Chronic labyrinthitis can be divided into chronic desquamative labyrinthitis and chronic erosive labyrinthitis. Chronic desquamative labyrinthitis is mainly characterized by desquamation of the lips and chronic erosive labyrinthitis is mainly characterized by oozing and erosion of the lips. Chronic labiitis can be divided into chronic desquamative labiitis, which is mainly flaking, and chronic erosive labiitis, which is mainly exudation and erosion, according to the characteristics of clinical manifestations. 1. Chronic desquamative labiitis: mostly seen in young women, both upper and lower lips may occur, but the lower lip is heavier. It is usually characterized by recurrent dryness, flaking, swelling and itching, burning pain, and oozing and crusting on the lips. 2. Chronic erosive labiitis: mainly manifested as repeated erosion of the red part of the upper and lower lips, oozing obviously, crust peeling. Symptoms can be recurrent, sometimes mild and sometimes severe. When the relevant symptoms appear, you should consult the doctor in time, under the guidance of the doctor for treatment.