For mild atypical hyperplasia of stomach, the nature of the lesion should be clarified and treated with medication according to the nature of the lesion, such as acid-suppressing drugs such as omeprazole, gastric power-promoting drugs such as domperidone, and surgical treatment can be taken if necessary. Gastric mild atypical hyperplasia is a precancerous lesion, it is necessary to confirm the nature of the disease, whether it is a mild atypical hyperplasia of paraneoplastic lesions or just a mild atypical hyperplasia, it is recommended to confirm with narrow-band endoscopy + magnifying endoscopy, and it is recommended to recheck the gastroscopy after 3 months if it is just a mild atypical hyperplasia; if it is a paraneoplastic lesion or a high-grade neoplastic lesion next to the lesion, it will be subjected to endoscopic submucosal stripping surgery. Mild atypical hyperplasia of the stomach needs to actively cooperate with the doctor’s medication to avoid aggravation of the condition, generally need to take acid-suppressing drugs and gastric power-promoting drugs, such as omeprazole, rabeprazole, mosapride, domperidone.