Gastric body swelling is more important and patients should undergo further tests to clarify the specific disease. Gastric body swelling is mostly caused by diseases and is usually more important. If the examination finds that there is swelling in the stomach body, it may be caused by erosive gastritis, duodenal ulcer, abnormal gastrointestinal peristalsis, etc. The above diseases are benign diseases, generally after clear diagnosis and active treatment, the swelling can be effectively eliminated, and it has little effect on the patient’s body, so the patient does not need to worry about it. In some patients, the swelling of stomach body may be caused by malignant diseases such as stomach cancer and metastatic cancer. This kind of situation is often very critical, if not treated actively, cancer metastasis or invasion may occur, which may affect the patient’s life in serious cases. When gastric mass is found during examination, patients should pay attention to it and actively cooperate with doctors for examination and treatment.