bursitis inflammation concept

bursitis trochanteric hip joint pelvis arthritis vector pain anatomy bursa bone human iliopsoas gluteus medius femur inflammation inflamed disease muscle osteoarthritis hospital xray rheumatoid illustration cortisone bursectomy cartilage problem orthopedic rheumatology osteoporosis diagram medical injury ache traumatology body fitness injection clinic surgery deformity hurt trauma treatment scan ligament system flat