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Keloid Scar

By , About.com Guide

Updated: March 25, 2008

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Definition: Overgrowth of scar tissue at the site of a healed skin injury.

In contrast to a hypertrophic scar, which remains within the boundaries of the original injury, a keloid may grow beyond those boundaries. While hypertrophic scars typically regress over time, keloids generally do not.

Pronunciation: KEE-loyd
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