<unk>  is inflammation of a bursa (synovial sac) lying between<unk>  muscle and hip joint, lateral to femoral vessels. Pain is experienced over the same area and made worse by extension of hip joint.
Iliopsoas bursitis
Greater trochanteric pain syndrome
Retrocalcaneal bursitis
Femoroacetabular impingement
Shoulder arthritis
Patellofemoral pain syndrome
Facet syndrome
Anterior compartment syndrome