胃癌是消化道中最常见的恶性肿瘤,临床所见90%以上为中晚期病人,即使能作胃大部切除,其五年生存率也仅有20～30%或更低,但早期胃癌切除术后,五年生存率可高达90%以上。本文报告经病理证实的早期胃癌18例,并对诊断、治疗以及预防进行讨论。 Gastric cancer is the most common malignant tumor in the digestive tract. More than 90% of clinically diagnosed patients are middle and late stage patients. Even if the gastrectomy is performed, the five-year survival rate is only 20 to 30% or lower, but early gastric cancer resection After that, the five-year survival rate can be as high as 90%. This article reports 18 pathologically confirmed cases of early gastric cancer and discusses diagnosis, treatment, and prevention.