White skin on the lips may be caused by physiological factors, actinic lipitis, lichen planus and other diseases, according to the symptoms of specific analysis.
1. Physiological factors: winter cold and dry or skin dehydration, can lead to cracked lips, white skin; drink more water, lips can be relieved by moisturizing.
2. Photochemical lipitis: this disease is caused by excessive ultraviolet radiation. It is characterized by dryness and desquamation, congestion and swelling, cracking, and vasodilatation. The red part of the lips constantly appear gray-white chaff-like scales, less itching and crusting. For a long time, the skin around the mouth can be decolorized, or have gray-white keratinized streaks and swelling.
3. Lichen planus: Lichen planus occurs on the lips, manifested as gray-white stripes, reticulate or dendritic, the surface is smooth, and there can be pigmented spots over time. In severe cases, there may be congestion and edema, erosion and oozing and thin scabs, resulting in white skin on the lips.
There may be other reasons for the white skin on the lips, it is recommended to consult a doctor for a clear diagnosis and treatment to avoid delays in the condition.