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1962年日本内窥镜学会拟定了早期胃癌的定义及肉眼分类。这个标准是根据日本以协同研究胃癌为目的,收集了X线,内窥镜、内科、病理的检查结果而拟订的。有了这个标准,各有关研究者就有了统一的根据。随着胃癌研究的发展,有关早期胃癌预后的实质也逐渐明确起来。早期胃癌的定义 1962年第四届日本内窥镜学会确定了早期胃癌的定义:不论有无转移,若癌性浸润仅限于胃粘膜层或粘膜下层,即为早期胃癌。过去对所谓早期或初期胃癌的定义不明
In 1962, the Japanese Society of Endoscopy developed the definition and visual classification of early gastric cancer. This standard was developed based on the results of an inspection of X-rays, endoscopy, internal medicine, and pathology in Japan for the purpose of synergistic research on gastric cancer. With this standard, all relevant researchers have a unified basis. With the development of gastric cancer research, the essence of the prognosis of early gastric cancer has gradually become clear. The definition of early gastric cancer In 1962, the Fourth Japan Endoscopy Society defined the definition of early gastric cancer: whether there is metastasis or not, if cancerous infiltration is limited to the gastric mucosa or submucosa, it is early gastric cancer. In the past, the definition of so-called early or early gastric cancer was unknown