A radiating pain down the outside of your thigh may indicate a case of trochanteric bursitis, the most common form of hip bursitis. It occurs when the bursa located over the point of the hip known as the greater trochanter becomes inflamed. A bursa is a small, fluid-filled sac that protects tendons and helps reduce friction between the bone and...
The gluteus medius originates on the outer surface of the ilium bone and runs to the greater trochanter of the femur. This muscle acts to stabilize the pelvis when standing on one leg and during walking. The gluteus medius is also a primary abductor of the hip. Its anterior fibers act to synergize flexing and internally rotating the flexed hip; its more posterior fibers synergize extending and externally rotating the extended hip.
Greater trochanter - Wikipedia, the free encyclopedia