[Pathogenesis of acute ulcers of the digestive tract in post- operative suppurative-septic complications]

In studying the pathogenesis of acute gastric and duodenal ulcers arising in operated patients against the background of purulent-septic complications, the specific signs distinguishing them from stress-ulcers, which develop in response to surgical aggression, were revealed. They are: the absence of inflammatory reaction in the gastric mucosa, its ischemia, hypo- and achlorhydria with reduction in the proteolytic activity of gastric juice.