Medically reviewed by Stella Bard, MD Psoriatic arthritis (PsA) is a chronic (long-term) condition that includes symptoms of ...

showing inflammation in joints and tendons before damage appears on X-rays. Classification criteria developed by the Classification Criteria for Psoriatic Arthritis (CASPAR) help standardize ...

Discover the early warning signs of psoriatic arthritis that could prevent permanent joint damage, plus expert advice on treatment options and daily management.

A rheumatologist discusses how her understanding of chronic pain in PsA has evolved—and how it affects her approach to ...

This is a developing news story. Please check back soon for updates. Tremfya reduced signs and symptoms of psoriatic ...

Visible signs of psoriatic arthritis appear months and even years before a person develops the full-blown inflammatory joint ...