Effect of ulcerative colitis duration on the usefulness of immunochemical fecal occult blood test result as a disease activity biomarker.
Natsuki IshidaTakahiro MiyazuTomoharu MatsuuraRyosuke TakanoSatoshi TamuraTakuma KagamiShinya TaniMihoko YamadeYasushi HamayaMoriya IwaizumiSatoshi OsawaTakahisa FurutaKen SugimotoPublished in: International journal of colorectal disease (2020)
FIT is an accurate biomarker reflecting the endoscopic score until 4 years in patients with UC. However, owing to the increased number of false negatives, the usefulness of FIT may decline after 4 years. Hence, evaluation of UC in combination with other biomarkers is recommended.