Nikolas
Created page with "Infection by H. pylori causes H. pylori gastritis, sometimes called B (bacterial) gastritis or environmental metaplastic atrophic gastritis (EMAG). This is a form of chronic atrophic gastritis and present in a whopping 2/3 of the population worldwide. The prevalence is decreasing due to sanitation and antibiotics, but it is still 90% in developing countries. While the infection usually occurs in childhood in developing countries, it usually occurs in adulthood in industr..."