management of cad low-ef patients · 9/22/2017 · management of cad in low-ef patients jacob...
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![Page 1: Management of CAD Low-EF Patients · 9/22/2017 · Management of CAD in Low-EF Patients Jacob DeLaRosa, MD Portneuf Medical Center, Idaho State University Pocatello, Idaho USA STS/EACTS](https://reader035.vdocuments.us/reader035/viewer/2022071009/5fc69793e9fca83ce518f3f9/html5/thumbnails/1.jpg)
Management of CADin
Low-EF Patients
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DISCLOSURES
• NONE
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Management of CAD in
Low-EF PatientsJacob DeLaRosa, MD
Portneuf Medical Center, Idaho State UniversityPocatello, Idaho USA
STS/EACTS Latin America Cardiovascular Surgery ConferenceCartagena, Colombia
September 21-22, 2017
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• Corrective Therapy• Medical Therapy• Device Therapy• Surgery
• Irreversible loss of myocardium• Transplant
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• Medical Therapy• ACE inhibitor• Beta Blocker• Statin• Aspirin• Diuretics
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• Device Therapy• ICD
• Prevention of sudden cardiac death• CRT
• Cardiac dyssynchrony• Prolonged QRS duration (≥120msec)• NYHA class II,III, or IV
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• Surgery• Historical perspective
• Mortality rates >50%• “Prohibitive risk” • “Inoperable”• Large multicenter trials excluded patients
with (EF <40%)CASS Principal Investigators. Circulation 1983;68:939-950European Coronary Surgery Study Group. Lancet 1982;2:1173-1180
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• Reversible loss of contractility• Hibernating myocardium
• Down-regulated myocardial
contractility• Long-standing partial reduction in blood flow• Potential to recover after revascularization
Rahimtoola. Am Heart J 1989;117:211-21
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• Reversible loss of contractility• Stunned myocardium
• A state of a prolonged regional
wall motion abnormality• Occurs after an episode of sublethal ischemia
Braunwald E. Circulation 1982; 66:1146
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• Surgery• Columbia University
• 1997-1999• 55,515 patients• CABG
Veli K. Topkara. Circulation. 2005;112[suppl I]:I-344-I-350
Groups Ejection FractionI ≤ 20%II 21-30%III 31-40%IV >40%
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• Surgery• 1981-2006• 26-studies, (4,119 patients)• CABG • Low EF ≤ 35%
• Operative mortality: 5.4%• 5-year survival: 73.4%
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• Surgery• The STICH TRIAL
• Randomized controlled trial • Ischemic left ventricular dysfunction, (Low EF)
• CAD amenable to surgical revascularization
• COMPARED• CABG + MEDS vs. MEDS
Carson P. JACC Heart Fail. 2013 Oct; 1(5): 10.1016
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Management of CAD in Low-EF Patients
Primary Endpoint All-cause mortality
Major Secondary Endpoints Cardiovascular mortality Death (all-cause) + cardiovascular
hospitalization
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HR 0.86 (0.72, 1.04)P = 0.123Adjusted HR 0.82 (0.68, 0.99)Adjusted P = 0.039
0.460.41
All Cause Mortality
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HR 0.81 (0.66, 1.00)P = 0.050Adjusted HR 0.77 (0.62, 0.94)Adjusted P = 0.012
0.390.32
Cardiovascular Mortality
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HR 0.74 (0.64, 0.85)P < 0.001Adjusted HR 0.70 (0.61, 0.81) P < 0.001
0.58
0.68Death or
Cardiovascular Hospitalization
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Time-varying Hazard Ratios
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Conclusions • There was no statistically significant
difference in all-cause mortality between medical therapy alone and CABG
• When randomized to CABG patients are exposed to an early risk
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• STICHES
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• Summary• Revascularization can improve outcomes in
patients with a reduced ejection fraction
• In patients with CAD and a low-EF CABG should be strongly considered, to improve long-term survival
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Management of CAD in
Low-EF PatientsJacob DeLaRosa, MD
Portneuf Medical Center, Idaho State UniversityPocatello, Idaho USA
STS/EACTS Latin America Cardiovascular Surgery ConferenceCartagena, Colombia
September 21-22, 2017
![Page 24: Management of CAD Low-EF Patients · 9/22/2017 · Management of CAD in Low-EF Patients Jacob DeLaRosa, MD Portneuf Medical Center, Idaho State University Pocatello, Idaho USA STS/EACTS](https://reader035.vdocuments.us/reader035/viewer/2022071009/5fc69793e9fca83ce518f3f9/html5/thumbnails/24.jpg)
Management of CADin
Low-EF Patients