

Dr. Panithaya Chareonthaitawee
Cardiologist
1 Podcast on BackTable
Dr. Panithaya Chareonthaitawee is a cardiologist at the Mayo Clinic in Rochester, Minnesota.
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Episode # 463 • 17 Aug 2026
Multimodality Imaging in Chronic Coronary Artery Disease
CardioNerds (Drs. Dr. Natalie Marrero, Dr. Ritika Tuli, and Dr. Rafael Toro Manotas) discuss multimodality imaging for risk stratification, evaluation, and management of chronic coronary artery disease with Dr. Panithaya Chareonthaitawee. Audio editing by CardioNerds intern Iman Razeghian.
This episode was produced as part of the CardioNerds Academy curriculum by House Taussig under the guidance of House Chief, Dr. Natalie Marrero and Academy Program Director, Dr. Gurleen Kaur. A matching review article will be published in US Cardiology Review, the official journal of CardioNerds. This discussion was planned in collaboration with the Mayo Clinic Cardiovascular Board Review Course.
In this episode, we discuss the pathophysiology and risk stratification of chronic coronary artery disease (CAD), as well as the current landscape of non-invasive evaluation of this condition. CAD remains a leading cause of morbidity and mortality despite advances in pharmacological and non-pharmacological strategies for the prevention and treatment of atherosclerotic disease. The concept of chronic CAD has shifted from the traditional model of stable, obstructive, flow-limiting disease, toward the current understanding of a dynamic process that extends beyond obstructive epicardial lesions to include non-obstructive plaque, diffuse atherosclerosis, and microvascular disease. Similarly, the imaging modalities used to evaluate CAD have evolved, and clinicians now have an extensive menu of options, each with distinct advantages and limitations, that must be selected carefully to maximize diagnostic accuracy and optimize treatment guidance, while also considering resource availability, local expertise, and high-value care. By the end of the episode, listeners will understand the pathophysiology of chronic CAD, risk-stratify patients with suspected CAD, recognize the advantages and pitfalls of each non-invasive diagnostic modality, and select the most appropriate diagnostic tool for a given clinical scenario.
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About
Panithaya Chareonthaitawee, M.D., is a board certified cardiologist who is Professor of Medicine in the Mayo Clinic College of Medicine. She received her undergraduate degree from Columbia University and her Medical Degree from Northwestern University. Dr. Chareonthaitawee completed her internal medicine residency and cardiology fellowships at Mayo Clinic (Rochester, MN). She was an advanced fellow in cardiac PET imaging at the MRC Cyclotron Unit, Imperial College School of Medicine, London, United Kingdom. She joined the staff of the Department of Cardiovascular Medicine in 2000. She is a Fellow of the American College of Cardiology (FACC) and American Heart Association (FAHA). She is the 2017-18 President of the Society of Nuclear Medicine and Molecular Imaging Cardiovascular Council Board of Directors, and the Co-Chair and Chair of the 2018 and 2019 American Society of Nuclear Cardiology Program Committee, respectively. She is an Associate Editor Circulation Cardiovascular Imaging and a current or past editorial board member of JACC Cardiovascular Imaging, and Journal of Nuclear Cardiology.
Areas of clinical expertise include:
• Evaluation and management of patients with coronary artery disease
• Evaluation and management of patients with endothelial dysfunction and microvascular disease
• Nuclear cardiology (SPECT and PET imaging)
• Special interest in cardiac sarcoid imaging
Dr. Chareonthaitawee is Director of the Mayo Clinic Nuclear Cardiology Laboratory, the Department Diversity Chair, and Associate Program Director of the Internal Medicine Residency of Mayo Clinic and a member of the Mayo Cardiovascular Fellowship Committee in Rochester.
Visit Mayo Clinic to learn more about Dr. Panithaya Chareonthaitawee.
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