Psoriasis is a common skin condition seen in a dermatologist’s office. It affects approximately 3% of the population. It usually consists of red bumps or patches on the skin with thick, silvery scaling that usually arises on prominent areas like the elbows or the knees. Psoriasis can also commonly affects the scalp and the umbilicus (belly button) but can come up in other areas such as the genitals, the hands or the feet. It is usually a lifelong condition that goes through periods of improvement and worsening. Treatments can include topical creams and ointments, ultraviolet treatments and oral or injectable medications.