Patient: Gastroscopy biopsy from the gastric sinus diagnosed as tumor grade 1 How to explain tumor grade 1! What do I need to pay attention to in this case? How should I treat it? I went for gastroscopy after I found that my stool had turned black. Gastroscopy showed smooth esophageal mucosa, no abnormality in the cardia, normal color of the fundic mucosa, clear mucus lake, no swelling or ulcer, mild edema in the mucosa of the gastric body, smooth mucosa of the gastric horn, and congested mucosa of the gastric sinus. edema, the anterior wall was seen to be locally limited with elevated erosion, the pylorus was round and well open, and no abnormalities were seen in the descending duodenal bulb. Diagnosis; superficial gastritis. The nature of the elevated lesion in the gastric sinus is to be determined. The pathology report diagnosed; atrophic inflammation of the gastric sinus, with adenovascular neoplasia grade 1. Guo Yuewu, Department of Medical Oncology, Shanghai Sixth People’s Hospital: Your case can be diagnosed as atrophic gastritis of the gastric sinus, and epithelial neoplasia is atypical hyperplasia, which can be rechecked after taking medication. In addition, it is recommended to check H. pylori, and if it is positive, you also need to take medicine to treat it. Patient: What kind of medication is used? Guo Yuewu, Department of Medical Oncology, Shanghai Sixth People’s Hospital: There is no specific medicine for chronic atrophic gastritis, it is mainly treated by diet and Chinese medicine or proprietary Chinese medicine.