Mayo Clinic Care Network Content
Definitions

Psoriasis


Overview

Psoriasis is a skin condition. It's thought to be an immune system problem. Triggers include infections, stress, and cold.

Symptoms

It causes skin cells to build up, forming scales and itchy, dry patches.

Treatments

Treatments aim to stop skin cells from growing so quickly and remove scales. Topical ointments, light therapy, and medications can offer relief.