SUMMARY OF CHANGES

1. Addition of treatment algorithm to include prolonged use of REBOA with partial aortic occlusion.
2. Clarification on prolonged partial occlusion times for both Zone 1 and Zone 3.
3. Addition of techniques to monitor above and below aortic balloon pressures.
4. Addition of balloon and sheath management during resuscitation and balloon deployment.
5. Addition of balloon deflation guidelines during prolonged partial REBOA use.
6. Rapid Update 22 Apr 2026: Infographic corrections, updates to REBOA pitfalls, and updates to the catheter removal process, including algorithms for appendices G-I.