Illiotibial (IT) band syndrome is inflammation and pain on the outer side of the knee. The IT band is a layer of connective tissue. It begins at a muscle near the outer side of your hip, travels down the outer side of your thigh, crosses the outer side of your knee, and attaches to the outer side of your upper shin bone.
IT band syndrome occurs when this band repeatedly rubs over the bump of the thigh bone near the knee, causing the band to be irritated. This most often occurs in running. IT band syndrome can be a result of:
The main symptom of IT band syndrome is pain along the outer side of the knee.
Your doctor will examine your knee and find tenderness where the band passes over the bump on the outer side of your knee. Your IT band may also be found to be tight.
Treatment for IT band syndrome may include the following:
Information obtained from The Sports Medicine Patient Advisor by Pierre Rouzier, MD