Advance Online
The hands of a man with psoriatic arthritis on a wooden table, showing deformities in the fingers.
Advance Online

Psoriatic Arthritis or Rheumatoid Arthritis?

Dr. Cassandra Calabrese explains the similarities and differences between PsA and RA.

Stay in the Know

Expert tips, can’t-miss events, and the latest news, straight to your inbox.

National Health Council Standards of ExcellenceCharity NavigatorCommunity Health Charities logo

Copyright © 1996-2024 National Psoriasis Foundation/USA


Duplication, rebroadcast, republication, or other use of content appearing on this website is prohibited without written permission of the National Psoriasis Foundation (NPF).


NPF does not endorse or accept any responsibility for the content of external websites.


NPF does not endorse any specific treatments or medications for psoriasis and psoriatic arthritis.

We use cookies to offer you a better experience and analyze our site traffic. By continuing to use this website, you consent to the use of cookies in accordance with our Privacy Policy.