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Lancaster red green test

Pronunciation: lan'kas'ter

Definition: test to measure ocular deviations in various fields of gaze in adult patients with acquired strabismus and diplopia by placing a red filter over the right eye and a green filter over the left eye followed by alignment by the patient of a red or green light with light of opposite color projected by the examiner.

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

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