Helicobacter pylori (H. pylori), a gram-negative spiral-shaped bacterium, casts a significant health impact globally, affecting up to 50% of the population, with higher prevalence in developing nations. While often acquired in early childhood, the consequences of H. pylori infection, including chronic gastritis, peptic ulcers, lymphoma, and carcinoma, vary between adults and children. In this blog, we delve into the etiology, epidemiology, pathophysiology, histopathology, clinical pre...