Patients with pain next to the left navel, generally speaking, the common clinical causes are mainly the following: First, the sigmoid colon with a large amount of fecal stasis, the patient in a sudden change in position, the lengthy sigmoid colon can be twisted, thus causing intestinal ischemia and hypoxia, resulting in pain symptoms in the left navel. At this time, the patient can promote the reset of the sigmoid colon through low-pressure enema and manual massage to eliminate the feces in the colon, thus reducing the patient’s pain. Second, when the patient’s left ureter is embedded with a stone, it can also cause radioactive pain next to the left navel. At this time, the specific location of the stone can be clarified through urological ultrasound examination, and extracorporeal impact lithotripsy treatment can be performed as soon as possible, and the pain symptoms can be gradually relieved after the stone is discharged. Third, the patient’s left belly button is accompanied by soft tissue infection, which can also cause local pain, at this time, you can promote the absorption of inflammation through the external application of Ruyi Jinhuang cream and dynamic iodine gauze, so as to improve the patient’s pain symptoms.