早期胃癌为病变局限于黏膜或黏膜下层,不论有无淋巴结转移者。目前在胃癌高发国家,日本早期胃癌诊断率可达50%~70%[1],韩国可达30%~50%,而我国仅约10%,但随着内镜、超声内镜等诊疗技术的广泛应用,早期胃癌的诊断率逐年增多。早期胃癌的微创治疗包括内镜下早期胃癌手术及腹腔镜 Early gastric cancer is limited to mucosal or submucosal lesions, with or without lymph node metastasis. At present, in countries with high incidence of gastric cancer, the diagnostic rate of early gastric cancer in Japan can reach 50% -70% [1], while in South Korea it can reach 30% -50%, while in our country only about 10%. However, with endoscopic and endoscopic ultrasonography The wide application of early diagnosis of gastric cancer increased year by year. Minimally invasive treatments for early gastric cancer include endoscopic early gastric surgery and laparoscopy