第15版日本《胃癌处理规约》更新要点

Updated contents of Japanese classification of gastric cancer-the 15th Edition

2017年3月7-9日,"第89届日本胃癌学会年会"在日本召开,会议对第15版日本《胃癌处理规约》进行了更新解读,新版规约对幽门下淋巴结及胃癌侵犯十二指肠时的淋巴结重新进行了定义,对腹膜转移重新分类;对内镜切除时不同的"R"的概念进行了解释;对食管结合部癌的定义以及淋巴结转移范围进行了说明;对病理学内容(如TNM分期、淋巴管浸润、静脉浸润、化疗治疗效果等)的记载进行了重新规定。新规约的更新反映了临床对胃癌的最新的认识,对胃癌的诊治及《胃癌治疗指南》的修订提供了重要参考依据。

The 89th annual meeting of the Japanese gastric cancer association was held on 7th-9th Mar, 2017 in Japan. The meeting released the revised contents of Japanese Classification of Gastric Carcinoma--the 15th Edition. New edition released anatomical definitions of the infrapyloric lymph node （No.6 lymph node station）, reclassification the peritoneal metastasis and explain the lymph node metastasis in the duodenal invasion of gastric cancer; New edition also explain the different R concept in endoscopic resection and explain the definition of Esophago-gastric junction cancer and associated lymph nodes; At last it reregulated the recordation of pathology contents, such as TNM staging, lymphatic invasion, venous invasion and the histologic effect of chemoradiotherapy, the updated contents of Japanese classification of gastric cancer-the 15th Edition reflects the latest knowledge of gastric cancer, and provide great reference value for the diagnosis and treatment of gastric cancer and the revised content of Japanese gastric cancer treatment guidelines