valgus stress test


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Related to valgus stress test: varus stress test

valgus stress test

A test of ligament laxity, where a passive force is exerted on a joint that, in the presence of ligamentous insufficiency, would cause the medial joint space to open, e.g., medial collateral ligament of the knee and ulnar collateral ligament of the elbow.
See also: stress test
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The moving valgus stress test (FIGURE 3A-C) is done in an effort to recreate the flexion angles of the elbow during the late cocking and early acceleration phases of throwing.
The healthcare provider will perform a test called a valgus stress test.
To perform a valgus stress test, the hands do not change position; the internal rotation of the leg is released so that the leg lies in neutral, the knee is flexed to 20[degrees], and a valgus stress is imposed (Fig.