Kidney injury grades according to the AAST

AAST: American Association for the Surgery of Trauma.

Redrawn and reproduced with permission from: Moore, EE, Shackford, SR, Pachter, HL, et al. Organ injury scaling: spleen, liver, and kidney. J Trauma 1989; 29:1664. Copyright © 1989 Lippincott Williams & Wilkins.

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