aid=57704644 ER -