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Copyright ©The Author(s) 2023.
World J Gastroenterol. May 7, 2023; 29(17): 2600-2615
Published online May 7, 2023. doi: 10.3748/wjg.v29.i17.2600
Table 2 Characteristics of the difficult colorectal polyps
Size> 20 mm
LocationNear or involving the appendiceal orifice
Ileocecal valve
Anorectal junction
Behind the fold
Angulated segment
MorphologyPedunculated polyp with thick stalk and large head
Laterally spreading tumor
Submucosal fibrosis or positive non-lifting sign
Special situationRecurrent lesion
Strong colonic peristalsis