[Questionnaire Survey of Treatment Strategies for Gastric Cancer with Peritoneal Dissemination in Yamaguchi Prefecture].

The questionnaire survey was conducted on treatment strategies for gastric cancer with peritoneal dissemination at 7 institutions, including 5 designated cancer hospitals in Yamaguchi prefecture. Staging laparotomy was performed at 6 out of 7 institutions. Six out of 7 institutions selected the treatment strategy for P0CY1 cases", upfront resection and adjuvant therapy".