Review
Copyright ©The Author(s) 2020.
World J Gastrointest Oncol. Jul 15, 2020; 12(7): 705-718
Published online Jul 15, 2020. doi: 10.4251/wjgo.v12.i7.705
Table 1 2010 World Health Organization grading classification of gastroenteropancreatic neuroendocrine neoplasms
Classification/gradeMitotic index (per 10 HPF)Ki67 index (%)
G1 (NET G1)< 2< 2
G2 (NET G2)2-202-20
G3 (NEC)> 20> 20