Lateral Collateral Ligament Laxity

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Any medical information in this material is intended to inform and educate and is not a tool for self-diagnosis or a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional. Please speak to your physician if you have questions about your medical condition.

CC: BY-NC University of Michigan Family Medicine Residency Program. This material is licensed under a Creative Commons Attribution - Noncommercial 3.0 License http://creativecommons.org/licenses/by-nc/3.0/.

(English captions by Trisha Paul from the University of Michigan)

Lateral collateral ligament stability can
also be tested at zero degrees and

thirty degrees of flexion

by applying a varus force to the knee.

Laxity indicates a partial or
complete ligamentous tear.