The change of size of gastric tumor that resected by endoscopic submucosal dissection before and after formalin fixation

Presbyterian Medical Center0 个研究点目标入组 70 人开始时间: 待定最近更新: 2019年3月11日

适应症

试验速览

暂无简介。

•? Patients with gastric adenoma or adenocarcinoma that were taken gastric submucosal dissection in our hospital
•- the indication of endoscopic submucosal dissection
•: absolute indication
•(1) well-differentiated elevated cancers less than 2 cm in diameter
•(2) small (< 1 cm) depressed lesions without ulceration.
•These lesions must also be moderately or well-differentiated cancers confined to the mucosa, and have no lymphatic or vascular involvement
•: expanded indication
•(1) differentiated mucosal cancer without ulcer findings, irrespective of tumor size(including the tumor that is larger than 2cm)
•(2) differentiated mucosal cancer with an ulcer = 3 cm in diameter
•(3) minimal (= 500 µm from the muscularis mucosa) submucosal invasive
•differentiated cancer = 3 cm in size
•(4) undifferentiated intramucosal cancers without ulcer findings : 20 mm in size

•? early gastric cancer with lymphatic invasion or over indication of endoscopic submucosal dissection
•? patients who refused to sign the consent
•? pregnancy

发起方