1Department of Diagnostic and Interventional Radiology, University Hospitals of North
Midlands NHS Trust, Stoke on Trent, United Kingdom
2Department of Diagnostic and Interventional Radiology, Kasr Al-Ainy Faculty of Medicine, Cairo University, Cairo, Egypt
3Department of Musculoskeletal Pathology, The Royal Orthopaedic Hospital NHS Foundation Trust, Robert Aitken Institute for Clinical Research (Level 3), University of Birmingham, Birmingham, United Kingdom