T/CRHA 162-2025 Technical Specifications for Endoscopic Diagnosis of Sessile Serrated Lesions in the Colon and Rectum

Scope

Scope: This document specifies the endoscopic characteristics, diagnostic requirements, and operating methods of serrated lesions without pedicles in the colorectal region, as well as the differential diagnosis and recommended procedures for endoscopic examination. This document is applicable to endoscopic medical personnel in medical institutions at all levels for the diagnosis of serrated lesions without pedicles in the colorectal region. Main technical content: The overall structure adopted in this document is as follows: 1. Scope; 2. Normative reference documents; 3. Terms and definitions; 4. Abbreviations; 5. Endoscopic characteristics; 6. Endoscopic examination procedures; 7. Classification and characteristics of endoscopic diagnostic techniques; 8. Differential diagnosis

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