Medial epicondyle of the femur

Medial epicondyle of the femur is shown in red on an anterior view of the right femur. Image courtesy of Wikimedia Commons.

The Medial Epicondyle of the Femur is a bony protrusion located on the medial side of the femur's distal end. It is one of the two epicondyles of the femur, the other being the lateral epicondyle. The medial epicondyle serves as an attachment site for several important structures in the knee joint.

Anatomy

The medial epicondyle is larger and more prominent than the lateral epicondyle. It is located on the lower end of the femur, just above the knee joint. The medial epicondyle is the point of attachment for the MCL, one of the four major ligaments of the knee.

Function

The primary function of the medial epicondyle is to provide a point of attachment for muscles and ligaments. The most significant of these is the MCL, which provides stability to the knee joint. The medial epicondyle also serves as a landmark for surgeons during knee surgeries.

Clinical Significance

Injuries to the medial epicondyle are relatively common, especially in athletes. These injuries can result from direct trauma, such as a fall or a blow to the knee, or from overuse, such as repetitive bending and straightening of the knee. Treatment for medial epicondyle injuries typically involves rest, physical therapy, and in some cases, surgery.

See Also

• Femur
• Medial collateral ligament
• Knee joint