The kneecap (patella) lies in a groove (known as the trochlea) on the lower end of the thigh bone (the femur). If this groove is shallow or uneven the kneecap can slide off during movement of the knee ...
Hip impingement syndrome is caused by unwanted contact between abnormally shaped parts of the head of the thigh bone and the hip socket. This results in limited hip movement and pain. The aim of ...