The hand was scalded by fire, broken skin, how to do

The patient's hand was scalded by fire and skin was broken. It was considered to be second or third degree scald. It was necessary to go to hospital for disinfection treatment as soon as possible, and apply burn ointment and other drugs for external use. The patient with severe scald developed obvious swelling of local tissues and subcutaneous effusion symptoms, and subcutaneous effusion drainage was required for treatment.