Clinical Gastroenterology Vol.29 No.10(2-3)

Theme Now and Feature of CT Colonography
Title Examination of CTC Use for Colorectal LST
Publish Date 2014/09
Author Eiji Harada Department of Gastroenterology, Akita Red Cross Hospital
Author Hiro-o Yamano Department of Gastroenterology, Akita Red Cross Hospital
Author Hiro-o Matsushita Department of Gastroenterology, Akita Red Cross Hospital
Author Kenjiro Yoshikawa Department of Gastroenterology, Akita Red Cross Hospital
Author Ryo Takagi Department of Gastroenterology, Akita Red Cross Hospital
Author Yoshihito Tanaka Department of Gastroenterology, Akita Red Cross Hospital
Author Michiko Nakaoka Department of Gastroenterology, Akita Red Cross Hospital
Author Ryogo Himori Department of Gastroenterology, Akita Red Cross Hospital
Author Yuko Yoshida Department of Gastroenterology, Akita Red Cross Hospital
[ Summary ] Generally it is thought that imaging of flat lesions using CTCs is difficult. In this study we examined 36 LST lesions with CTC imaging and colonoscopy. We found that CTCs were useful for imaging lesions with tumor heights greater than 2 mm and tumor diameters exceeding 20 mm. Surface colorectal cancers were imaged significantly more frequently than adenomas. Clinically, lesions that require treatment have a tendency to be easily imaged. However high quality images are necessary for diagnosis in radiographic interpretation of information. The accumulation of knowledge and progress in the development of equipment and novel preparation technique. It is important to train care givers to detect flat lesions with CTCs.
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