Atrophic gastritis is a common clinical chronic digestive disease with many causes, and it is commonly considered clinically to be a precancerous lesion. If there are changes of erosion on the mucosa of chronic atrophic gastritis, it indicates the presence of acute active inflammation, and this condition is still a benign lesion. However, if not actively treated and left untreated for a long time, it may lead to gastric bleeding or cancerous changes. In this case, you should go to a regular hospital as soon as possible and under the guidance of a doctor for standardized treatment, do not miss the time for treatment, otherwise there will be endless consequences.