What Causes
Psoriatic Arthritis (PsA)?

The root cause of PsA is unknown

In people living with PsA, the immune system is triggered and becomes overactive, attacking healthy cells and tissues. This overactive response can cause inflammation in the joints. So, what causes inflammation? There’s no single answer but genes and external triggers can play a role.

Possible PsA Triggers:

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Family history of the

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Genes and external triggers vary from person to person. What may cause your PsA to become active can be different from someone else. That’s why it’s important to talk to your doctor about your family’s health history and take note of what tends to make your PsA symptoms worse.