Print Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Departments with related expertise Artificial Intelligence (AI) in Cardiovascular Medicine Cardiovascular Medicine Heart Rhythm and Physiological Monitoring Laboratory in Minnesota Heart Rhythm Clinic Pediatric Cardiology Sports Medicine ResearchMayo Clinic doctors and surgeons who have training in heart rhythm disorders study the diagnosis of heart conditions using electrocardiograms and other techniques in Mayo Clinic's Cardiovascular Research Center. Monitoring ECGs The experts of the Heart Rhythm and Physiological Monitoring Laboratory at Mayo Clinic research ways to improve the use of ECGs for people with heart conditions. Some areas of research include: Studying the effect of ambulance ECGs on the outcomes of people having a heart attack Evaluating the overuse of certain heart tests in people with typical ECGs Improving the use of ECGs to guide catheter ablation procedures At Mayo Clinic, you may have the opportunity to participate in clinical trials. Read more about the Heart Rhythm Disease Program in the Cardiovascular Research Center at Mayo Clinic. PublicationsSee a list of publications about echocardiography by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine. Research Profiles Edit search filters close Narrow your search By location Arizona Florida Minnesota View all View all physicians • All Locations Asirvatham, Samuel J. M.D. Minnesota Sorajja, Dan M.D. Arizona By Mayo Clinic Staff Electrocardiogram (ECG or EKG) care at Mayo Clinic Request an appointment AboutCare at Mayo Clinic March 19, 2022 Print Show references Electrocardiogram. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/health-topics/topics/ekg. Accessed March 27, 2020. Goldman L, et al., eds. Approach to the patient with suspected arrhythmia. In: Goldman-Cecil Medicine. 26th ed. Elsevier; 2020. https://www.clinicalkey.com. Accessed March 27, 2020. AskMayoExpert. Ambulatory heart rhythm monitoring. Mayo Clinic; 2021. Fowler GC, et al., eds. Office electrocardiograms. In: Pfenninger and Fowler's Procedures for Primary Care. 4th ed. Elsevier; 2020. https://www.clinicalkey.com. Accessed Accessed March 27, 2020. What causes an arrhythmia? National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/health-topics/topics/arr/causes. Accessed March 27, 2020. Bonow RO, et al., eds. Electrocardiography. In: Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine. 11th ed. Saunders Elsevier; 2019. https://www.clinicalkey.com. Accessed March 27, 2020. Heart arrhythmia. Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/heart-arrhythmia/symptoms-causes/syc-20350668. Accessed March 27, 2020. Noseworthy PA (expert opinion). Mayo Clinic. March 27, 2020. Related Acute coronary syndrome Angina Anorexia nervosa Aortic valve regurgitation Aortic valve stenosis ARDS Arteriosclerosis / atherosclerosis Atrial fibrillation Atrial flutter Atrial septal defect (ASD) Bradycardia Broken heart syndrome Bulimia nervosa Bundle branch block Cardiogenic shock Cardiomyopathy Chagas disease Chest pain Coarctation of the aorta Congenital heart defects in children Congenital heart disease in adults Coronary artery disease Diabetic ketoacidosis Dilated cardiomyopathy Dressler syndrome Ebstein anomaly Eisenmenger syndrome Ejection fraction: What does it measure? Electrocardiogram Endocarditis Enlarged heart Exercise stress test Heart arrhythmia Heart attack Heart disease Heart failure Heart murmurs Heart palpitations Holter monitor Hyperparathyroidism Hypertrophic cardiomyopathy Hypoparathyroidism Implantable loop recorder Kawasaki disease Left ventricular hypertrophy Long QT syndrome Low blood pressure (hypotension) Mitral valve disease Mitral valve prolapse Mitral valve regurgitation Mitral valve stenosis Multiple system atrophy (MSA) Myocardial ischemia Myocarditis Noonan syndrome Orthostatic hypotension (postural hypotension) Panic attacks and panic disorder Patent ductus arteriosus (PDA) Pectus excavatum Pericardial effusion Pericarditis Premature ventricular contractions (PVCs) Pulmonary atresia Pulmonary atresia with intact ventricular septum Pulmonary atresia with ventricular septal defect Pulmonary edema Pulmonary valve stenosis Rheumatic fever Secondary hypertension Sick sinus syndrome Sudden cardiac arrest Tachycardia Tetralogy of Fallot Transposition of the great arteries Tricuspid valve regurgitation Tuberous sclerosis Vasovagal syncope Ventricular fibrillation Ventricular septal defect (VSD) Ventricular tachycardia Wolff-Parkinson-White (WPW) syndrome Show more related content News from Mayo Clinic Understanding your heart test: What to expect, how to prepare Feb. 26, 2024, 03:58 p.m. CDT Spotlight on early detection of 3 heart diseases using ECG-AI Feb. 22, 2024, 01:30 p.m. CDT Stress test abnormalities reveal more than just cardiovascular risks, Mayo Clinic study finds Sept. 06, 2023, 03:00 p.m. CDT Science Saturday: Can AI-enhanced heart screening address health disparities? Feb. 11, 2023, 12:00 p.m. CDT AI transforms smartwatch ECG signals into a diagnostic tool for heart failure Nov. 14, 2022, 05:26 p.m. CDT High adopters of AI-enabled screening tool are more likely to diagnose left ventricular dysfunction than low adopters, Mayo Clinic study finds Nov. 01, 2022, 03:00 p.m. CDT AI-guided screening uses ECG data to detect a hidden risk factor for stroke Sept. 28, 2022, 12:30 p.m. CDT Mayo researchers use AI to detect weak heart pump via patients' Apple Watch ECGs May 02, 2022, 04:00 p.m. CDT Mayo Clinic research finds AI-enabled ECGs may identify patients at greater risk of stroke, cognitive decline May 02, 2022, 02:58 p.m. CDT Show more news from Mayo Clinic Products & Services A Book: Future Care A Book: Mayo Clinic Family Health Book, 5th Edition Newsletter: Mayo Clinic Health Letter — Digital Edition Show more products and services from Mayo Clinic Mayo Clinic in Rochester, Minnesota, has been recognized as one of the top Cardiology & Heart Surgery hospitals in the nation for 2023-2024 by U.S. News & World Report. 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