1. Is a single preoperative duplex scan sufficient for planning bilateral carotid endarterectomy? 
Ahmed M. Abou-Zamzam, MD, Gregory L. Moneta, MD, James M. Edwards, MD, Richard A. Yeager, MD, Lloyd M. Taylor, MD, John M. Porter, MD 
Journal of Vascular Surgery 
Volume 31, Issue 2, Pages (February 2000)
DOI: /S (00)
Copyright © 2000 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2. Fig. 1
Preoperative PSV of the 30 patients who remained in the 60% to 99% category (ACAS+/+) and of the eight patients whose condition fell below the 60% to 99% category (ACAS+/–) on postoperative duplex examination.
Journal of Vascular Surgery  , DOI: ( /S (00) )
Copyright © 2000 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3. Fig. 2
Preoperative EDV of the 30 patients who remained in the 60% to 99% category (ACAS+/+) and of the eight patients whose condition fell below the 60% to 99% category (ACAS+/–) on postoperative duplex examination.
Journal of Vascular Surgery  , DOI: ( /S (00) )
Copyright © 2000 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions