AAST Organ Injury Scale: Correlation of CT-Graded Liver Injuries and Operative Findings

The Organ Injury Scaling Committee of the AAST recently published a consensus classification of splenic, hepatic, and renal injuries (J Trauma, 291664, 1989). The hepatic injury scale (HIS), based on parenchymal laceration and intrahepatic hematoma, includes grades 1 to 6, representing the least to...

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