Cardiac resynchronization therapy indications
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Cardiac resynchronization therapy Microchapters |
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Treatment |
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Cardiac resynchronization therapy indications On the Web |
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American Roentgen Ray Society Images of Cardiac resynchronization therapy indications |
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Directions to Hospitals Administering Cardiac resynchronization therapy |
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Risk calculators and risk factors for Cardiac resynchronization therapy indications |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-In-Chief: Bhaskar Purushottam, M.D. [2], Hardik Patel, M.D.
Overview
Cardiac resynchronization therapy (CRT) with or without an implantable cardiac defibrillator (ICD) is indicated in patients who have an LVEF less than or equal to 35%, left bundle branch block (LBBB) with a QRS duration greater than or equal to 0.15 seconds, and normal sinus rhythm, for the treatment of NYHA functional Class III or ambulatory Class IV heart failure symptoms in patients whose medical therapy has been optimized.