What is lichen planus

summary

Skin diseases often appear in our lives. Lichen planus is a kind of erythema that will appear on our skin or hair follicles. A friend of mine has had such a disease. So, what is lichen planus? Let me introduce it to you.

What is lichen planus

First of all, lichen planus is a chronic inflammatory disease of unknown reason, which mainly appears in middle-aged people. After getting the disease, there will be red and swollen plaques on the skin. The condition is different, and the performance will be different.

Secondly, it is characterized by small, purplish red, polygonal flat papules with glossy surface and white reticular stripes (Wickham pattern). The rashes are mostly distributed on the flexed side of wrist and forearm, and on the back of hand, forearm, neck and sacrococcygeal region. It can form a new rash (homomorphic reaction) with linear distribution at the scratching site.

Finally, the patient felt pruritus, the rash can subside in a few months to a few years, some left pigmentation spots. Lichen planus can involve the mucous membrane, most often occurs in the oral cavity, showing white reticular fine lines with heavy buccal mucosa, erosion, ulcer, bullae, and burning sensation. Lichen planus of nail may occur in some patients, which is characterized by thickening, coarseness, unevenness and atrophy of the deck. The characteristic manifestation is pterygium of nail, which is the disappearance of the deck and the covering of the nail bed by the small nail skin.

matters needing attention

In the case of lichen planus disease, it is necessary to check and treat in time. At the same time, like other skin diseases, patients should pay attention to skin hygiene, at the same time, they should take care of their daily diet and eat more fresh fruits and vegetables.