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Timing of surgery in aortic stenosis
1Division of Cardiology, Department of Medicine, University of Washington, Seattle, WA, USA.
Progress in Cardiovascular Diseases
|June 30, 2001
Summary
Prompt aortic valve replacement is crucial for symptomatic severe aortic stenosis, offering improved outcomes even in the elderly. Surgery is not recommended for asymptomatic patients due to risks and lack of proven benefit.
Area of Science:
- Cardiology
- Cardiac Surgery
- Valvular Heart Disease
Background:
- Severe symptomatic aortic stenosis requires timely intervention.
- Aortic valve replacement (AVR) is the only effective therapy.
- Operative mortality for AVR has significantly decreased over decades.
Purpose of the Study:
- To review the indications and outcomes of aortic valve replacement.
- To discuss AVR in specific patient populations, including those with left ventricular dysfunction and the elderly.
- To provide guidance on AVR for asymptomatic patients and those undergoing concomitant procedures.
Main Methods:
- Review of existing literature and clinical guidelines.
- Analysis of operative mortality trends and patient outcomes.
- Discussion of risk-benefit profiles for different patient groups.
Main Results:
- AVR is highly effective for severe symptomatic aortic stenosis, with improved operative safety.
- Patients with left ventricular dysfunction have high operative mortality but worse outcomes without surgery.
- Elderly patients benefit significantly from AVR, with improved life expectancy and quality of life despite higher risks.
Conclusions:
- Prompt AVR is recommended for symptomatic severe aortic stenosis, even in the elderly.
- AVR is not currently recommended for asymptomatic patients due to surgical risks and unproven benefits.
- Concomitant AVR should be considered for moderate aortic stenosis in patients undergoing coronary bypass surgery.