Psoriasis can occur at any age, but there are two periods of maximum expression: in childhood / early adulthood (early onset psoriasis) and after age 40 (late onset). There is strong evidence for a genetic predisposition for a manifestation of psoriasis, especially during childhood is estimated that 71% of patients who develop psoriasis during childhood have a positive family history the point of occurrence and morphology of lesions.
The presence and distribution of psoriatic plaques varies widely: some have only a psoriatic plaque in a specific part of the body, while others suffer from psoriasis all over his body.
What causes psoriasis?
At present the cause of psoriasis remains unclear. But most researchers agree that the immune system mistakenly triggered psoriasis patient, causing an increase in the growth of skin cells. They mature in the normal skin in 28-30 days while in psoriatic skin in 3-4 days. In this process involved special cells (T and B lymphocytes) and substances (cytokines). Result of above is the presence of characteristic lesions in the gills.
The impairment is a chronic form, appears repeatedly or intensity ranging from small individual spots on the skin to fully cover the entire skin tissue. Often affects the fingernails of the hands and feet (psoriatic nail dystrophy) - this may be the only symptom a few times. Psoriasis can also cause inflammation of the joints, known as Psoriatic Arthritis. Approximately ten to fifteen percent of people who have psoriasis have some time and psoriatic arthritis.
What are the symptoms of psoriasis;
Psoriasis presents a variety of images. All psoriatic lesions exhibit, to varying degrees, three main features: • Scaling • Fattening (filtration) • Inflammation (redness)
The classical symmetry, the silvery scales, the vivid red-purple color, allowing easy differential diagnosis of psoriasis from other skin diseases in most cases.
Areas commonly affected are those with thicker skin such as the scalp, elbows, knees, the sacred area, the dorsal surface of the joints of mesodaktylikon cheiron. An and psoriasis is considered as non-itchy skin condition, the majority of patients quickly displays the habit of chips, resulting in a significant increase in thickness psoriatic plaques. Similarly, the daily injury may affect the damages in areas such as hands and feet.
How is psoriasis diagnosed?
There are no specific tests to diagnose disease, blood test, etc. The dermatologist usually after careful clinical examination results in the diagnosis of skin disease. Sometimes it requires histological examination (skin biopsy) to confirm the diagnosis.
Psoriasis is associated with other diseases?
Psoriatic arthritis is a specific type of arthritis diagnosed in 20% of patients with psoriasis of the skin. Psoriatic arthritis is similar to RA, but is softer. The skin around the inflamed joints is suffering and moderately hard. Found in the joints of the fingers and can be challenged in lower spine, knees and ankles. In severe form, causes non-reversible damage to the joints and disability.
What affects my everyday life as psoriasis?
Patients with psoriasis in the majority have no functional problem. The severity of disease is calculated according to the effects of both physical activity and emotional state of patients. The ignorance of the general public about the nature of the disease may make social interactions of psoriatic difficult, which would prodiethete emotional reactions to the event - type - anxiety, anger, shame and depression. When the lesions are located in visible areas of the body may arise and difficulties at work - Employment of patients.
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