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90s Slang You Should Know

annular ring

annular ring in Medicine

annular ring n.
An opaque area appearing in radiographs of the lung and indicating a cavity of tuberculosis. Also called pleural ring.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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