A subset of atrial fibrillation patients face a dangerous dilemma: they are at significant risk of stroke but can’t safely take blood thinners.
Factor XI, A Promising Anticoagulant
This article was written in collaboration with Dr. Kenneth Mahaffey, Professor of Medicine, Vice Chair of Clinical Research, Department of Medicine, Stanford University, and Dr. Michael Gibson, CEO of the Baim and PERFUSE Research Institutes at Harvard Medical School. Blood clot disorders are estimated to cause 1 in 4 deaths. Blood clots are associated with […]
My Watch Told Me to Go to the Hospital
The role technology plays in our lives is rapidly evolving. The rise of wearable technology from fitness trackers to the Apple watch has been made possible by the technology getting smaller and faster. Technology is becoming part of us. As these technologies are being developed and tested, there is a need for guidelines to address […]
Cardiac MRI Scans in Patients with Pacemaker Defibrillators
Cardiac Magnetic Resonance Imaging (MRI) is a completely noninvasive test that uses a magnetic field and radio frequency waves to create detailed pictures of the heart and blood vessels. It depicts the heart wall and valves structure and displays its function. It provides information on the regional and global heart function, valves and their function […]
Fast Heart Rate – Symptoms, Causes and Treatments
A fast heart rate is known as tachycardia and commonly defined as a heart rate greater than 100 beats per minute. Although a fast heart rate is commonly defined as a heart rate greater than 100 beats per minute, there is no specific cut off for what defines a significantly fast heart rate or a […]
Low Heart Rate – Bradycardia Explained by a Heart Doctor
The medical term for a low heart rate is bradycardia. Sometimes a low heart rate is defined as below 60 beats per minute, but it would probably make more sense to have low heart rate defined as below 50 beats per minute. Patients often ask if they have a low heart rate and whether there […]
Watchman Device – Explained and FAQ’s Answered by a Cardiologist
What is the Watchman Device (Also known as Watchman Procedure, Watchman Heart Procedure or Watchman Implant)? The Watchman Device is a small implant placed in to the heart that can reduce the risk of stroke in patients with atrial fibrillation. Patients with atrial fibrillation are at increased risk of stroke, mainly due to clots that […]
Heart Ablation – Explained by a Cardiologist
Heart ablation is a procedure used to treat heart conditions that include a number of heart rhythm problems or in some cases enlargement of the heart known as hypertrophic cardiomyopathy. Heart ablation is in general a catheter-based procedure (such as TAVR for aortic stenosis or Mitraclip for mitral regurgitation) that means it is performed through […]
Holter Monitor Explained by a Cardiologist
What is a Holter Monitor? A Holter monitor is a battery operated wearable monitor that continuously records the electrical heart tracings (known as EKG’s) over 24-48 hours. The Holter monitor can be worn throughout normal daily activities. The Holter monitor test is useful in picking up heart rhythm problems. In medical terms we call Holter […]
Sudden Cardiac Arrest – What is it and what can you do about it?
Sudden Cardiac Arrest: What is it? Sudden cardiac arrest is defined as the sudden or abrupt loss of heart function. Sudden cardiac arrest is a life-threatening event that will lead to death (i.e. sudden cardiac death or SCD) if left untreated or poorly managed. Up to 80% of people who suffer SCD have coronary artery […]