From: Splenic trauma: WSES classification and guidelines for adult and pediatric patients
 | WSES class | Mechanism of injury | AAST | Hemodynamic statusa, b | CT scan | First-line treatment in adults | First-line treatment in pediatric |
---|---|---|---|---|---|---|---|
Minor | WSES I | Blunt/penetrating | I–II | Stable | Yes + local exploration in SWd | NOMc + serial clinical/laboratory/radiological evaluation Consider angiography/angioembolization | NOMc + serial clinical/laboratory/radiological evaluation Consider angiography/angioembolization |
Moderate | WSES II | Blunt/penetrating | III | Stable | Â | ||
WSES III | Blunt/penetrating | IV–V | Stable |  | NOMc All angiography/angioembolization + serial clinical/laboratory/radiological evaluation | ||
Severe | WSES IV | Blunt/penetrating | I–V | Unstable | No | OM | OM |