Fig. 32.

A 23 y/o male presented following hydrogen peroxide ingestion in suicide attempt, found to have transient gastro-esophageal pneumatosis and portal venous gas secondary to esophagogastritis. a, b Initial contrast-enhanced CT demonstrates intramural air within the distal esophagus (thick arrow) and stomach (arrowhead). There is associated extensive portal venous gas (thin arrows). c, d Follow-up CT demonstrates interval resolution of portal venous gas, esophageal and gastric pneumatosis. Patient was treated conservatively as there was no evidence of perforation on upper endoscopy