FFR and Valvular Heart Disease · 2017-07-13 · FFR and Valvular Heart Disease Morton J. Kern, MD...
Transcript of FFR and Valvular Heart Disease · 2017-07-13 · FFR and Valvular Heart Disease Morton J. Kern, MD...
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FFR and Valvular Heart Disease
Morton J. Kern, MD
Chief of Medicine, VA Long Beach HCS Professor of Medicine
University California Irvine Orange, California
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Disclosure: Morton J. Kern, MD Within the past 12 months, the presenter or their spouse/partner have had a financial interest/arrangement or affiliation with the organization listed below. Company Name Relationship St. Jude Medical Inc. Speakers’ Bureau Volcano Therapeutics Speakers’ Bureau Merit Medical Inc. Consultant Acist Medical Inc. Consultant Opsens Consultant
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FFR in Valvular Heart Disease Factors confounding interpretation of FFR Coronary Blood flow and Reserve Left Ventricular Hypertrophy and Strain Microvascular dysfunction Theoretical considerations for FFR in TAVR
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Circulation 2003;107:3121-3123
CFR vs. LVH CFR vs. Diastolic Perfusion Time
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Microvascular disease and CBF
LVH
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CVR vs Diastolic Perfusion Time
Circ 2002;105:470-476
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Ventricular blood flow during hyperemia CVR
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Period 1 = pre, period 2= 2-4h post, period 3= 1 day post
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JACC 2000
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Systemic Vascular Load in Calcific Degenerative Aortic Valve
Stenosis: Insight From Percutaneous Valve Replacement
Yotti, et al. J Am Coll Cardiol. 2015;65(5):423-433.
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Systemic Vascular Load in Calcific Degenerative Aortic Valve Stenosis: Insight From TAVR
Yotti, et al. J Am Coll Cardiol. 2015;65(5):423-433.
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Davies J et al
Circulation, 2006
Wave reflections in the coronary circulation, Davies J et al 2006
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1 3 2
Wave Source
Aorta
Cor Artery
Wave reflections in the Coronary Circulation, Davies J et al, Circ. 2006
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4 5 6
Wave reflections in the Coronary Circulation, Davies J et al, Circ. 2006
Diastolic backward
suction wave
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Arterial Pulse Wave Dynamics After Percutaneous Aortic
Valve Replacement Clinical Perspective
by Justin E. Davies, Sayan Sen, Chris Broyd, Nearchos Hadjiloizou, John Baksi,
Darrel P. Francis, Rodney A. Foale, Kim H. Parker, Alun D. Hughes, Andrew
Chukwuemeka, Roberto Casula, Iqbal S. Malik, Ghada W. Mikhail, and Jamil Mayet
Circulation Volume 124(14):1565-1572, October 4, 2011
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Changes in coronary wave intensity analysis in a subject with severe
aortic stenosis before and after TAVR Justin E. Davies et al. Circulation. 2011;124:1565-1572
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Improvement in physiological reserve in subjects with aortic stenosis
after percutaneous aortic valve replacement (PAVR).
Justin E. Davies et al. Circulation. 2011;124:1565-1572
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ACC 2015
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Aortic
Stenosis Post TAVR
Aortic
Stenosis
TAVR
CFR
IMR
Dia Suction
Wave
LV Relax
FFR
Postulated Physiologic Changes after
TAVR for Lesion Assessment
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Coronary Blood flow in Aortic Valve Disease FFR and hypertrophy, microvascular dysfunction Coronary Artery Disease in Valvular Heart Disease Implications and Future considerations for FFR in Vavlular HD