1. Volume 5, Issue 3, Pages 276-278 (September 2019)
Intraoperative external iliac venogram and intravenous ultrasound to assist retrieval of intrapelvic acetabular screw 
Alex Lopyan, MD, Justin Fernicola, MD, Alexander Willis, MD, Kevin Lopyan, MD, David Chalnick, MD 
Arthroplasty Today 
Volume 5, Issue 3, Pages (September 2019)
DOI: /j.artd
Copyright © 2019 The Authors Terms and Conditions

2. Figure 1
Anteroposterior (AP) (a) and lateral (b) radiographs prior to revision surgery showing screws protruding beyond the pelvic bone.
Arthroplasty Today 2019 5, DOI: ( /j.artd )
Copyright © 2019 The Authors Terms and Conditions

3. Figure 2
Pre-revision venogram demonstrating obstruction of contrast flow.
Arthroplasty Today 2019 5, DOI: ( /j.artd )
Copyright © 2019 The Authors Terms and Conditions

4. Figure 3
Venogram after screw removal demonstrating lack of extravasation.
Arthroplasty Today 2019 5, DOI: ( /j.artd )
Copyright © 2019 The Authors Terms and Conditions