What is psoriatic arthritis?
Psoriatic arthritis (PsA) is a chronic inflammatory disease that attacks both your skin and your joints. About the same number of men and women are diagnosed with psoriatic arthritis. Usually, the first signs of psoriatic arthritis appear between ages 30-50, although the disease can strike at any age.
- Up to 30% of people with psoriasis may develop psoriatic arthritis.
- Approximately 80% of people with psoriatic arthritis develop skin symptoms like red, flaky patches known as plaques before they develop joint symptoms.
- Joint pain may not appear until 10 years after psoriasis symptoms first appear.