When there is pus at the earlobe, yellowish-white pus locally, and redness and swelling around the wound, local soft tissue infection should be considered, which requires regular treatment of the wound, as follows: 1, the culture of secretions can be done to check the type of bacteria, and then do the drug sensitivity test, according to the drug sensitivity results, choose sensitive topical drugs or antibiotics, if there is fever, increased white blood cells, and increased C-reactive protein, you can choose sensitive antibiotics intravenously according to the drug sensitivity If there is fever, high leukocytes, high C-reactive protein, you can choose sensitive antibiotics for intravenous application according to the results of drug sensitivity; 2. Local wounds need to strengthen the change of medication, you can disinfect the wound with iodophor, remove pus and necrotic tissue, and then use antibacterial ointment to dress the change of medication, fully drain necrotic tissue and pus, control infection and promote wound healing.