Wednesday, May 19, 2010

Psoriasis Symptoms Signs

Psoriasis Definition:-

Psoriasis is one of the most stubborn skin diseases. It is a chronic disease characterized by thick, red, silvery, scaled patches of skin. First appears at the age ranging from 15 to 30 years, although it may appear at any age. It is, however, rare in infancy and old age. Psoriasis is not contagious.

Psoriasis Signs:-

(1) Generally, the skin of the person suffering from psoriasis appears red and irritated and may be covered with bright silvery scales. Sometimes there is also a little itching.

(2) Areas usually involved are elbows, knees, and the skin behind the ears, trunk and scalp. The disease may also affect the underarm and genital areas.

(3) The lesions vary in size from minute papules only just visible, to sheets covering large parts of the body. Quite often, they are discs from 1.5 cm. to several centimeters in size. The lesions of psoriasis are always dry and rarely become infected.

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