1. Pseudoaneurysm Formation from a Prominent Orthopaedic Implant by Jason C. Tank, Brian G. Reilly, Anthony J. Ventimiglia, and Scott D. Weiner JBJS Case Connect Volume 3(2):e57 June 12, 2013 ©2013 by The Journal of Bone and Joint Surgery, Inc.

2. Anteroposterior radiograph illustrating a healed femoral shaft fracture that had been successfully treated with a piriformis entry intramedullary nail with a long proximal interlocking screw (arrow). Jason C. Tank et al. JBJS Case Connect 2013;3:e57 ©2013 by The Journal of Bone and Joint Surgery, Inc.

3. Axial (left) and coronal (right) MRI images illustrating the complex circumscribed heterogeneous mass (white arrows) containing the cortical locking screw (red arrow). Jason C. Tank et al. JBJS Case Connect 2013;3:e57 ©2013 by The Journal of Bone and Joint Surgery, Inc.

4. The angiogram demonstrated an ovoid focus of radiopaque contrast abutting the prominent proximal locking screw near the medial cortex of the proximal femoral diaphysis. Jason C. Tank et al. JBJS Case Connect 2013;3:e57 ©2013 by The Journal of Bone and Joint Surgery, Inc.