Trauma

AAST Trauma Grading Calculator

Free AAST Trauma Grading Calculator. AAST-OIS for liver, spleen, kidney (2018/2025), and pancreas (2024) injury grading. CT-based classification with management guidelines.

References

  1. Kozar RA, Crandall M, Shanmuganathan K, et al. Organ injury scaling 2018 update: Spleen, liver, and kidney. J Trauma Acute Care Surg. 2018;85(6):1119-1122.
  2. Keihani S, Tominaga GT, Swaroop M, et al. Kidney organ injury scaling: 2025 update. J Trauma Acute Care Surg. 2025;98(3):448-451.
  3. Notrica DM, Tominaga GT, Gross JA, et al. American Association for the Surgery of Trauma pancreatic organ injury scale: 2024 revision. J Trauma Acute Care Surg. 2025;98(3):442-447.
  4. Moore EE, Shackford SR, Pachter HL, et al. Organ injury scaling: spleen, liver, and kidney. J Trauma. 1989;29(12):1664-1666.
  5. Santo IDE, Sailer A, Solomon N, et al. Grading Abdominal Trauma: Changes in and Implications of the Revised 2018 AAST-OIS for the Spleen, Liver, and Kidney. RadioGraphics. 2023;43(9):e230040.
  6. Coccolini F, Coimbra R, Ordonez C, et al. Liver trauma: WSES 2020 guidelines. World J Emerg Surg. 2020;15:24.
  7. Coccolini F, Montori G, Catena F, et al. Splenic trauma: WSES classification and guidelines for adult and pediatric patients. World J Emerg Surg. 2017;12:40.
  8. Coccolini F, Moore EE, Kluger Y, et al. Kidney and uro-trauma: WSES-AAST guidelines. World J Emerg Surg. 2019;14:54.
  9. Tinkoff G, Esposito TJ, Reed J, et al. American Association for the Surgery of Trauma Organ Injury Scale I: Spleen, Liver, and Kidney, Validation Based on the National Trauma Data Bank. J Am Coll Surg. 2008;207(5):646-655.
  10. Morell-Hofert D, Primavesi F, Gassner E, et al. Validation of the revised 2018 AAST-OIS classification. Eur Radiol. 2020;30(12):6570-6581.
  11. Bhullar IS, Frykberg ER, Siragusa D, et al. AAST Organ Injury Scale 2018 update for CT-based grading of renal trauma. Emerg Radiol. 2019;26(6):635-643.
  12. AAST Official Website - Organ Injury Scale

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