Review
Copyright ©The Author(s) 2020.
World J Gastrointest Oncol. Aug 15, 2020; 12(8): 808-832
Published online Aug 15, 2020. doi: 10.4251/wjgo.v12.i8.808
Table 2 Prognostic features of malignant polyps
Features consistent with low risk of lymph node metastases (Low risk/favorable features)[26]Features consistent with high risk of lymph node metastases (Poor prognostic features)[26]
Margins with no dysplasia or malignancyPoorly differentiated
Well or moderately differentiatedMucin/mucinous
No angiolymphatic invasionSignet ring or cribriform histology
Superficial invasion into submucosa (≤ 2 mm)Tumor budding
Lymphovascular invasion
Deeper invasion into submucosa (> 2 mm)