The Lever Sign Test, also known as the Lelli Test, is a clinical examination used to assess the integrity of the anterior cruciate ligament (ACL) by observing the movement of the lower leg when pressure is applied to the thigh.
Lever Sign Test
Discover the Lever Sign Test for ACL injury assessment. Learn how to conduct the test and interpret results with our comprehensive guide and free template.
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Lever Sign Test Template
Commonly asked questions
The Lever Sign Test is a clinical test specifically designed to diagnose injuries to the anterior cruciate ligament (ACL) by testing the knee's mechanical response to certain manipulations. It helps identify an intact ACL.
A 2017 study by Mulligan and colleagues at the Mayo Clinic found the Lever Sign Test had only 63% sensitivity and 90% specificity for detecting ACL injury.
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