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Published byKennedy Hilbert Modified over 9 years ago
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Evolving Strategies in the Treatment of Peripheral Vascular Disease Ravish Sachar MD, FACC Wake Heart and Vascular
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Disclosures Educational Grants: Boston Scientific, Abbott Vascular, ev3 Consultant: Abbott Vascular, ev3 Speakers Bureau: Boston Scientific, Abbott Vascular
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Atherosclerosis Common Etiology 30-60% of pts with PVD have carotid disease 50-60% of pts with carotid disease have coronary disease 10% of pts with coronary disease have carotid disease
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Results of Coronary Angiograms in 634 Patients with PAD 8.5%
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Patient Survival by ABI Newman et al ATVB 1999;19; 538-545.
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Five year mortality rates PVD versus Cancer *Criqui M. Presentation: Vascular Medicine of the Lower Extremities at the American Diabetes Association’s Scientific Sessions June 1999
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PVD ….What are the goals? Asymptomatic – treat risk factors Claudication – medical therapy or revascularization to improve symptoms Critical Limb Ischemia – prevent amputation and limb loss
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Goal…Prevention of Amputation
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Diagnosis Non-invasive – Bedside Ankle-Brachial Index – Lower extremity Segmental Pressures and PVRs – Arterial Duplex imaging – MRA – CTA Invasive – Angiograpy
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Magnetic Resonance Angiography
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Disease Patterns Non-Diabetics Diabetics
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Aorto Iliac Disease
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SFA Disease
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SFA OCCLUSION
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prepost
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Subintimal Angioplasty
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Reentry Catheters Outback Pioneer
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SFA – PTA/Stenting Post
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Knee Extension Knee Flexion Problems with SFA Stenting….
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With Knee Flexion
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Compression 3. Extension / Contraction 1. Torsion 2. Flexion4. Forces Exerted on Stents in SFA
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Type I Type II Type III Type IV
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Directional Atherectomy
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Atherectomy
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After Before Directional Atherectomy
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Orbital Atherectomy
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Rotational Atherectomy
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Laser Atherectomy
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Conclusions Peripheral Vascular Disease is very prevalent in patients with cardiac disease PVD is underdiagnosed and undertreated High Mortality with PVD – usually due to cardiac causes There are many revascularization options available to patients to improve quality of life
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Thank You!
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PercutaneousSurgical Patient Preference
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Treating Critical Limb Ischemia Primary Treatment for severe PVD in the 1800’s
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Treating Critical Limb Ischemia In some places Primary Treatment for severe PVD in 2008
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Amputations – current data Less than 20% get an angiogram Only 50% get an ABI Most of these patients do have limb salvage options It is not conservative treatment to amputate!
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“For some reason, it is considered conservative treatment to chop someone’s leg off and aggressive treatment to even do an angiogram”
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Amputation (Impact!!) Survivors who ambulate (prosthesis) BKA - 40-50% AKA - 25% Psychological testing :“worse than cancer”
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Possibilities….
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