Gastric blunt traumatic injuries: A computed tomography grading classification

Figure 1 Wall thickening of the gastric body (arrow). Surgery was not required. Grade 1 lesion.

Figure 2 Isolated gastric pneumatosis after abdominal trauma (arrows). Spontaneous recovery. Grade 1 lesion.

Figure 3 Blood in the gastric lumen (arrow). Follow-up without surgery. Grade 2 lesion.

Figure 4 Parietal hematoma. A: Parietal hematoma: Thickening with high-attenuation in the external layer of gastric wall (arrows). Grade 3 lesion. Follow-up with subsequent surgery for worsening symptoms and peritoneal reaction; B: External layer gastric wall hematoma confirmed at surgery.

Figure 5 Gastric rupture. A: Gastric wall rupture (white arrow): Peritoneal fluid (white arrowhead) with homogeneous hyperdense components from blood (black arrow), pneumoperitoneum with a bubble of gas located close to the gastric lesion (black arrowheads). Grade 4 lesion; B: Gastric rupture confirmed at surgery.