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Lachman test

Pronunciation: lok'man

Definition: a maneuver to detect deficiency of the anterior cruciate ligament; with the knee flexed 20–30°, the tibia is displaced anteriorly relative to the femur; a soft endpoint or greater than 4 mm of displacement is positive (abnormal).

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

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