atrophic autoimmune pangastritis
References
Jevremovic D, Torbenson M, Murray JA, Burgart LJ, Abraham SC. Atrophic autoimmune pangastritis: A distinctive form of antral and fundic gastritis associated with systemic autoimmune disease. Am J Surg Pathol. 2006 Nov;30(11):1412-9. PMID: 17063082