EVALUATING THE RELATIONSHIP BETWEEN ENDOSCOPIC NARROW-BAND IMAGING AND HISTOLOGY OF COLORECTAL POLYPS IN PATIENTS TREATED AT BAC NINH PROVINCIAL GENERAL HOSPITAL
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Abstract
Aim: Evaluation of the relationship between NBI endoscopic images and histology of colorectal polyps. Subjects and methods: Colorectal polyps were detected by colonoscopy with NBI using olympus CV 170 flexible colonoscope. Polyps are resected and/or biopsied for pathological tissue through endoscopy, comparing the NBI endoscopic images with the histopathological results of the polyp. Results: In 77 patients, polyps with large size, rough surface or segmented, the rate of adenoma is higher. The prevalence of dysplasia in pedunculated and sessile polyps was similar. The larger the polyp size, the higher the degree of severe dysplasia.The sensitivity of NBI endoscopy in the diagnosis of adenomatous polyps is 93.6%, the specificity is 85%. Conclusion: Colonoscopy with NBI shows high sensitivity and specificity in classifying and predicting histopathological colorectal polyps
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Keywords
Narrow-band imaging, NICE classification, Colonoscopy
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