Incidence of Helicobacter pylori associated gastritis in the urban population from India.

Endoscopic gastric biopsies from 109 patients showing chronic active gastritis on histology were analysed to detect Helicobacter pylori by Gimenez technique. Incidence of H. pylori positivity was found to be 50.4%. The organisms were detected mainly above the epithelial surface and in the crypts. All the patients were residents from Bombay or its suburbs.