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Arkansas Children's

Arkansas Children's
800 Marshall Street
Little Rock, AR 72202-359
www.archildrens.org


What's a Cyst?

Cyst

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A cyst is a sac that is filled with air, liquid, or pus. Cysts can happen in different parts of the body. They can get infected and then hurt or swell. Some kids who have acne may have cysts in their skin.