Psoriatic Arthritis Health Quiz: Is it axial PsA or AS?

Axial psoriatic arthritis is sometimes confused with ankylosing spondylitis. What are the features that distinguish these conditions from each other? In this quiz, test your knowledge about this and other features of PsA.

Axial psoriatic arthritis is sometimes confused with ankylosing spondylitis. What are the features that distinguish these conditions from each other? In this quiz, test your knowledge about this and other features of PsA.