What are the basic symptoms of psoriasis

summary

Psoriasis is a terrible disease. My neighbors have psoriasis. They have a lot of skin rashes, and the treatment is difficult. Let's take a look at the basic symptoms of psoriasis.

What are the basic symptoms of psoriasis

First: psoriasis is the common name of psoriasis vulgaris, which is a relatively common chronic disease, characterized by skin lesions, and easy to relapse. Usually, psoriasis from the onset to the final regression roughly through three stages: progressive stage, quiescent stage and regression stage. The pathogenesis of psoriasis is closely related to genetic factors, immune factors, infection factors, endocrine factors, mental factors, living habits, drug factors and environmental factors.

Second: psoriasis is a polygenic genetic disease with the interaction of environmental factors, genetic factors and other factors. At the beginning of the disease, psoriasis is characterized by inflammatory red papules, the size of millet or mung bean, and then the lesions gradually expand and gradually fuse to form brownish red plaques. Psoriasis skin lesions and normal skin color boundary is clear, around the inflammatory red halo, infiltration in the base is more obvious.

Third: the surface of psoriasis will be covered with multiple layers of dry silver white scales or gray white scales. If the scales are gently scraped off, the light red and shiny translucent film will be exposed. If the film is scraped off again, small bleeding points (punctate bleeding phenomenon) will appear. Patients with psoriasis have the triad of white scales, shiny film and punctate bleeding, This is also an important feature in the diagnosis of psoriasis. The lesions of psoriasis are various in shape, such as drip, ring, band, coin, eczema, verruca, seborrheic dermatitis, map and so on.

matters needing attention

For psoriasis, we should pay attention to the change of temperature. It's better to stay in a gentle temperature. It can't be too hot or too cold. If the temperature changes greatly, it will make the patient itch.