It is possible that hyperplastic polyps, SSA/Ps and TSAs, are divergent pathways from inception. Figure 5. Typical appearance of a sessile serrated adenoma/polyp in the ascending colon.

Hyperplastic polyps were defined as having serrated crypts without dysplasia, whereas adenomas were nonserrated and contained dysplastic epithelium. The adenomatous polyp was believed to represent ...

They may be described as tubular, villous, or tubulovillous polyp, which are the different growth patterns of the polyp. Hyperplastic ... Sessile serrated polyps and traditional serrated adenomas ...