Treatment:

Corticosteroids (given in low doses) or other drugs that suppress the immune system may reduce inflammation of the blood vessels.

Expectations (prognosis):

The outcome varies with the location of the vasculitis and the severity of tissue damage.

Complications:

• Permanent damage to the structure or function of the affected area
• Secondary infections of necrotic tissues

Calling your health care provider:

Call your health care provider if symptoms of necrotizing vasculitis develop.

Emergency symptoms include weakness, swallowing difficulty, speech problems, changes in pupil size, and loss of function of an arm or leg or other body part.