Limitations of ultrasonic duplex scanning for diagnosing lower limb arterial stenoses in the presence of adjacent segment disease Louis Allard, MSc, Guy Cloutier, PhD, Louis-Gilles Durand, PhD, Ghislaine O. Roederer, MD, PhD, Yves E. Langlois, MD, FRCS Journal of Vascular Surgery Volume 19, Issue 4, Pages 650-657 (April 1994) DOI: 10.1016/S0741-5214(94)70038-9 Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions
Fig. 1 Angiography and Doppler scanning waveforms recorded from patient with 50% to 99% popliteal artery lesion that was misclassified (as normal) by duplex examination because of presence of severe superficial femoral artery lesion. Journal of Vascular Surgery 1994 19, 650-657DOI: (10.1016/S0741-5214(94)70038-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions
Fig. 2 Angiography and Doppler scanning waveforms recorded from patient with 20% to 49% popliteal artery lesion that was misclassified (50% to 99%) by duplex examination because of presence of superficial femoral artery occlusion. Journal of Vascular Surgery 1994 19, 650-657DOI: (10.1016/S0741-5214(94)70038-9) Copyright © 1994 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions