The pain and discomfort in the spine of the underwear buckle is considered to belong to the thoracic spine, which may be the presence of thoracic tuberculosis, degenerative osteoarthritis of the thoracic spine, and other thoracic spine pathologies, such as tumors and other conditions. You can go to the orthopedic department to see a doctor in time, the doctor combined with the preliminary analysis of physical examination, routine improvement of local X-ray examination to understand the local spine has no obvious abnormalities, if necessary, CT or magnetic resonance examination to help determine the condition. If the pain is obvious, you can use painkillers, such as meloxicam tablets for pain relief; if it is a local degenerative degeneration of the thoracic spine, it can be treated with creams, such as pain relief creams; if it is local tuberculosis, anti-tuberculosis treatment is needed, and in severe cases, surgery is required; if it is a local tumor, surgery is generally required.