Review
Copyright ©The Author(s) 2021.
World J Clin Cases. Oct 16, 2021; 9(29): 8627-8646
Published online Oct 16, 2021. doi: 10.12998/wjcc.v9.i29.8627
Table 2 General characteristics of gastric neuroendocrine tumors[60,65]

Type 1
Type 2
Type 3
Distribution, %70-805-615-30
Gender predominanceF > MF = MM > F
Associated diseaseAtrophic gastritis, pernicious anemiaZES/MEN1None
Location: gastricBody, fundusBody, fundusAnywhere
Tumor
Number> 1>11
Size: Generally< 1 cm< 1 cm, > 1 cm> 2 cm
MucosaAtrophicHypertrophicNormal
Gastrin levelHypergastrinemiaHypergastrinemiaNormal
Gastric pHHighLowNormal
TreatmentEndoscopic, SurgeryEndoscopic, SurgerySurgery, LND
Prognosis, survival %10060-9050