• Vasculitis is a group of disorders where you have inflammation of your blood vessels.
• Vasculitis can cause a range of different symptoms depending on the type and the body part/s affected.
• If the vasculitis is from an infection it will usually improve when the underlying problem is treated.
• Vasculitis can also be from an autoimmune disorder — this needs treatment with medicines that act on your immune system.
• It is important to seek help right away if you think you have vasculitis, as early treatment can help prevent long-term damage.

These key facts are from healthdirect.gov.au (accessed 29 Jan 2025). Visit the healthdirect website for more information about vasculitis.

If your doctor suspects you have vasculitis, they may request one or more tests.

If you are diagnosed with vasculitis, some of these tests will be used to monitor and manage your condition.

Find information about specific tests:

• Full blood count
• C-reactive protein
• Complement
• Anti-neutrophil cytoplasmic antibody (ANCA)