label: Gastric Neuroendocrine Tumor G1
label_lc: gastric neuroendocrine tumor g1
description: "A well differentiated, low grade neuroendocrine neoplasm that arises from the stomach. The vast majority of cases arise from the corpus-fundus region. The mitotic count is less than 2 per 10 HPF and/or the Ki67 index is equal to or less than 2 percent.  It may be associated with autoimmune chronic atrophic gastritis, multiple endocrine neoplasia type 1, or it may be sporadic."