What are the typical causes of gastric perforation?
Peptic ulcer disease is most common. Malignant perforation, stress perforation and iatrogenic are alternative causes.
In general what is the best preparatory method for imaging the stomach on CT?
Water is the best oral preparation - it acts as a negative contrast agent against the stomach wall and also distends the stomach making pathology more apparent.
Huge hole in the anterior aspect of the body of the stomach.