What is the basic knowledge of psoriasis symptom diagnosis

summary

Many people say that psoriasis is a particularly stubborn skin disease, but it is true. Since I got psoriasis, my immunity and resistance have also decreased a lot. Skin will appear scales and red rash, next I will tell you the basic knowledge of psoriasis symptoms diagnosis.

What is the basic knowledge of psoriasis symptom diagnosis

First: psoriasis is a common chronic inflammatory skin disease with characteristic skin lesions and easy to relapse. At the beginning, it was an inflammatory red papule, about the size of millet to mung bean, and then gradually expanded or fused into a brownish red plaque with clear boundary, inflammatory halo around, obvious basal infiltration, and covered with multiple layers of dry gray or silver white scales. Gently scrape off the surface scales, gradually exposing a layer of light red shiny translucent film, called film phenomenon.

Second: scrape off the film again, and there will be small bleeding points, which is called punctate bleeding. White scale, shiny film and punctate hemorrhage are the important characteristics of psoriasis diagnosis, which is called triad. Skin lesions: drip, coin, map, ring, band, generalized, seborrheic dermatitis, eczema, oyster shell, lichen planus, chronic hypertrophic, verrucous, etc.

Third: the scalp, limbs extended side more common, symmetrical distribution; finger (toe) nail and mucosa can also be invaded, a few can be seen in the armpit and inguinal fold, palmoplantar rarely occur. Chronic course of disease, recurrent. Most patients were heavy in winter and light in summer, and a few patients were heavy in summer and light in winter. New skin rash appears constantly, old skin rash expands constantly, scales are thick, inflammation is obvious, itching is obvious, skin sensitivity is increased, homomorphic reaction can appear.

matters needing attention

If the patient's skin appears abnormal or ecdysis, scaling, it is necessary to pay attention to, it is likely to be suffering from psoriasis this skin disease, in addition, when the patient's body rash also pay attention to. The best way to avoid psoriasis is to pay attention to personal hygiene.