Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector9622610.17816/kazmj96226Research ArticleDetection of Helicobacter pylori in diseases of the gastrointestinal tract in the oral organs in childrenUrazovR. Z.info@eco-vector.comShamsutdinovN. Sh.info@eco-vector.com1501200081127281201202212012022Copyright © 2022, Eco-Vector2022<p>The role of Helicobacter pylori in the development of the diseases of digestive organs is considered. The possibility of colonizing these microorganisms of the mucous membrane of oral cavity organs in children with gastroduodenal pathology is studied. The immunohistochemical method made it possible to detect Helicobacter pylori not only in dental deposit and saliva but also on the mucous membrane of oral cavity organs, on the tongue surface and gingivital margin.</p>Kazan Medical archiveКазанский медицинский архив