Inflammation and pus in the fingers is usually seen in purulent dactylitis and nail fungus, which can be cured in about 2 weeks. Inflammation and purulence of the fingers are mostly caused by local skin injury infection, mostly seen in purulent dactylitis and nail fungus, which can be treated with effective antibiotics against the pathogenic bacteria, and the specific treatment method is related to the severity of the disease. If the degree of suppuration is more serious, accompanied by abscess formation, manifested by severe pain in the finger, elevated skin temperature and restricted activity, the location of the pus accumulation needs to be clarified by ultrasound examination, abscess incision and drainage under local anesthesia, filling with Vaseline gauze, and intravenous antibiotics. Patients can usually be cured in about 2 weeks with active treatment. During the treatment period, patients should prefer a light diet, avoiding spicy, oily, fatty and greasy foods, changing medication regularly after surgery, and avoiding water contact with the wound as much as possible to avoid infection.