Most of the symptoms of pain in the right side of the navel 3-5cm are considered to be caused by intestinal system diseases, common types of diseases include intestinal tuberculosis, ulcerative colitis, appendiceal polyps, etc., because this area is a concentrated area of the human body’s ascending colon, cecum, appendix and other intestinal system tissues, local organs under the influence of inflammatory or tumoral lesions, which can lead to compression, irritation or ulceration of the surrounding normal tissue, injury phenomenon. The sympathetic nerves in the affected area are stimulated by the contact and traction of gastrointestinal fluids, metabolites and other substances, resulting in persistent pain in the abdomen. In addition, most patients with this condition have complications such as diarrhea and loose stools. However, since other systems and tissues such as the reproductive system, vascular system, and urinary system are also present in this area, the possibility of other systemic diseases such as tubal inflammation, abdominal aortic aneurysm, and kidney stones cannot be ruled out.