Glossary & DefinitionS
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Ablation: Catheter Ablations for Arrhythmias the surgical removal of body tissue
AEDs (Automatic External Defibrillators): A device that automatically analyzes the heart rhythm and that if it detects a problem that may respond to an electrical shock delivers a shock to restore a normal heart rhythm.
Afib: Atrial fibrillation (also called AFib or AF) is a quivering or irregular heartbeat (arrhythmia) that can lead to blood clots, stroke, heart failure and other heart-related complications.
Alcohol Septal Ablation: An Alcohol Septal Ablation is a minimally invasive procedure that is used to treat obstruction due to HCM
Amyloidosis: Amyloidosis (am-uh-loi-DO-sis) is a rare disease that occurs when an abnormal protein, called amyloid, builds up in your organs and interferes with their normal function.
Anemia: Anemia is a condition in which you lack enough healthy red blood cells to carry adequate oxygen to your body tissues.
Angina: Angina, also called chest pain or discomfort, is caused by the lack of oxygen-rich blood to the heart muscle.
Antiarrhythmic drugs: Antiarrhythmic drugs are one of the tools used to treat arrhythmias that are dangerous, or arrhythmias that negatively affect patients quality of life.
Anticoagulant drugs: A medication used to prevent the formation of blood clots and to maintain open blood vessels.
Anxiety: Anxiety is an emotion characterized by feelings of tension, worried thoughts and physical changes like increased blood pressure.
Aortic Valve: The aortic valve lets blood from the left ventricle be pumped up (ejected) into the aorta but prevents blood once it is in the aorta from returning to the heart.
Arrhythmias: An arrhythmia is a problem with the rate or rhythm of your heartbeat. It means that your heart beats too quickly, too slowly, or with an irregular pattern.
Asthma Diagnostic Journey: Transesophageal echocardiogram (TEE) Asthma is a condition in which your airways narrow and swell and may produce extra mucus.
Asymptomatic Symptoms: No Symptoms Asymptomatic means there are no symptoms
Atrial fibrillation Diagnostic Journey: Electrocardiogram Atrial fibrillation is an irregular and often rapid
heart rate that occurs when the two upper chambers of your heart experience chaotic electrical signals.
The result is a fast and irregular heart rhythm.
Atrioventricular node (AV node) Diagnostic Journey: Electrocardiogram The atrioventricular node or AV
node is a part of the electrical conduction system of the heart that coordinates the top of the heart. It
electrically connects the atria and ventricles.
Atrioventricular node (AV node) Treatments: Maze The atrioventricular node or AV node is a part
of the electrical conduction system of the heart that coordinates the top of the heart. It electrically
connects the atria and ventricles.
Autosomal dominant condition Diagnostic Journey: Genetic Testing A pattern of inheritance in
which an affected individual has one copy of a mutant gene and one normal gene on a pair
of autosomal chromosomes.
Beta blockers Treatments: Alcohol Septal Ablation A beta blocker is any of a class of drugs that
prevent the stimulation of the adrenergic receptors responsible for increased cardiac action. Beta
blockers are used to control heart rhythm, treat angina, and reduce high blood pressure.
Beta blockers Medications: Beta Blockers Beta blockers are drugs that make your heart beat
slower and with less force.
Biopsy Diagnostic Journey: Biopsy An examination of tissue removed from a living body to discover
the presence, cause, or extent of a disease.
Blood thinners Medications: Blood Thinners Blood thinners (anticoagulants) make it harder for
blood to clot.
Bradycardia Treatments: Services - Pacemaker Bradycardia is usually defined as a heart rate
slower than 60 beats per minute
Brain fog Symptoms: Brain Fog Brain fog, sometimes referred to as fuzzy thinking, is a
momentary lapse in mental acuity and alertness.
Calcium channel blockers Symptoms: Chest Pain or Pressure Calcium channel blockers lower
your blood pressure by preventing calcium from entering the cells of your heart and arteries.
Calcium channel blockers Medications: Calcium Channel Blockers Calcium channel blockers lower
your blood pressure by preventing calcium from entering the cells of your heart and arteries.
Carbon monoxide poisoning Symptoms: Fainting Carbon monoxide poisoning occurs when carbon monoxide builds up in your bloodstream. When too much carbon monoxide is in the air, your body replaces the oxygen in your red blood cells with carbon monoxide. This can lead to serious tissue damage, or even death.
Cardiac ablation Diagnostic Journey: Electrophysiology Testing Cardiac ablation is a procedure that scars tissue in your heart to block abnormal electrical signals. Its used to restore a normal heart rhythm. Long flexible tubes (catheters) are threaded through blood vessels to your heart.
Cardiac catheterization Diagnostic Journey: Biopsy Cardiac catheterization is a procedure that is used to diagnose and/or treat some cardiovascular conditions
Cardioembolic stroke Symptoms: Muscle Pains Cardioembolic stroke is defined as the presence of a potential intracardiac source of embolism in the absence of cerebrovascular disease in a patient with nonlacunar stroke.
Cardiologist Diagnostic Journey: Implantable Loop Reader A cardiologist is a doctor who specializes in the study or treatment of heart diseases and heart abnormalities.
Cardiomyopathy Treatments: Obstruction Cardiomyopathy means a disease of the heart muscle cells.
Cardiopulmonary stress tests Diagnostic Journey: Cardiopulmonary Stress Test A cardiopulmonary exercise test (CPET) is an evaluation of the cardiopulmonary system.
Congenital heart defects Diagnostic Journey: Cardiac Catheterization Congenital heart disease is one or more problems with the hearts structure that exist since birth.
COPD Symptoms: Shortness of Breath Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs
Coronary artery Symptoms: Chest Pain or Pressure The coronary artery is an artery supplying blood to the heart.
Coronary artery bypass graft surgery (CABG) Treatments: Bypass/CABG A Coronary artery bypass graft surgery (CABG) is used to treat coronary artery disease.
Coronary Artery Disease Diagnostic Journey: PET Scan A Coronary artery disease (CAD) is the narrowing of the coronary arteries that supply oxygen and nutrients to the heart.
Coronary artery disease Treatments: Surgery - Bypass Surgery A Coronary artery disease (CAD) is the narrowing of the coronary arteries that supply oxygen and nutrients to the heart.
Coronary artery disease Treatments: Bypass/CABG A Coronary artery disease (CAD) is the narrowing of the coronary arteries that supply oxygen and nutrients to the heart.
COVID-19 Symptoms: Shortness of Breath (COVID-19) is defined as illness caused by a novel coronavirus now called severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2; formerly called 2019-nCoV)
Cryoablation Treatments: Catheter Ablations for Arrhythmias Cryoablation uses extreme cold to cause scarring.
Depression Symptoms: Fatigue Depression s a common and serious medical illness that negatively affects how you feel, the way you think and how you act.
Device replacement Treatments: Services - Device Replacement Device replacement is a surgical procedure to remove and replace an ICD or pacemaker.
Diabetes Symptoms: Fainting Diabetes a disease in which the body's ability to produce or respond to the hormone insulin is impaired, resulting in abnormal metabolism of carbohydrates and elevated levels of glucose in the blood and urine.
Diastolic dysfunction Treatments: Surgery - Transplant When the muscles of the heart become stiff, they cant relax properly, creating a condition known as diastolic dysfunction. This inflexibility prevents the hearts ventricles from filling completely, causing blood to back up in the organs.
Diuretics Medications: Diuretics Diuretics ("water pills") are used to help the kidneys get rid of unneeded water and salt.
Dyspnea Symptoms: Shortness of Breath Shortness of breath (dyspnea), is a feeling that one cannot breathe adequately.
Echocardiogram Diagnostic Journey: Echocardiogram An echocardiogram is a diagnostic test that uses high frequency sound waves (ultrasound) to produce images of your heart's chambers, valves, walls, and blood vessels that are attached to the heart
Echocardiography Treatments: Alcohol Septal Ablation Echocardiography is a diagnostic test which uses ultrasound waves to make images of the heart chambers, valves and surrounding structures. It can measure cardiac output and is a sensitive test for fluid around the heart (pericardial effusion).
Electrocardiogram Diagnostic Journey: Electrocardiogram An electrocardiogram, or ECG/EKG, measures the heart's electrical activity. Each heartbeat is caused by an electrical impulse (or wave) traveling through the heart, causing the heart to squeeze and pump blood to the body.
Electrocauterization Treatments: Services - Pacemaker Electrocauterization (or electrocautery) is often used in surgery to remove unwanted or harmful tissue.
Electrodes Treatments: Services - Pacemaker Electrodes are devices such as a small metal plate or needle that carries electricity from an instrument to a patient for treatment or surgery
Electrolytes Electrolytes are minerals in your blood and other body fluids that carry an electric charge.
Electrophysiologists Treatments: Catheter Ablations for Arrhythmias An electrophysiologist, also known as a cardiac electrophysiologist or cardiac EP, is a cardiologist who focuses on testing for and treating problems involving irregular heart rhythms, also known as arrhythmias.
Electrophysiology testing Diagnostic Journey: Electrophysiology Testing Electrophysiology testing, also known as EP testing/study, is a test that is used to understand and map out the electrical activity of your heart.
Enzyme replacement therapy (ERT) Symptoms: Muscle Pains Enzyme replacement therapy (ERT) is a medical treatment which replaces an enzyme that is deficient or absent in the body. Usually, this is done by giving the patient an intravenous (IV) infusion of a solution containing the enzyme.
Event monitor Diagnostic Journey: Event Monitor An event monitor is a portable device that is used to record the electrical activity of your heart.
Event recorder Treatments: Services -Subcutaneous ICD An event monitor is a portable device used to record your hearts electrical activity when you have symptoms.
Fabry disease Symptoms: Muscle Pains Fabry disease is a rare genetic disorder that prevents the body from making an enzyme called alpha-galactosidase A. This enzyme is responsible for breaking down a type of fat called globotriaosylceramide (Gb3 or GL-3) into building blocks that the bodys cells can use.
Fainting, faint Symptoms: Fainting Fainting, also known as syncope, is the temporary and sudden loss of consciousness.
Fatigue Symptoms: Fatigue Fatigue is a feeling of tiredness or lack of energy, even when sleeping enough.
Femoral vein Treatments: Services - Lead Extraction The femoral vein is the main deep vein of the thigh and accompanies the superficial femoral artery and common femoral artery.
Fibrosis Symptoms: Palpitations Fibrosis is the thickening and scarring of connective tissue, usually as a result of injury.
Glaucoma Medications: Beta Blockers Glaucoma is a condition of increased pressure within the eyeball, causing gradual loss of sight.
HDL (high-density lipoproteins), Medications: Beta Blockers High-density lipoprotein (HDL) cholesterol is known as the "good" cholesterol because it helps remove other forms of cholesterol from your bloodstream.
Heart block Treatments: Services - Pacemaker Heart block occurs when the electrical signals from the top chambers of your heart dont conduct correctly to the bottom chambers of your heart.
Heart transplant Treatments: Surgery - Transplant A heart transplant is a surgical procedure involving removal of a diseased heart and replacement with a healthy human heart from a donor
Heart-lung bypass Treatments: Maze Also known as a cardiopulmonary bypass. Cardiopulmonary bypass provides patients with cardiac and pulmonary support, while bypassing the heart and lungs.
Hemodialysis Symptoms: Muscle Pains Also known as kidney dialysis
Holter monitor Diagnostic Journey: Holter Monitor A Holter monitor is another portable wearable device that helps analyze the hearts electrical signals and heartbeats.
Holter monitor Symptoms: Palpitations A Holter monitor is another portable wearable device that helps analyze the hearts electrical signals and heartbeats.
Holter monitor Treatments: Services -Transvenous ICD A Holter monitor is another portable wearable device that helps analyze the hearts electrical signals and heartbeats.
Hypertension Medications: Beta Blockers Hypertension, also called high blood pressure, is blood pressure that is higher than normal.
Hyperthyroidism Symptoms: Fatigue Hyperthyroidism (overactive thyroid) occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your bodys metabolism, causing unintentional weight loss and a rapid or irregular heartbeat.
Hypertrophy Treatments: Obstruction Hypertrophy means that muscle cells become larger, and so the muscle itself increases in size.
Hypothyroidism Symptoms: Fatigue Hypothyroidism (underactive thyroid) is a condition in which your thyroid gland doesnt produce enough of certain crucial hormones. Hypothyroidism may not cause noticeable symptoms in the early stages.
Immunosuppressants Treatments: Surgery - Transplant Immunosuppressant: An agent that can suppress or prevent the immune response.
Implantable cardioverter defibrillator (ICD). Treatments: Myectomy An implantable cardioverter-defibrillator (ICD) is a small battery-powered device placed in your chest to monitor your heart rhythm and detect irregular heartbeats. An ICD can deliver electric shocks via one or more wires connected to your heart to fix an abnormal heart rhythm.
Implantable loop reader Diagnostic Journey: Implantable Loop Reader An implantable loop reader, also known as an ILR, is a device that records the activity of the heart and is implanted into the body underneath the skin of your chest.
Indigestion Symptoms: Chest Pain or Pressure Indigestion - also called dyspepsia or an upset stomach - is a general term that describes discomfort in your upper abdomen
Invasive Treatments: Catheter Ablations for Arrhythmias A medical procedure that invades (enters) the body, usually by cutting or puncturing the skin or by inserting instruments into the body.
Investigational medications Medications: Investigational medications Investigational medications also called investigational/experimental drugs, are drugs that are being tested in a study to see if a person's condition improves while taking the drug.
Isoelectric line Diagnostic Journey: Electrocardiogram ECG Waveforms. The baseline or isoelectric line. This is represented as a straight line on the ECG paper where there is no positive or negative charges of electricity to create deflections.
Isoproterenol Symptoms: Fainting Isoproterenol is a sympathomimetic β-receptor stimulant possessing the cardiac excitatory, but not the vasoconstrictor, actions of epinephrine
Lead extraction Treatments: Services - Lead Extraction Lead extraction is a procedure used to remove one or more leads from inside of the heart.
Left atrial appendage (LAA) Treatments: Maze The LAA is a sac on the side of the left atrium that is often the site of clot formation
Left bundle branch block (LBBB) Treatments: Myectomy Left bundle branch block is a problem with the hearts electrical wiring (conduction) system.
Left ventricular ejection fraction (LVEF) Treatments: Surgery - Transplant A normal left ventricular ejection fraction (LVEF) ranges from 55% to 70%. An LVEF of 65%, for example, means that 65% of the total amount of blood in the left ventricle is pumped out with each heartbeat. Your EF can go up and down, based on your heart condition and how well your treatment works.
Left ventricular outflow tract, LVOT Treatments: Obstruction The left ventricular outflow tract (LVOT) is the anatomic structure through which the left ventricular stroke volume passes towards
Light-headedness Symptoms; Light-headedness Light-headedness is a feeling as though you might faint.
Magnetic resonance imaging (MRI) Diagnostic Journey: MRI Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique that creates images of organs and tissues in your body using magnetic fields and radiofrequency waves.
Maze Treatments: Maze Maze is a surgical procedure to treat atrial fibrillation.
Microvascular disease Symptoms: Chest Pain or Pressure microvascular disease (sometimes called small artery disease or small vessel disease) is heart disease that affects the walls and inner lining of tiny coronary artery blood vessels that branch off from the larger coronary arteries.
Migraine Medications: Beta Blockers A migraine is a type of headache. It may occur with symptoms such as nausea, vomiting, or sensitivity to light and sound.
Mitral regurgitation Treatments: Obstruction Mitral regurgitation is leakage of blood backward through the mitral valve each time the left ventricle contracts.
Mitral regurgitation Diagnostic Journey: Cardiac Catheterization Mitral regurgitation is leakage of blood backward through the mitral valve each time the left ventricle contracts.
Mitral valve Treatments: Obstruction he mitral valve lies between the left atrium and left ventricle preventing blood from leaking back into the left atrium during ejection (systole).
Mitral valve repair Treatments: Surgery - Valve Repair Mitral valve repair is a surgical procedure that repairs a faulty mitral valve.
Multiple sclerosis Symptoms: Fatigue Multiple sclerosis (MS) is a chronic disease affecting the central nervous system (the brain and spinal cord).
Myalgia Symptoms: Muscle Pains Myalgia describes muscle aches and pain, which can involve ligaments, tendons and fascia, the soft tissues that connect muscles, bones and organs.
Myectomy Treatments: Alcohol Septal Ablation A Myectomy is a surgical procedure used to treat obstruction in HCM, by reducing the thickness of the heart muscle.
Myocardial infarction Symptoms: Chest Pain or Pressure A heart attack or acute myocardial infarction (MI) occurs when one of the arteries that supplies the heart muscle becomes blocked. Blockage may be caused by spasm of the artery or by atherosclerosis with acute clot formation.
Myocardial infarction Treatments: Surgery - Bypass Surgery A heart attack or acute myocardial infarction (MI) occurs when one of the arteries that supplies the heart muscle becomes blocked. Blockage may be caused by spasm of the artery or by atherosclerosis with acute clot formation.
Neurocardiogenic syncope Symptoms: Fainting Neurocardiogenic syncope, also known as vasovagal neurocardiogenic syncope, is a fainting spell that occurs when the body overreacts to certain triggers, like intense emotion, the sight of blood, extreme heat, dehydration, a long period of standing or intense pain.
Neuropsychologist Symptoms: Brain Fog A neuropsychologist is a psychologist who specializes in understanding the relationship between the physical brain and behavior.
Nuclear stress test Diagnostic Journey: Stress Test A nuclear imaging test which shows blood flow into your heart while exercising or at rest
Obesity Symptoms: Fatigue Obesity is a complex disease involving an excessive amount of body fat.
Obstruction Diagnostic Journey: Electrocardiogram A blockage of a passageway.
Orthostatic hypotension Symptoms: Fainting orthostatic hypotension is also know as standing up too fast
Osmotic Medications: Diuretics Diffusion of fluid through a semipermeable membrane from a solution with a low solute concentration to a solution with a higher solute concentration until there is an equal solute concentration on both sides of the membrane.
Pacemaker Treatments: Alcohol Septal Ablation A pacemaker is a device that uses electrical pulses to help control certain abnormal rhythms.
Pacemaker Treatments: Services - Pacemaker A pacemaker is a device that uses electrical pulses to help control certain abnormal rhythms.
Palpitation Light-headedness Palpitation is the experience of feeling that your heartbeat is unusually strong, fast, or irregular.
Papillary muscles Treatments: Surgery - Valve Repair The Papillary muscles are the finger like muscular processes arising from the floors of the VENTRICLES of the heart to which are attached the strings (chordae tendineae) that tether the cusps of the atrioventricular valves.
Phrenic nerve Treatments: Maze phrenic nerve a major branch of the cervical plexus, extending through the thorax to provide innervation of the diaphragm.
Pleural effusion Treatments: Myectomy Pleural effusion is fluid in the sac around the lung
Pleural effusion Symptoms: Shortness of Breath Pleural effusion is fluid in the sac around the lung
Pleural effusion Symptoms: Shortness of Breath Pleural effusion is fluid in the sac around the lung
Pneumothorax Diagnostic Journey: Biopsy Pneumothorax is the medical term for a collapsed lung
Positron emission tomography Diagnostic Journey: PET Scan A positron emission tomography scan, more often referred to as a PET scan, is a nuclear imaging test that helps show how your tissues and organs are functioning.
Provocable obstruction Diagnostic Journey: Stress Echo
Pulmonary vein isolation Treatments: Pulmonary vein isolation Pulmonary vein isolation is a type of cardiac ablation used to treat atrial fibrillation.
Radiofrequency ablation Treatments: Services -Transvenous ICD Radiofrequency ablation uses heat energy to eliminate the problem area.
Radiofrequency ablation (RFA) Treatments: Catheter Ablations for Arrhythmias Radiofrequency ablation uses heat energy to eliminate the problem area.
Radiologist Diagnostic Journey: MRI A physician specialized in radiology, the branch of medicine that uses ionizing and nonionizing radiation for the diagnosis and treatment of disease.
Radionuclides Diagnostic Journey: PET Scan An unstable form of a chemical element that releases radiation as it breaks down and becomes more stable
Right bundle branch block (RBBB) Treatments: Myectomy Right bundle branch block (RBBB) is a blockage of electrical impulses to the hearts right ventricle.
Ruptured heart Diagnostic Journey: Biopsy A tearing of the heart muscle that may occur after severe chest trauma (or in about 2% of patients who have suffered a myocardial infarction).
Sarcoidosis Diagnostic Journey: Biopsy Sarcoidosis is a disease characterized by the growth of tiny collections of inflammatory cells (granulomas) in any part of your body - most commonly the lungs and lymph nodes.
Seizures Symptoms: Fainting A seizure is a sudden, uncontrolled electrical disturbance in the brain.
Septum Treatments: Obstruction A dividing wall or membrane especially between bodily spaces or masses of soft tissue.
Shock-wave lithotripsy Treatments: Services - Pacemaker A medical procedure that involves the administration of a series of shock waves to break apart a kidney stone
Sinoatrial (SA) node Diagnostic Journey: Event Monitor A small mass of tissue that is made up of Purkinje fibers, ganglion cells, and nerve fibers, that is embedded in the musculature of the right atrium of higher vertebrates, and that originates the impulses stimulating the heartbeat.
Sleep apnea Symptoms: Fatigue The temporary stoppage of breathing during sleep, often resulting in daytime sleepiness.
Sodium channel blocker Medications: Sodium Channel Blockers Sodium channel blockers inhibit the movement of sodium into cells. In HCM, they have several different uses.
Stress echocardiogram Diagnostic Journey: Stress Echo A stress echocardiogram (stress echo), is an echocardiogram conducted immediately after exercising.
Stress test Diagnostic Journey: Stress Test A stress test (also known as a cardiac stress or exercise stress test) is aimed at assessing how the heart performs while working.
Stroke Diagnostic Journey: Implantable Loop Reader The sudden death of brain cells due to lack of oxygen, caused by blockage of blood flow or rupture of an artery to the brain.
Subclavian Treatments: Services - Lead Extraction Under the clavicle (the collar bone), as the subclavian artery or the subclavian vein
Subcutaneous bleeding Treatments: Services - Lead Extraction Subcutaneous bleeding, or hematomas, are bruises and contusions of the skin
Subcutaneous ICD Treatments: Services -Subcutaneous ICD An S-ICD is implanted under the skin at the side of the chest below the armpit. Its attached to an electrode that runs along your breastbone.
Syncope Symptoms: Fainting Syncope, also known as fainting, is the temporary and sudden loss of consciousness.
Systolic anterior motion, SAM Treatments: Obstruction Systolic anterior motion (SAM) is the displacement of the distal portion of the anterior leaflet of the mitral valve toward the left ventricular outflow tract obstruction.
Systolic dysfunction Treatments: Surgery - Transplant Systolic dysfunction occurs as a result of reduced effective myocardial contractility
Systolic dysfunction Medications: Calcium Channel Blockers Systolic dysfunction occurs as a result of reduced effective myocardial contractility
Tachycardia Diagnostic Journey: Electrophysiology Testing Tachycardia is the medical term for a heart rate over 100 beats per minute.
Technologist Diagnostic Journey: MRI A medical technologist is a highly skilled health professional who tests and analyzes blood, other body fluids, and tissue samples.
Thallium stress test Diagnostic Journey: Transesophageal echocardiogram (TEE) A thallium stress test, also called a cardiac or nuclear stress test, is a nuclear imaging test which shows blood flow into your heart while exercising or at rest.
Tilt table Diagnostic Journey: Tilt Table A tilt table test is a diagnostic test that is used to research the cause(s) of unexplained fainting.
Total thoracoscopic (TT) Maze Treatments: Maze TT Maze uses four small incisions to create a new pathway (or maze) within the atria for the hearts electrical impulses. The procedure is a highly effective new option for patients with long-standing A-fib or for those who have tried one or more catheter ablations.
Transesophageal echocardiogram Treatments: Myectomy A transesophageal echocardiogram (TEE) is a procedure that provides high-resolution images of the heart in real time.
Transesophageal echocardiogram (TEE) Diagnostic Journey: Transesophageal echocardiogram (TEE) A transesophageal echocardiogram (TEE) is a procedure that provides high-resolution images of the heart in real time.
Transient ischemic attack Symptoms: Fainting Transient ischemic attack (TIA) is a mini stroke.
Transthoracic echocardiogram Diagnostic Journey: Thallium Stress Test The most common type of echocardiogram we do for people with heart conditions. This test gives your doctor a good view of your overall heart health
Transvenous, implantable cardioverter defibrillator (ICD) Treatments: Services -Transvenous ICD A transvenous, implantable cardioverter defibrillator (ICD) is a small battery-powered electronic device, about the size of a stopwatch, connected to the heart.
Vasovagal syncope Symptoms: Fainting Vasovagal syncope is a condition that leads to fainting in some people. It is also called neurocardiogenic syncope or reflex syncope. Its the most common cause of fainting.
Venogram Treatments: Services - Lead Extraction A venogram is used to diagnose deep vein thrombosis (DVT) or other abnormalities of your veins.
Vertigo Symptoms: Light-headedness Vertigo is a sensation of spinning dizziness, as though the room or surrounding environment is spinning in circles around the person.