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Published on: October 20, 2023
Stress Testing in Asymptomatic Aortic Stenosis.
Björn Redfors1, Philippe Pibarot1, Linda D Gillam1
1From Clinical Trials Center, Cardiovascular Research Foundation, New York (B.R., D.B., M.B.L., P.G.); Sahlgrenska University Hospital, Gothenburg, Sweden (B.R.); Pulmonary Hypertension and Vascular Biology Research Group, Laval University, Québec, Canada (P.P.); Gagnon Cardiovascular Institute, Morristown Medical Center, NJ (L.D.G., P.G.); Columbia University Medical Center, New York (D.B., M.B.L., P.G.); Leiden University Medical Center, The Netherlands (J.J.B.); Structural Heart and Valve Center, Vanderbilt University Medical Center, Nashville, TN (B.R.L.); Northwestern University Feinberg School of Medicine, Chicago, IL (R.O.B.); Brigham and Women's Hospital, Harvard Medical School, Boston, MA (P.T.O.); and Hôpital du Sacré-Coeur de Montréal, Université de Montréal, Québec, Canada (P.G.).
Stress testing can help assess risk in patients with aortic stenosis, guiding the timing for aortic valve replacement surgery. This approach aids in better risk stratification for asymptomatic individuals.
Area of Science:
- Cardiology
- Cardiac Surgery
- Diagnostic Imaging
Background:
- Aortic stenosis is a prevalent adult heart valve disease.
- Symptomatic severe aortic stenosis necessitates prompt aortic valve replacement.
- Risk stratification is crucial for managing asymptomatic patients.
Purpose of the Study:
- To review current data on stress testing in aortic stenosis.
- To evaluate the role of stress testing in risk stratification.
- To explore its potential in guiding aortic valve replacement timing.
Main Methods:
- Comprehensive literature review of stress testing in aortic stenosis.
- Analysis of data regarding risk stratification and patient outcomes.
- Synthesis of evidence on guiding surgical intervention.
Main Results:
- Stress testing is a valuable tool for risk stratifying asymptomatic patients with aortic stenosis.
- It helps identify patients who may benefit from earlier intervention.
- Data supports its use in conjunction with other clinical factors.
Conclusions:
- Stress testing offers a reasonable strategy for risk stratification in aortic stenosis.
- It can aid clinicians in determining the optimal timing for aortic valve replacement.
- Further research may refine its application in clinical decision-making.
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Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
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