"Iliopsoas bursitis can occur primarily, e.g. overuse, secondary to a snapping iliopsoas tendon, post-hip arthroplasty. The iliopsoas bursa frequently communicates with the hip joint and intra-articular pathology (e.g. osteoarthritis, rheumatoid arthritis) can result in an iliopsoas bursitis 1,2."
"may be superior to other modalities in showing a septations 5."