Patient: Description (onset time, main symptoms, hospital visited, etc.): more than a month toe nail groove redness and pain temporarily no purulent secretions complex dian disinfection how to treat with soap or soap scrubbing nail groove good when can be good nail groove infection is a common disease in our surgical clinic, mostly due to small wound infection caused by manicure nail, early infection (not pus) should keep the local dry, wear loose slippers or The nail can be soaked with iodophor once in the morning and once in the evening (remember to soak it, disinfection is not effective) for 5-10 minutes each time, apply Bactrim locally several times during the day, and take anti-inflammatory drugs orally for 3-5 days. In about 60% of patients, the swelling and pain can subside in 5-7 days. If it does not subside and a thick local fluid forms, the wound must be incised and drained, and the wound changed daily.