Rabota posvyashchena izucheniyu khronicheskogo gastrita u detey. Predstavlena struktura khronicheskikh gastritov, klinicheskaya, endoskopicheskaya i morfologicheskaya diagnostika, na osnove kotorykh razrabotana adaptirovannaya k Sidneyskoy rabochaya klassifikatsiya khronicheskikh gastritov u detey. Rassmatrivayutsya printsipy lecheniya raznykh tipov khronicheskogo gastrita. Bol"shoe vnimanie udelyaetsya roli gerpesvirusnykh infektsiy v formirovanii khronicheskogo gastrita u detey. Privodyatsya dannye immunologicheskikh narusheniy, voznikshikh v organizme rebenka pri vozdeystvii razlichnykh etiologicheskikh faktorov (Helicobacter pylori, virus Epshteyna – Barr i narusheniya motornoy funktsii zheludka i dvenadtsatiperstnoy kishki). Opisyvaetsya klinika, diagnostika i podkhody k lecheniyu autoimmunnogo gastrita u detey. Privedeny algoritmy diagnostiki i lecheniya raznykh tipov khronicheskogo gastrita u detey.