tarry cyst

tarry cyst definition - medical

tar·ry cyst (tärˈē)

noun
A cyst or collection of old blood that has a black appearance and is usually caused by endometriosis.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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