Auricular perichondritis should be called auricle pseudocyst, which is mostly caused by trauma, but the history of trauma in many patients is not obvious. At present, there is no special treatment, generally anti-inflammatory, and local physical therapy can be given. Some people use puncture aspiration and then pressure dressing (pressure with gypsum), some puncture aspiration and then injection of iodine, and some injection of dexamethasone. In short, there is no special treatment. Finally, surgery. This disease is not terrible, but it is afraid of complicated auricle cartilage inflammation, which will be more troublesome and cause auricle deformation.