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skin disease..


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Definition A Chronic (long lasting) skin disease characterized by scaling and inflammation. Scaling occurs when cells in the outer layer of skin reproduce faster than normal and pile upon the skin’s surface.

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Introduction Psoriasis is a chronic, autoimmune disease that appears on the skin. It occurs when the immune system sends out faulty signals speed up growth cycle of skin cells. The scaly patches commonly caused by psoriasis, called psoriatic plaques. Fingernails and toenails are frequently affected and can seen as an isolated symptom.


Classification Plaque psoriasis ( psoriasis vulgaris ) is the most common form of psoriasis. Nonpustular psoriasis Erythrodermic psoriasis involves the widespread inflammation of the skin. Pustular psoriasis Other Psoriasis Guttate psoriasis Nail psoriasis Psoriatic arthritis

Sings and symptoms:

Sings and symptoms Nail psoriasis Piaque of psoriasis

Quality of life:

Quality of life It shows affect health-related quality of life to an extent similar to the effects of other chronic as depression, myocardial infarction, hypertension congestive heart failure or type 2 Diabetes. Severity Psoriasis is usually graded as mild,moderate severe.

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Cause Genetic factors Many genes are associated with it. Most of them involve the immune system, particularly. the major histocompatibility complex  and T cells. Immunological factors In psoriasis, immune cells move from the dermis to the epidermis, where they stimulate skin cells to proliferate.

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Diagnosis A diagnosis of psoriasis is usually based on the appearance of the skin. There are no special blood tests or diagnostic procedures for psoriasis. Sometimes a skin biopsy, or scraping, may be needed to rule out other disorders and to confirm the diagnosis.

Management :

Management Cognitive behaviour therapy Tropical treatment Photo therapy treatment Photo chemotherapy Systemic treatment Alternative therapy

Tropical Treatment:

Tropical Treatment Sunlight Corticosteroids Calcipotrience Coal tar Moisturizes Bath solution Salicylic acid

Phototheraphy Treatment:

Phototheraphy Treatment UVB photo therapy UVA (ultraviolet A (UVA)

Systemic Treatment:

Systemic Treatment Methotrexate Cyclosporine Hydroxyurea Retionoids Antibiotics


Prongosis Psoriasis is a lifelong condition. There is currently no cure but various treatments can help to control the symptoms. Epidemiology Psoriasis affects both sexes equally and can occur at any age, although it most commonly appears for the first time between the ages of 15 and 25 years.

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