The Iliotibial (IT) band is a thick “band” of tissue that runs along the outside of the thigh from the pelvis to the outside top of the shinbone. This band is important to help stabilize the knee during activities. The IT band can become irritated during motion of the knee as it rubs back and forth over the end of the thigh bone or top part of your knee replacement. Continued irritation can lead to inflammation causing pain, tenderness, and swelling over the outside portion of your knee. Sometim
