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The incidence and natural history of type I and II endoleak: A 5-year follow-up assessment with color duplex ultrasound scan  F.Noel Parent, MD, RVT,

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Presentation on theme: "The incidence and natural history of type I and II endoleak: A 5-year follow-up assessment with color duplex ultrasound scan  F.Noel Parent, MD, RVT,"— Presentation transcript:

1 The incidence and natural history of type I and II endoleak: A 5-year follow-up assessment with color duplex ultrasound scan  F.Noel Parent, MD, RVT, George H. Meier, MD, RVT, Vasso Godziachvili, MD, PhD, Christopher J. LeSar, MD, Frank M. Parker, DO, RVT, Kathleen A. Carter, BSN, RVT, Robert G. Gayle, MD, RVT, Richard J. DeMasi, MD, RVT, Michael J. Marcinczyk, MD, RVT, Roger T. Gregory, MD, RVT  Journal of Vascular Surgery  Volume 35, Issue 3, Pages (March 2002) DOI: /mva Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

2 Fig. 1 Type II endoleak from lumbar artery as depicted with color duplex ultrasound scanning. A, Longitudinal view. B, Sagittal view. C, Doppler scan waveform analysis results show that bidirectional (to/fro) pattern confirms endoleak. Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

3 Fig. 2 Type I endoleak (blue Doppler color shift) around endograft limb (red Doppler color shift). Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

4 Fig. 3 Time line of patients with type II endoleaks that eventually sealed. L, Lumbar; IMA, inferior mesenteric artery; T/F, to/fro; m, monophasic; bi, biphasic. Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

5 Fig. 4 Time line of patients with type II endoleaks that persisted or needed treatment. L, Lumbar; IMA, inferior mesenteric artery; T/F, to/fro; m, monophasic; bi, biphasic. Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

6 Fig. 5 Time line of any patient with type I endoleak. Note that type II endoleak vessel flow reverses (exits sac) in presence of type I endoleak. L, Lumbar; IMA, inferior mesenteric artery; T/F, to/fro; m, monophasic; bi, biphasic. Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

7 Fig. 6 Graph and table of prevalence rate (percent of patients) of endoleak at each follow-up interval. T1EL, Type I endoleak; T2EL, type II endoleak. Journal of Vascular Surgery  , DOI: ( /mva ) Copyright © 2002 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

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