http://www.niams.nih.gov/Health%5FInfo/Psoriasis/default.asp
National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health
This consumer health information fact sheet contains general information about psoriasis. The fact sheet includes a description of symptoms, causes, diagnosis, specific types of psoriasis, and treatment. It also highlights current research efforts supported by NIAMS. Resources where you can get additional information and support services are also given.