INTESTINE Vol.13 No.2(2-3-2)

Theme Frontier of image diagnosis for colorectal carcinoma
Title A study of detection ability of colorectal neoplasm by using a magnifying and Autofluorescence Imaging (AFI) enhanced colonoscopy
Publish Date 2009/03
Author Hiro-o Yamano Division of Gastroenterology, Akita Red Cross Hospital
Author Osamu Tsuruta Division of Gastroenterology, Department of Medicine, Kurume University School of Medicine
Author Sumio Tsuda Department of Gastroenterology, Fukuoka Uniersity Chikushi Hospital
[ Summary ] We used a magnifying and Autofluorescence imaging (AFI) enhanced colonoscopy, and inspected about an ability of detection of the lesion in the large intestine. It took effect for 107 cases by three institutions combination. The observation range limited it to the rectum/sigmoid colons from an anus to 30cm, and the three same practiced endoscopist performed white-light and AFI observation. Between both, we examined about detection, shape, size and pathology of the discovery lesion. As a result, it was thought that we could expect the effectiveness in detection ability for the flat type lesion equal to or less than tumor diameter 5mm by the AFI observation, However, it was thought that further examination was necessary about the qualitative diagnosis.
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