Guttate psoriasis is a skin condition in which small, red, and scaly teardrop-shaped spots appear on the arms, legs, and middle of the body. Guttate means "drop" in Latin.
See also: Psoriasis
Guttate psoriasis is a relatively uncommon form of psoriasis. It is usually seen in patients younger than 30. The condition often develops very suddenly, usually after an infection, most notably strep throat. Guttate psoriasis is not contagious, which means it cannot spread to other people.
Psoriasis seems to be passed down through families. Doctors think it probably occurs when the body's immune system mistakes healthy cells for harmful substances. See: Inflammatory response
In addition to strep throat, the following may trigger an attack of guttate psoriasis:
In general, psoriasis may be severe in persons who have a weakened immune system. This may include persons who have:
Psoriasis and Other Papulosquamous Diseases. In: Habif TP, ed. Clinical Dermatology. 5th ed. Philadelphia, Pa: Mosby Elsevier; 2009: chap 8.
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