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Related to traction diverticulum: epiphrenic diverticulum, pulsion diverticulum, Zenker diverticulum
traction diverticulum[′trak·shən ‚dī·vər′tik·yə·ləm]
A circumscribed sacculation, usually of the esophagus, with bulging of the full thickness of the wall; caused by the pull of adhesions arising from adjacent organs.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.