Occasional vague pain on the right side of the waist can be caused by the following reasons: first, dermatome neuritis, when there is chronic inflammation of the dermatome nerve on one side of the waist, there can be vague pain in the waist, and it can also be radiating pain, which should be diagnosed by early physical examination and early nerve nutrition and physical therapy. Second, herpes zoster, in the early stage of herpes zoster can have hidden pain on one side of the waist, after 1-2 weeks of incubation period there is a herpes, then to the dermatology department for early diagnosis and treatment. Third, intercostal neuralgia, patients with intercostal neuralgia can have hidden pain in one side of the lumbar intercostal nerve, which should be diagnosed by early physical examination, early nerve nutrition and closure treatment. Fourth, kidney disease, when there is inflammation and tumor in the kidney, there can be hidden pain on one side of the waist in the early stage, which can be accompanied by slight hematuria and proteinuria, then we should check the ultrasound, CT and urine test of the kidney for diagnosis.