, I am sharing an article with you that might be helpful:
https://psoriatic-arthritis.com/answers/psoriatic-ankylosing-spondylitis and this is another great one from our editorial team:
https://psoriatic-arthritis.com/living/spondylitis-flare-up
These touch in psa and Ankylosing spondylitis. I am not 100% sure if it is the same, as I am not a medical professional, I hope that this will shed some light for you.
Did you recently get this diagnosis?
Warmly,
Clair ( Team Member)