Psoriasis

PsoriasisPsoriasis

By

T.SHIVAKUMAR

DefinitionDefinition

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.

IntroductionIntroduction

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.

ClassificationClassification

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

Nail psoriasisPiaque of psoriasis

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.

CauseGenetic 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.

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 therapyTropical treatmentPhoto therapy treatment Photo chemotherapySystemic treatmentAlternative therapy

Tropical TreatmentTropical Treatment

SunlightCorticosteroidsCalcipotrienceCoal tarMoisturizesBath solutionSalicylic acid

Phototheraphy TreatmentPhototheraphy Treatment

UVB photo therapyUVA (ultraviolet A (UVA)

Systemic TreatmentSystemic Treatment

MethotrexateCyclosporineHydroxyureaRetionoidsAntibiotics

ProngosisProngosis

Psoriasis is a lifelong condition. There is currently no cure but various treatments can help to control the symptoms.

EpidemiologyEpidemiology 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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