Conventional thought on ACL injury mechanism challenged

Ortho Super Site reports:

Evidence presented at the Orthopaedic Research Society 2012 Annual Meeting has demonstrated the mechanism that causes ACL injury may involve a combination of factors, rather than a single factor.

“Is it just anterior translation that strains and tears the ACL? Is it just knee abduction or that inward motion that tears the ACL? Is it just internal rotation that tears the ACL? Our study demonstrates that each one of these factors can strain the ACL,” study author Timothy E. Hewett, PhD, FACSM, stated in an Orthopaedic Research Society news release.

“But it is the combination of anterior translation, abduction and internal rotation that likely ruptures the ACL,” he added.

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