Author

D. N. Andreev

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Review Open access Sep 2026

Hepatic sarcoidosis: Current state of the problem

Sarcoidosis is a systemic inflammatory disorder of unknown etiology characterized by the formation of non-caseating epithelioid cell granulomas and multisystem organ damage, which arise from an aberrant primarily Th1/Th17-mediated immune response in genetically predisposed individuals. Among the organs involved in extr...

D. N. Andreev, F. S. Sokolov, D. Dicheva et al. · Meditsinskiy sovet = Medical... · 0 citations

Open access Sep 2026

Gastroesophageal reflux disease – functional dyspepsia overlap: From pathophysiological mechanisms to therapeutic strategy

The article addresses an urgent challenge of gastroesophageal reflux disease functional dyspepsia overlap. Studies reported a high prevalence rate of this phenomenon (up to 41% of patients with gastroesophageal reflux disease), which is associated with decreased quality of life and refractoriness against conventional t...

D. N. Andreev, M. A. Ovsepian, E. Barkalova et al. · Meditsinskiy sovet = Medical... · 0 citations

Open access Aug 2026

Serological markers as predictors of the severity of gastric mucosal atrophy in autoimmune and H. pylori-associated gastritis

Background: The data on the role of serum pepsinogens in detecting atrophic gastritis are conflicting.Оbjective: To evaluate the accuracy of pepsinogen (PG) I and pepsinogen II for the detection and staging of atrophy.Materials and methods: 237 patients (56 men and 181 women) were examined. All respondents underwent a...

M. Chebotareva, K. Nikolskaya, D. N. Andreev et al. · Caucasian Medical Journal · 0 citations