Construction and validation of imaging diagnostic systems based on AI for rectal cancer

Ouchi Akira0 个研究点目标入组 200 人开始时间: 2021年8月6日最近更新: 2023年10月17日

适应症

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•1) Pathologically diagnosed as adenocarcinoma (including mucinous, signet-cell, and medullary carcinoma) based on the Japanese Classification of Colorectal, Appendiceal, and Anal Carcinoma (JCCAAC), 3rd English Edition on the resected specimen for rectal cancer
•2) Performed abdominal and pelvic contrast-enhanced CT (aortic bifurcation to pelvis) or abdominal and pelvic contrast-enhanced MRI (aortic bifurcation to pelvis) before surgery.
•3) Inversion depth was suspected cT2 or deeper on JCCAAC 3rd English Edition, mainly located at the low rectum or anal canal.
•4) No preoperative chemotherapy or radiotherapy, and performed bilateral lateral pelvic lymph node dissection and primary rectal cancer resection.
•5) No treatment history of surgery, chemotherapy, or radiotherapy for pelvic malignancies (including rectal, gynecologic, and urologic cancers).
•6) No distant organ metastasis, distant lymph node metastasis, or peritoneal dissemination (not cStage IV) on preoperative images.

发起方

Ouchi Akira