MEDICINE
CARDIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which following description concerning valve surgery is not correct?
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Patients with mechanical valve replacement need life-long anticoagulation therapy.
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generally, mechanical valve replacement is suggested for patient above 70 years old
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If possible, mitral valve repair is preferred method for good life quality and no need for long-term anti-coagulation therapy.
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average duration for a tissue valve to be replaced again is 10-15 years
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Explanation:
Detailed explanation-1: -The aortic valve is the most common valve to be replaced. The mitral valve is the most common valve to be repaired. Only rarely is the tricuspid valve or the pulmonic valve repaired or replaced.
Detailed explanation-2: -The main drawback of a mechanical valve is the tendency for blood clots to form on its metal surfaces, which can lead to serious complications including heart attack or stroke.
Detailed explanation-3: -Long-Term Survival After Open AVR For patients 65 to 69, 70 to 79, and ≥80 years of age, the median survival after isolated AVR was 12.8, 9.2, and 6.2 years, respectively. For patients who received AVR with CABG, the median survival was 10.4, 8.2, and 5.9 years, respectively (Table 3).
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