Common symptoms of acute exacerbation of chronic gastritis include abdominal pain, bloating, nausea, vomiting, etc. Among these, abdominal pain is the most common clinical presentation, manifested as upper abdominal distension, burning pain, or dull pain, generally associated with unhygienic dietary habits, and acute attacks are more common among some healthy individuals or young people. The diagnosis of chronic with acute exacerbation mainly relies on medical history and gastroscopy. Under gastroscopy, the gastric mucosa can be observed to show acute inflammatory changes, presenting as gastric congestion, edema, and even erosion formation. Regarding treatment, it mainly consists of dietary adjustments and the selection of medications. Dietary recommendations include adopting a liquid and light diet, and medications may include acid suppression and gastric mucosal protection drugs. Of course, if the patient has significant abdominal pain, a small dose of pain reliever can be used, generally over a short course of treatment. Indeed, chronic gastritis is a common disease in clinical practice, so it is essential to adjust your diet and develop good living and eating habits regularly.