INTESTINE Vol.23 No.5(6-2)

Theme Clinical characteristics of fecal immunochemical test (FIT) negative colorectal cancer
Title Characteristics of colorectal cancers with negative fecal immunochemical test (FIT)
Publish Date 2019/09
Author Yoshio Kusaba Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Osamu Tsuruta Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Tsutomu Nagata Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Akihiro Ouchi Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Tomoyuki Nakane Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Syuuhei Fukunaga Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Michita Mukasa Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Keiichi Mitsuyama Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
Author Takuji Torimura Division of Gastroenterology, Division of GI Endoscopy, Department of Medicine, Kurume University School of Medicine / Division of Endoscopy, Kurume University School of Medicine
[ Summary ] The fecal immunochemical test (FIT) is widely accepted as a useful tool for screening colorectal cancer. Although FIT is an effective tool for detecting colorectal cancers, false-negative findings are inevitable, which is its shortcoming, especially for detecting cancer in the right colon, sigmoid colon, and rectum. For colorectal cancer mass screenings, health care professionals should have a good understanding of FIT, endeavor to increase its rate of application, and encourage people to undergo the test annually. A significant difference was not admitted to the depth of invasion, macroscopic classification, pathological type, ly・v, lymph node metastasis. In conclusion, FIT is useful for detecting advanced colorectal cancer; however, it sufficiently cannot detect early-stage colorectal cancer. Thus, an endoscopic screening test in addition to FIT needs to be considered for lesions suited to endoscopic treatment.
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