Acute gastritis

Acute gastritis (acute gestritis) is an acute inflammation of the gastric mucosa caused by no cause. Clinically, it can be divided into acute purulent gastritis, acute erosive gastritis, acute simple gastritis, and acute corrosive gastritis. Simpleness is the most common. Some people divide it into two categories: acute exogenous and acute endogenous. Gastritis caused by pathogenic factors entering the stomach through the mouth is called exogenous gastritis, including bacterial gastritis, toxic gastritis, corrosive gastritis, drug-induced gastritis, etc .; gastritis caused by harmful factors reaching the gastric mucosa through the blood circulation, is called internal cause Gastritis, including acute infectious diseases with gastritis, systemic diseases (such as uremia, liver cirrhosis, pulmonary heart disease, respiratory failure, etc.) with gastritis, purulent gastritis, allergic gastritis, and irritable lesions. In recent years, due to the widespread application of endoscopy, stress lesions have been found to be common and one of the common causes of acute upper gastrointestinal bleeding.

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