Research Article

Colorectal Serrated Neoplasia: An Institutional 12-Year Review Highlights the Impact of a Screening Programme

Table 2

Reclassification of serrated polyps (SSL/Ps and TSAs) following consensus review by two pathologists; (out of 664 reviewed).

Change in classificationNumber (%)

Changed from SSL/P to HYP66 (9.9%)
Changed from SSL/P to adenoma7 (1.1%)
Changed from SSL/P to benign polyp NOS1 (0.2%)
Changed from mixed serrated polyp to adenoma5 (0.8%)
Changed from TSA to adenoma21 (3.2%)

Abbreviations: SSL/P(s): sessile serrated lesion(s)/polyp(s); TSA(s): traditional serrated adenoma(s); HYP: hyperplastic polyp; NOS: not otherwise specified.