Psoriasis: Tests
A chronic disease of the skin marked by red patches covered with white scales.
Part of: Psoriasis
About Diagnosing Psoriasis
Occasionally, doctors may find it difficult to diagnose psoriasis, because it often looks like other skin diseases. It may be necessary to confirm a diagnosis by examining a small skin sample under a microscope.
There are several forms of psoriasis. Some of these include:
NIH – National Institute of Arthritis and Musculoskeletal and Skin Diseases