The dreaded ACL tear is one injury many skiers are familiar with. ¬†If you’re not suffered it yourself you probably know someone, or have heard of someone who has. ¬†Even after ACL reconstruction, some patients still find an element of instability in their knee, where there’s an element of ‘pivot shift’ or it just gives way. At¬†University Hospitals Leuven,¬†Dr Steven Claes and Professor Dr Johan Bellemans have been conducting research into ACL injuries and have identified the existence of an additional ligament in the¬†anterior of the knee. ¬†The existence of this ligament has been discussed as far back as 1879 by a French surgeon with the name of¬†Segond.

Claes and Bellemans confirmed the existance of the¬†anterolateral ligament (ALL) in 97% of the cadavers they studied and further research showed that this continued instabililty or ‘pivot shift’ was caused when there was an injury to the ALL

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