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Perioperative Warfarin Management In The Patient Who Has A
Hardware Prosthetic Heart Valve
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Risk Factors
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Enter Values Here.
Answer Every Question.
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Thromboembolism Risk
Level
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Aortic Valve Prosthesis Type?
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Minor Dental Procedure? (Definitions
Below)*
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Is Any Other Hardware Valve Present?
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LV Ejection Fraction Less Than 55% ?
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Is Atrial Fibrillation Present?
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History Of Intra-Cardiac Thrombus?
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History Of Arterial Embolic Event?
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Is The Patient Pregnant?
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Management Plan:
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*Dental procedures not requiring warfarin modification:
Fillings, crowns, bridges, root canal (endodontics), routine cleaning, deep
cleaning (may require multiple sessions to reduce bleeding risk), single or
double tooth extraction, scaling and polishing. Source: University of
Michigan Health System Anticoagulation Service, 2006.
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** Source: William Fay, MD,
Department of Cardiology, University of Michigan
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Calculator
Design and HTML transfer by Dr. John Coyle, 2006.
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