Number of Advanced Adenomas on Index Colonoscopy: Important risk factor for Metachronous Advanced Colorectal Neoplasia

Although the patients with multiple advanced adenomas (AA) in index colonoscopy may have an increased risk for subsequent advanced colorectal neoplasia (CRN), the current guidelines do not consider this factor. We aimed to compare the risk of metachronous advanced CRN according to the number of AAs.

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