Symptoms of Psoriasis

There are several types of psoriasis. Each type of psoriasis has its own unique symptoms. These unique symptoms will help the doctor determine which type of psoriasis is present.
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The following is a brief outline of each type of psoriasis and a description of the accompanying signs and symptoms.
Plaque psoriasis is the most common form. It is named for the “plaques,” or lesions, that are characteristic of this type of psoriasis. Plaques tend to be stable and slow growing, and they may remain unchanged for long periods of time.
Signs and symptoms include:
Guttate psoriasis is most often triggered by bacterial infections, such as streptococcus ( strep throat ), and is most common in childhood or young adulthood.
Signs and symptoms include:
Most commonly found in skin fold areas of the body, such as the armpits, groin, under the breasts, and genital areas. This type of psoriasis is also known as flexural psoriasis.
Signs and symptoms include:
This is the least common form of the disease. It can be triggered by severe sunburn, use of certain drugs, or abrupt withdrawal of oral steroids.
Signs and symptoms include:
This form of psoriasis may be triggered by medication, emotional stress, infections, abrupt withdrawal of systemic steroids, or exposure to certain chemicals. It is a more rare form of psoriasis.
Signs and symptoms include:
Nail findings may include:


About Psoriasis. National Psoriasis Foundation website. Available at: Accessed February 25, 2013.

Psoriasis. American Academy of Dermatology website. Available at: Accessed February 25, 2013.

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