What abbreviation describes the anterior cruciate ligament?

The Anterior Cruciate Ligament is part of the connective tissue of the knee, that stabilizes and allows for range of motion, linking the femur and tibia. Tears to this ligament are the most common...

Not unless it is at the beginning of a sentence.

In the Knee

The knee.

One very common knee injury is a torn anterior cruciate ligament (ACL) that often occurs in athletic activity. The most common source of ACL injury is skiing.