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FAQ Frequently asked questions
What is psoriatic arthritis?
Psoriatic arthritis is a condition that causes inflammation of the joints, making them stiff, painful and swollen. It mostly occurs in people with psoriasis between the ages of 30 and 50, but can develop at any age. Symptoms vary from person to person and may …
Are there different types of psoriatic arthritis?
Psoriatic arthritis tends to fall into one of five main types depending on the location of symptoms. These subtypes are asymmetric arthritis, symmetric arthritis, spondylitis, distal interphalangeal predominant (DIP) and arthritis mutilans.
What is the connection between spondylitis and psoriatic arthritis?
Spondylitis is inflammation of the joints and discs in the spine, which can arise from psoriatic arthritis. It causes stiffness in the neck or lower back and difficulties with movement. The spondylitis subtype of psoriatic …
What are the symptoms of psoriatic arthritis?
Psoriatic arthritis generally develops about 10 years after psoriasis first appears. It may be mild and involve only a few joints, or may be severe and affect multiple joints, including those of the spine. The most common symptoms are pain and …
Does psoriasis always lead to psoriatic arthritis?
Some estimates suggest that no more than one in five people with psoriasis go on to develop psoriatic arthritis. However, some degree of joint damage may be present in up to two in five people within this group. In rare cases, it is also …
How does psoriatic arthritis occur?
Like psoriasis, psoriatic arthritis is an autoimmune disease, meaning that it is caused by the immune system acting against healthy cells. In psoriasis, the immune system attacks the skin cells, whereas in psoriatic arthritis the tendons and linings …
What complications can arise from psoriatic arthritis?
In rare cases, psoriatic arthritis may progress to its more serious subtype, known as arthritis mutilans. This condition causes the small bones in the hands to wear away over time, resulting in permanent deformity and disability. …
How is psoriatic arthritis diagnosed?
Your doctor will diagnose psoriatic arthritis by looking for swollen and painful joints and asking you about your personal and family medical history. The skin, nails and scalps will also be examined, particularly if underlying psoriasis is yet to be …
About this article
Author: Lauren Donley BSc (Hons)
First answered: 18 Sep 2014
Last reviewed: 19 May 2018
Rating: 4.3 out of 5
Votes: 1197 (Click smiley face below left to rate)
Category: Psoriatic arthritis