Duodenal intraepithelial lymphocytosis in Helicobacter pylori gastritis: comparison before and after treatment

This study confirms previous reports of increased duodenal intraepithelial lymphocytes in patients with concurrentHelicobacter pylori gastritis. Intraepithelial lymphocyte counts of>  15 per villus or>  10 per 100 enterocytes were predictive of infection. Duodenal lymphocytosis decreases significantly after successful eradication therapy but remains elevated when treatment fails.
Source: Virchows Archiv - Category: Pathology Source Type: research