[Status of the duodenum in the early period of convalescence in viral hepatitis].

The results of study of the clinical picture of residual phenomena of virus hepatitis are presented as well as the data of intragastroduodenal pH-metry, gastric and duodenal endoscopy, morphological, histochemical and morphometric study of the duodenal biopsy specimens in 277 virus hepatitis convalescents. On the extensive material it has been proved that gastroduodenal system is actively involved in the pathological process during an early recovery period. The revealed changes have unidirectional pattern and reflect the preulcerous status.