bursitis inflammation concept

bursitis trochanteric hip joint pelvis arthritis vector pain anatomy bursa bone human iliopsoas gluteus medius femur inflammation inflamed muscle osteoarthritis xray rheumatoid illustration cortisone bursectomy orthopedic rheumatology medical injury ache traumatology body injection deformity hurt scan ligament skeleton man rheumatologist shoulder scapula calcific subacromial acromioclavicular knee kneecap patella meniscus patellar