FAQ - Psoriatic Arthritis FAQ - Psoriatic Arthritis

 If you have been diagnosed with Psoriasis, Psoriatic Arthritis or have a family history of these conditions, you may have a few questions about it. Here are answers to some of the commonly asked questions:

For most people, joint symptoms begin approximately 10 years after initial skin symptoms develop. However, this may not always be the case.1
Developing joint symptoms first is rare, but possible.

No, not all patients with Psoriasis develop Psoriatic Arthritis. Research has shown that upto 4 out of every 10 patients (40%) with Psoriasis develop Psoriatic Arthritis.2 This makes it essential for people diagnosed with Psoriasis to know their risk by taking the PEST test.

Psoriatic Arthritis can occur at any age, but is most commonly seen in adults between 40 to 60 years.4

It is therefore important to be watchful for any signs or symptoms of the disease, especially among those who are already diagnosed with Psoriasis or have a family history of the condition, since they have higher chances of developing Psoriatic Arthritis.

It is important to take the PEST test at least once a year to assess the risk of developing Psoriatic Arthritis.3

Yes, men are twice as likely to develop Psoriatic Arthritis.4

It is advisable for people with Psoriasis or a family history of the condition to take the PEST test and know their risk of developing Psoriatic Arthritis.

Swelling and stiffness in the joints, especially fingers and toes, is an early sign of Psoriatic Arthritis. Other signs include bumpy or dented nails, nails that fall off from the nail bed, pain in the back and inflammation or redness in the eyes.5

Know the risk, take the test.
Talk to a Dermatologist about Psoriatic Arthritis.


  1. National Psoriasis Foundation. About Psoriatic Arthritis. Available [Online] at: https://www.psoriasis.org/about-psoriatic-arthritis/ Accessed on 19 May 2021.
  2. Rech J, et al. Rheumatol Adv Pract 2020 Jul 10;4(2):rkaa033.
  3. Psoriasis Epidemiology Screening Tool (PEST). Available [Online] at URL: http://www.bad.org.uk/shared/get-file.ashx?id=1655&itemtype=document. Accessed on March 18, 2020.
  4. Liu J-T, et al. World J Orthop 2014 September 18;5(4):537-543.
  5. Healthline. 11 early signs of Psoriatic Arthritis. Available [Online] at: https://www.healthline.com/health/psoriatic-arthritis-early-signs . Accessed on 19 May 2021.
  6. Psoriatic Disease An Overview of Psoriasis and Psoriatic Arthritis. National Psoriasis Foundation – Patient Navigation Centre. Updated February 2021.