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Bernstein test

Pronunciation: bern'sten

Definition: a test to establish that substernal pain is due to reflux esophagitis; performed by tubular instillation of a weak hydrochloric acid solution directly into the lower esophagus; symptoms disappear when the acid solution is replaced by normal saline.

Synonym(s): acid perfusion test

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.