"increased intraluminal pressure (e.g. during endoscopy, over-eating 3, severe vomiting or in the setting of bowel obstruction)"
"There is a wide range of causes, ranging from life-threatening emphysematous gastritis to many self-limiting causes. Gastric emphysema is more common than emphysematous gastritis, but the two conditions may appear similar. Clinical presentation helps distinguish the two."
"increased intraluminal pressure (e.g. during endoscopy, over-eating 3, severe vomiting or in the setting of bowel obstruction)"
"traumatic causes (e.g. endoscopic biopsy, endoscopic argon plasma coagulation, tube placement, blunt trauma)"