Treatment of psoriasis can be challenging and should be overseen by a dermatologist. Various preparations are used, including coal tar and salicylic acid. Steroids are used, but with caution. Avoidance of trauma to the skin is important because of the Koebner phenomenon mentioned above. The outlook is best for children with limited disease.
Psoriasis is characterized by a waxing and waning course.
If it is present during adolescence, it is a lifelong disease. A type of arthritis related to the psoriasis may develop in later years as a complication.