Shock Wave Therapy for Lateral Hip Pain, Caused by Tendon Pathology

Inclusion Criteria: * duration of lateral hip pain of six weeks or longer, * normal passive hip range of movement (ROM), * sonographic evidence of gluteal tendinopathy at their insertional site at the greater trochanter Exclusion Criteria: * general contraindication to extracorporeal shock wave therapy (pacemaker, pregnancy, bleeding disorders or anticoagulant drug usage, cancer in the focal area), * history of rheumatologic disease, * previous fractures or surgery in the affected limb, * full thickness tear of the gluteal tendons, * osteoarthritis of the hip (with ROM limitation), * clinical signs of lumbar radiculopathy, * corticosteroid injections or other conservative therapies (except pharmacological pain treatments) since the onset of the current pain episode.