What are the signs and symptoms of the disease?
Following are the five major types of psoriasis, each with its own
characteristic skin lesions:
erythrodermic psoriasis, which causes reddening and swelling of large areas
guttate psoriasis, which causes small skin lesions that look like drops of
inverse psoriasis, which causes smooth red lesions in the folds of the
plaque psoriasis, the most common type, which causes raised red skin
lesions that develop
pustular psoriasis, which forms blisters filled with thick white
Other symptoms of psoriasis are as follows:
crumbling or abnormal fingernails and toenails
thickening, cracking, and blistering of the palms or soles of the
The severity of symptoms may range from a mild cosmetic problem to
a disfiguring, disabling condition.