Assessment and Management of Pediatric Trauma
Module 5: Pediatric Blunt Abdominal and Chest Trauma
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Solid organ injury grading scales

Grading based on presence of subcapsular hematoma, or depth of laceration (from AAST.org)

Grade 1: least severe (<10% subcapsular hematoma, <1cm laceration)

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Grade 5: shattered or completely de-vascularized spleen

Module 5: Pediatric Blunt Abdominal and Chest Trauma