...Kaoru Nakano; Toshiaki Hirasawa; Ayaka Takasu; Yuka Higashi; Souya Nunobe; Masayuki Shimoda; Kengo Takeuchi; Hiroshi Kawachi Introduction: Autoimmune gastritis (AIG), a type of chronic atrophic gastritis, is characterized by positive anti-parietal cell antibodies and mucosal atrophy predominantly...

... characteristics of gastric cancer after eradicating H. pylori are described. The clinicopathological characteristics of gastric cancer independent of H. pylori infection are then explained. Autoimmune gastritis (type A gastritis) increases the risk of gastric adenocarcinoma and neuroendocrine tumors. Gastric...

...Toshihiro Nishizawa; Shuntaro Yoshida; Hidenobu Watanabe; Akira Toyoshima; Yosuke Kataoka; Yoshiyuki Takahashi; Takamitsu Kanazawa; Hirotoshi Ebinuma; Hidekazu Suzuki; Kazuhiko Koike; Osamu Toyoshima Background: The diagnostic clues for autoimmune gastritis (AIG) can be classified into 2 categories...

... Pepsinogen Gastric atrophy Autoimmune gastritis Table 1. Baseline characteristics of 34 patients Gastric atrophy was diagnosed histologically in 25/34 (74%) patients. Among patients with histological gastric atrophy, 8 (24%) had H. pylori but no ECL ­hyperplasia, 13 (38%) patients...

...Irfan Soykan; Mustafa Yakut; Onur Keskin; Mehmet Bektaş Background/Aims: Autoimmune gastritis (AIG) may predispose to gastric carcinoid tumors or adenocarcinomas and may also cause unexplained iron and/or vitamin B 12 deficiency. The aims of this study were to explore clinical manifestations...

... of the various groups of patients involved. Of the patients with atrophic autoimmune gastritis (type A gastritis) (n = 88) who had multiple carcinoid tumours in the corpus or fundus, usually not more than 1 cm in diameter, 98% were followed up clinically or by endoscopy and biopsy. In these patients...

.... In a retrospective, uncontrolled study, therefore, we investigated the question as to whether this type of gastritis can be healed by the eradication of H. pylori . Patients and Methods: In 80 patients with an active, not yet atrophic autoimmune gastritis, we analysed a maximum of four investigations per patient...