More than 125 million people worldwide suffer from this disease.
Psoriasis is an autoimmune disease that causes appear, scaly red patches on the skin.
1. Causes of psoriasis.
Currently no exact causes of this disease are known, but it is known that the immune system and genetics play an important role in its development.
The skin cells in people with psoriasis grow at an abnormally fast rate.
Skin cells from the affected areas reproduce every three to six days instead of every 28 days (which is how do the cells of a person without psoriasis). This causes the accumulation of psoriatic lesions, which are characterized by redness, and thickened skin squamous plates.
2. How is psoriasis diagnosed.
There is no blood test or special tools to diagnose psoriasis. The diagnosis is mainly based on the examination of the affected skin, and sometimes can be biopsied and examined under a microscope. The skin of psoriasis is inflamed thicker compared to skin eczema.
3. Appears in both men and women.
4. It occurs in all racial groups.
But at variable rates: about 1.9% of African Americans have psoriasis, compared with 3.6% of Caucasians.
5. It can occur at any age.
But it usually does for the first time between 15 and 35 years.
6. Psoriasis is not contagious.
Although if hereditary.
7. It usually affects the outside of the elbows, knees and scalp.
Although it may also occur in other areas of the body.
8. There are several types.
Plates, drops (guttata), inverse, erythrodermic, pustular and nail
9. It can be associated with other diseases.
People with psoriasis may have a higher prevalence of diabetes, psoriatic arthritis, cardiovascular risk and depression.
10. You have no cure.
But there are treatments that help control the symptoms and make patients’ lives easier.