Prevents the anterior tibial translation (change in position) and rotation loads both medial and lateral.
Where is it?
The ACL crosses infront of the knee as you can see in the diagrams.
ACL injury is a common for athletes. Usually seen in sports where pivoting is required when foot is planted on the ground, netball, football, basketball, soccer and downhill skiing and with deceleration and jumping.
Injuries and be major tears or complete tear to a mild sprain or tear.
ACL injury can present as an audible pop or crack, feeling unstable with significant swelling, knee gives away on twisting and tenderness at the medial side of the knee.
Test that can be performed to diagnose ACL injury is the Lachman test and Pivot shift.
What to do if you think you are injured