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vasculitis

Inflammation of blood vessels.

vas-kyuh-LY-tis noun

Word parts

vascul blood vessel-itis inflammation

What it means

A group of conditions in which the immune system attacks blood vessel walls. The walls can thicken, weaken or narrow, cutting down blood flow to the organs they feed. It can affect small or large vessels and one organ or many. Examples include giant cell arteritis and Kawasaki disease in children.

At a glance

Spanishvasculitis

Related terms

-itis

A word ending that means inflammation.

inflammation

The body's protective response to injury or infection, with redness, heat, swelling, pain and sometimes loss of function.

lupus

Systemic lupus erythematosus: a long-term autoimmune disease in which the immune system attacks the body's own tissues.

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