Atrophic gastritis erosions may cause belly pain back pain. Atrophic gastritis refers to a condition in which the epithelium of the gastric mucosa suffers repetitive injury resulting in atrophy of the intrinsic glands, with or without intestinal chemosis and/or Pseudopyloriadenosis, a chronic gastric disease. Helicobacter pylori infection is the main cause of atrophic gastritis, and duodenal reflux, chronic alcohol abuse, high salt diet, and the use of non-steroidal anti-inflammatory drugs such as aspirin can also lead to chronic atrophic gastritis. Atrophic gastritis is mainly manifested as non-specific dyspepsia, such as epigastric pain, abdominal distension, nausea, acid reflux, loss of appetite, etc., and some patients may also suffer from lethargy, anemia, and fatigue. When atrophic gastritis erosion, it can cause a certain degree of involving pain, not only abdominal pain, but also involving pain in the lower back. Atrophic Gastritis Celiac is recommended to seek timely medical treatment in order to clarify the diagnosis and carry out targeted treatment.