CardioExchange Archive

March 14th, 2015

Has CT Angiography Lived Up to Its Early Promise?

Larry Husten, PHD

Computed tomographic angiography (CTA) enjoyed an explosion of growth over the past decade or more, fueled by enthusiasm for its ability to deliver speedy, high-resolution images of the coronary arteries. Many anticipated that CTA would prove its worth and justify its expense and radiation dose. As explained by one cardiologist, Duke University’s Dan Mark, with […]

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March 14th, 2015

Assessing the Diagnostic PROMISE of CT Angiography

Pamela S. Douglas, MD

Pamela S. Douglas discusses the PROMISE randomized comparison of CT angiography with functional exercise testing in more than 10,000 patients with chest pain.

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October 20th, 2014

Are We Conducting Too Many Cardiac Stress Tests with Imaging?

Joseph A. Ladapo, MD, PhD

Joseph A. Ladapo discusses his study of the use (and overuse) of cardiac stress testing in the United States.

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May 15th, 2012

No Benefit Found for Exercise Echocardiography in Asymptomatic Patients Following CABG Or PCI

Larry Husten, PHD

Routine exercise echocardiography in asymptomatic patients after revascularization does not lead to better outcomes, according to a new study published in Archives of Internal Medicine. Although guidelines generally discourage the practice, post-revascularization stress tests are still commonly performed. Serge Harb and colleagues performed exercise echocardiography on 2105 patients after CABG surgery or PCI and followed them […]

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