Tachycardia arrhythmias cardiac. Medical search. Frequent questions

2018 ACC/AHA/HRS guideline on the evaluation and management of patients with bradycardia and cardiac conduction delay: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. (empendium.com)

MAs may be manifested either in hemodynamic collapse or in cardiac arrest: The sudden loss of effective blood flow due to atrial fibrillation (AF) with rapid VT leads to hemodynamic collapse, and VT and VF result in cardiac arrest necessitating CPR or electric defibrillation. (medscape.com)
2017 AHA/ACC/HRS guideline for management of patients with ventricular arrhythmias and the prevention of sudden cardiac death: executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines and the Heart Rhythm Society. (medlineplus.gov)
Ventricular tachycardia is a fast, abnormal heart rate and may lead to sudden cardiac arrest if not treated successfully. (varian.com)
Ventricular Arrhythmias and Sudden Cardiac Death. (varian.com)
Typically, atrial tachycardia manifests as a sudden onset of palpitations. (medscape.com)
Preventing ventricular arrhythmias and sudden cardiac death in adults with repaired tetralogy of Fallot: a never-ending story? (revespcardiol.org)
But if left untreated, some forms of tachycardia can lead to serious health problems, including heart failure, stroke or sudden cardiac death. (mayoclinic.org)
The principal cause of sudden death is the occurrence of malignant cardiac arrhythmias, which result in the loss of contraction of the heart with subsequent lack of blood supply to vital organs like the brain. (escardio.org)
The patients affected with sudden death are basically those with cardiac diseases, like coronary artery disease, dilated or hypertrophic myocardiopathy, arrhythmogenic right ventricular dysplasia and others (1). (escardio.org)
In all of them, the final result is the occurrence of malignant ventricular arrhythmias (polymorphic ventricular tachycardia or ventricular fibrillation) responsible for sudden cardiac death. (escardio.org)
Despite all of these advances in the recognition of different diseases related to sudden death in patients with a structurally normal heart, in some cases still, no disorder can be identified as a cause for the arrhythmia. (escardio.org)
This is one of the most common causes of sudden cardiac death . (biotronik.com)
Due to an increased risk of sudden cardiac death, people with Wolfe-Parkinson White syndrome are advised to have curative catheter ablation . (hopkinsmedicine.org)
Commotio cordis is sudden cardiac arrest that follows a blow to the anterior chest wall in patients who do not have preexisting or traumatic structural heart disease. (msdmanuals.com)
Patients with myocardial contusion causing conduction abnormalities require cardiac monitoring for 24 hours because they are at risk for sudden arrhythmias during this time. (msdmanuals.com)

Supraventricular tachycardia causes episodes of a pounding heartbeat (palpitations) that begin and end abruptly. (mayoclinic.org)
It's the minority of people who actually feel palpitations or have chest pain," says Daniel Benhayon Lanes , MD , an electrophysiologist at Memorial Cardiac and Vascular Institute. (prweb.com)
Cardiac arrhythmia, palpitations, tachycardia. (mims.com)
Cardiac injury should be suspected in patients with significant chest trauma and any palpitations, arrhythmia, new cardiac murmur, or unexplained tachycardia or hypotension. (msdmanuals.com)

This is similar to the re-entrant circuits that are the cause of atrial flutter and the re-entrant forms of supraventricular tachycardia. (wikipedia.org)
Atrial tachycardia (atrial flutter or fibrillation) is not life threatening but may have serious consequences for your health, such as a high risk of stroke. (biotronik.com)
In atrial tachycardia and atrial flutter, the upper heart chambers beat rhythmically and very quickly. (biotronik.com)

AVNRT is not a life-threatening arrhythmia, but it can cause symptoms such as lightheadedness or syncope (fainting). (hopkinsmedicine.org)

Ventricular tachycardia may result in ventricular fibrillation (VF) and turn into cardiac arrest. (wikipedia.org)
It is found initially in about 7% of people in cardiac arrest. (wikipedia.org)
In those in cardiac arrest due to ventricular tachycardia, cardiopulmonary resuscitation (CPR) and defibrillation is recommended. (wikipedia.org)
High-dose magnesium is often used as an antidote in cardiac arrest protocols. (wikipedia.org)
An external defibrillator is used to treat abnormal heart rhythms ( arrhythmia ) that cause collapse and cardiac arrest. (medlineplus.gov)
Acute rhabdomyolysis with hyperkalemia followed by ventricular dysrhythmias, cardiac arrest, and death has occurred after use in apparently healthy pediatric patients who were subsequently found to have undiagnosed skeletal muscle myopathy. (nih.gov)
Succinylcholine chloride injection may induce serious cardiac arrhythmias or cardiac arrest due to hyperkalemia. (nih.gov)
Cardiac arrest and cardiopulmonary resuscitation 2. (muni.cz)
What Is Cardiac Arrest? (nih.gov)
Cardiac arrest occurs when the heart suddenly and unexpectedly stops pumping. (nih.gov)
Cardiac arrest is a medical emergency. (nih.gov)
Nine out of 10 people who have a cardiac arrest outside of a hospital die - often within minutes. (nih.gov)
The main cause of cardiac arrest is ventricular fibrillation or ventricular tachycardia, which are types of arrhythmias. (nih.gov)
Cardiac arrest is a common cause of death. (nih.gov)
Cardiac arrest causes about 300,000 to 450,000 deaths in the United States each year. (nih.gov)
Cardiac arrest causes about half of the deaths linked with heart attack and stroke . (nih.gov)
Calling 911 and immediately treating with cardiopulmonary resuscitation (CPR) and defibrillation can save the life of a person in cardiac arrest. (nih.gov)
Most people who have a cardiac arrest do not receive treatment quickly enough to survive. (nih.gov)
When a person has a cardiac arrest, bystanders can call 9-1-1 , provide CPR, and use an AED. (nih.gov)
Everyone has a role in recognizing the signs of cardiac arrest and taking action to save lives. (nih.gov)
Book traversal links for What Is Cardiac Arrest? (nih.gov)
Sometimes a blow to the anterior chest wall causes cardiac arrest without any structural lesion (commotio cordis). (msdmanuals.com)

Acute failure of catheter ablation for ventricular tachycardia due to structural heart disease: causes and significance. (varian.com)
Irrigated radiofrequency catheter ablation guided by electroanatomic mapping for recurrent ventricular tachycardia after myocardial infarction: the multicenter thermocool ventricular tachycardia ablation trial. (varian.com)
We were the first pediatric hospital in Ohio to offer cryoablation, which cures about 95% of tachycardias, and we are the first hospital in Ohio to offer cardioneuroablation (CNA), a catheter ablation procedure used to treat bradycardias. (akronchildrens.org)
From anatomy and diagnostic criteria through specific mapping and ablation techniques, Catheter Ablation of Cardiac Arrhythmias, 4th Edition, covers all you need to know in this fast-changing field. (elsevier.ca)
This is an excellent, comprehensive, and updated resource on catheter ablation of cardiac arrhythmias. (elsevier.ca)
Catheter ablation is a minimally invasive treatment to help patients with arrhythmias. (ynhh.org)
Catheter ablation for monomorphic ventricular tachycardia in Brugada syndrome patients: detailed characteristics and long-term follow-up. (cdc.gov)

Examples are ventricular tachycardia and ventricular fibrillation. (medlineplus.gov)
Sendra-Ferrer M , Gonzalez MD. Ibutilide for the control of refractory ventricular tachycardia and ventricular fibrillation in patients with myocardial ischemia and hemodynamic instability. (muhealth.org)

This is the most common type of tachycardia. (mayoclinic.org)
An electrocardiogram (ECG) is used to classify the type of tachycardia. (wikipedia.org)
Ventricular tachyarrhythmia (ventricular fibrillation) is the most dangerous type of tachycardia. (biotronik.com)

citation needed] In monomorphic ventricular tachycardia, the shape of each heart beat on the ECG looks the same because the impulse is either being generated from increased automaticity of a single point in either the left or the right ventricle, or due to a reentry circuit within the ventricle. (wikipedia.org)
The most common cause of monomorphic ventricular tachycardia is scarring of the heart muscle from a previous myocardial infarction (heart attack). (wikipedia.org)

The term ventricular arrhythmia refers to the group of abnormal cardiac rhythms originating from the ventricle, which includes ventricular tachycardia, ventricular fibrillation, and torsades de pointes. (wikipedia.org)
Many types of irregular heart rhythms (arrhythmias) can cause tachycardia. (mayoclinic.org)
The Akron Children's Hospital Pediatric Arrhythmia Center is a pioneer in the treatment of abnormal heart rhythms. (akronchildrens.org)
Abnormal heart rhythms called arrhythmias are common conditions impacting the heart's electrical system. (nationaljewish.org)
So, the finding of abnormal cardiac rhythms and automatic classification of the normal heart activity became a crucial task for clinical motives. (hindawi.com)

While waiting for a defibrillator, a precordial thump may be attempted (However reserved to those who have the prior experience of doing so) in those on a heart monitor who are seen going into an unstable ventricular tachycardia. (wikipedia.org)
An implantable cardiac defibrillator or medications such as calcium channel blockers or amiodarone may be used to prevent recurrence. (wikipedia.org)

Ventricular tachycardia can occur due to coronary heart disease, aortic stenosis, cardiomyopathy, electrolyte imbalance, or a heart attack. (wikipedia.org)
Objective To investigate the association of accelerometer-measured lifestyle physical activity with rapid-rate non-sustained ventricular tachycardias (RR-NSVTs) in patients with arrhythmogenic cardiomyopathy (AC). (bmj.com)
In patients with frequent or incessant tachycardias, a decline in effort tolerance and symptoms of heart failure may represent early manifestations of tachycardia-induced cardiomyopathy. (medscape.com)
Dr. Blitzer takes care of patients with a variety of cardiac issues including atrial fibrillation(an irregular and often rapid heart rhythm), cardiomyopathy(disease of the heart muscle), and tachycardia (a too-fast heart rate). (ynhh.org)

The most common type of arrhythmia is atrial fibrillation , which causes an irregular and fast heart beat. (medlineplus.gov)
The most common arrhythmia in adults is atrial fibrillation. (prweb.com)
and Ablation of Genetically Triggered Ventricular Tachycardia/Fibrillation. (elsevier.ca)
Offers expert guidance on atrial tachycardia and flutter, atrial fibrillation, atrioventricular nodal reentrant tachycardia, tachycardias related to accessory atrioventricular connections, ventricular tachycardia, transseptal catheterization techniques, ablation for pediatric patients, and patient safety and complications. (elsevier.ca)
Ventricular tachycardia can lead to ventricular fibrillation, which can lead to death within a matter of minutes. (biotronik.com)
An ICD is the best method to protect patients from ventricular tachycardia and fibrillation. (biotronik.com)
Asymptomatic atrial fibrillation can be treated by cardiac monitors like BioMonitor2. (biotronik.com)
The literature reports the detection and identification of life-threatening arrhythmias and, particularly, congestive heart failure, ventricular and atrial fibrillation, and ventricular tachycardia. (hindawi.com)
The most common conduction abnormalities include atrial fibrillation, bundle branch block (usually right), unexplained sinus tachycardia, and single or multiple premature ventricular contractions. (msdmanuals.com)

Sinus tachycardia is commonly encountered in clinical practice and when persistent, can result in significant symptoms and impaired quality of life, warranting further evaluation. (medscape.com)
In this review, we focus on two challenging problems that span the spectrum of abnormally fast sinus HR. The first section reviews inappropriate sinus tachycardia, a complex disorder characterized by rapid sinus HR without a clear underlying cause, with particular emphasis on current management options. (medscape.com)
[ 4-10 ] Over the course of the past few years, high resting sinus HR within the normal range of 60-100 bpm has become an exciting area of investigation as more and more data have emerged supporting its role in predicting hard clinical end points, [ 9 , 11-13 ] and has led to suggestions that it is time to redefine tachycardia. (medscape.com)
Common causes of sinus tachycardia. (medscape.com)
IST is a diagnosis of exclusion and extensive evaluation to identify secondary causes of sinus tachycardia should be performed. (medscape.com)
Sinus tachycardia refers to a typical increase in the heart rate often caused by exercise or stress. (mayoclinic.org)
Upon exertion, sinus tachycardia can also be seen in some inborn errors of metabolism that result in metabolic myopathies , such as McArdle's disease (GSD-V) . [10] [11] Metabolic myopathies interfere with the muscle's ability to create energy. (wikipedia.org)
Arrhythmia is a common clinical term for any cardiac rhythm that diverges from a normal ECG known as normal sinus rhythm. (hindawi.com)
Coronary sinus, normally located between the LEFT ATRIUM and LEFT VENTRICLE on the posterior surface of the heart, can serve as an anatomical reference for cardiac procedures. (bvsalud.org)

Tachycardia may not cause any symptoms or complications. (mayoclinic.org)
Symptoms of arrhythmias include fatigue, dizziness, lightheadedness and fainting spells. (akronchildrens.org)

However, in rapid atrial tachycardias with variable atrioventricular (AV) conduction and in MAT, the pulse may be irregular. (medscape.com)
A narrow complex tachycardia with an accessory conduction pathway, often termed "supraventricular tachycardia with pre-excitation" (e.g. (wikipedia.org)
Some patients develop conduction abnormalities and/or arrhythmias. (msdmanuals.com)

With the right care, children with arrhythmias can lead healthy lives. (akronchildrens.org)

Focal atrial tachycardia is usually episodic or paroxysmal. (medscape.com)
Paroxysmal supraventricular tachycardia (PSVT) is episodes of rapid heart rate that start in a part of the heart above the ventricles. (medlineplus.gov)
Paroxysmal supraventricular tachycardia (PSVT) is a type of abnormal heart rhythm, or arrhythmia . (hopkinsmedicine.org)

Patients with commotio cordis are treated for their arrhythmia (eg, resuscitation with cardiopulmonary resuscitation [CPR] and defibrillation followed by in-hospital observation). (msdmanuals.com)

PALO ALTO, Calif., May 26, 2021 /PRNewswire/ -- Varian, a Siemens Healthineers company, announced today that the U.S. Food and Drug Administration (FDA) has granted the company Breakthrough Device Designation for its cardiac radioablation (CRA) system, currently in development as a noninvasive therapy for select patients with refractory ventricular tachycardia (VT). (varian.com)

Fever , hyperventilation , diarrhea and severe infections can also cause tachycardia, primarily due to increase in metabolic demands. (wikipedia.org)

Clinical manifestations of NMS are hyperpyrexia, muscle rigidity, altered mental status and evidence of autonomic instability (irregular pulse or blood pressure, tachycardia, diaphoresis and cardiac dysrhythmias). (nih.gov)
Early positive clinical results suggest that non-invasive cardiac radioablation could offer new hope for patients with refractory VT,' said Kolleen Kennedy, President, Proton Solutions and Growth Office, Varian. (varian.com)
We used logistic regression modeling to identify those variables associated with an increased risk of clinical or induced ventricular tachycardia (VT), or clinical VT exclusively. (revespcardiol.org)
The Cardiac Society was founded to provide an avenue for the exchange of ideas relating to the clinical and research activities among the present and former cardiology fellows, trainees, and teaching staff of The Texas Heart Institute. (texasheart.org)
Clinical arrhythmia of the patients in the registry (primary implants and total implants). (revespcardiol.org)
Number of Primary Implants in 2005 and 2006, According to Type of Heart Disease, Clinical Arrhythmia, and Presentation. (revespcardiol.org)
Patients suspected of having blunt cardiac injury because of clinical, ECG, or E-FAST findings should have formal echocardiography to evaluate function and anatomic abnormalities. (msdmanuals.com)
iii) derivation of partial differential equations (PDE) to establish a pipeline to predict long-term clinical outcomes in ventricular tachycardia. (bvsalud.org)
Finally, it seems appropriate to consider the "sodium channel syndrome" (mutations in the gene of the α subunit of the sodium channel, SCN5A gene) as a single clinical entity that may manifest in a wide range of phenotypes, to thus have a better insight on these cardiac syndromes and potential outcomes for their clinical treatment. (bvsalud.org)

An arrhythmia is a problem with the rate or rhythm of your heartbeat. (medlineplus.gov)
citation needed] The diagnosis of ventricular tachycardia is made based on the rhythm seen on either a 12-lead ECG or a telemetry rhythm strip. (wikipedia.org)
Accordingly, these cardiac rhythm disturbances are labeled as MAs. (medscape.com)
2012 ACCF/AHA/HRS focused update incorporated into the ACCF/AHA/HRS 2008 guidelines for device-based therapy of cardiac rhythm abnormalities: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines and the Heart Rhythm Society. (medlineplus.gov)
An arrhythmia is an abnormal heart rhythm. (uclahealth.org)
Visit our Resources and Links page for helpful links regarding heart rhythm problems and various cardiac procedures. (uclahealth.org)
This study demonstrates QTc prolongation and cardiac rate/rhythm disturbances in response to episodes of nocturnal hypoglycaemia in ambulant patients with type 1 diabetes. (nih.gov)
As a heart rhythm specialist who routinely treats individuals with VT, I am thrilled to see the FDA recognize Varian's cardiac radioablation system as a breakthrough technology. (varian.com)
Our electrophysiologists (EPs) - doctors with special training in heart rhythm problems - are the ones who perform cardiac ablation. (luriechildrens.org)
The only way to avoid the fatal outcome is to restore the normal cardiac rhythm by means of an electrical cardioversion or in some cases by using a pacemaker. (escardio.org)
If the rhythm is too fast (tachycardia) the device restores the normal rate by using either antitachycardia pacing or, if necessary, internal electrical shock as well. (escardio.org)
As the only hospital in Florida's Southeast region accredited by the Intersocietal Accreditation Commission (IAC) in cardiac electrophysiology, our Broward Health electrophysiologists treat every type of heart rhythm disorder. (browardhealth.org)
Mark Blitzer, MD, is a cardiologist and cardiac electrophysiologist, a type of specialist who diagnoses and treats heart rhythm abnormalities, or arrhythmias. (ynhh.org)
There are areas in the cardiac muscle with anatomical and functional differentiation that present automatism, thus subjecting the rest of the fibers to their own rhythm. (bvsalud.org)

2021 ESC Guidelines on cardiac pacing and cardiac resynchronization therapy. (empendium.com)

citation needed] Polymorphic ventricular tachycardia, on the other hand, is most commonly caused by abnormalities of ventricular muscle repolarization. (wikipedia.org)
Congenital problems include long QT syndrome and catecholaminergic polymorphic ventricular tachycardia. (wikipedia.org)
These are the long QT syndrome (2), the Brugada syndrome (3), the short QT syndrome (4) and the catecholaminergic polymorphic ventricular tachycardia (5). (escardio.org)
Polymorphic ventricular tachcardia is a form of ventricular tachycardia in which there are multiple focci for the origin of the ventricular complex. (wikidoc.org)

AVNRT (AtrioVentricular Nodal Reentrant Tachycardia): An electrical short circuit exists inside a part of the heart called the AV node. (prweb.com)
AVRT (AtrioVentricular Reciprocating Tachycardia): This is the type of SVT that patients with Wolf-Parkinson-White (WPW) develop-they are usually diagnosed in childhood, but occasionally the diagnosis is made as an adult. (prweb.com)
Atrioventricular nodal re-entrant tachycardia (AVNRT) is the most common cause of PSVT. (hopkinsmedicine.org)
The presence of this extra path can encourage a "short circuit" arrhythmia known as an atrioventricular reciprocating tachycardia (AVRT). (hopkinsmedicine.org)
100 bpm at rest, significant ventricular arrhythmia (e.g., ventricular tachycardiatachycardia) required treatment, or higher-grade atrioventricular (AV) block (i.e. (who.int)

We work with our patients to determine the best treatment options, including cardiac ablation and cardiac device implantation. (nationaljewish.org)
Cardiac device implantation is performed by our electrophysiologists in the state-of-the-art electrophysiology lab at Saint Joseph Hospital. (nationaljewish.org)

In tachycardia, an irregular electrical signal (impulse) starting in the upper or lower chambers of the heart causes the heart to beat faster. (mayoclinic.org)
Tachycardias can be further classified as either regular or irregular. (wikipedia.org)

Ventricular Tachycardia Ablation versus Escalation of Antiarrhythmic Drugs. (varian.com)

2019 ESC Guidelines for the management of patients with supraventricular tachycardia: The Task Force for the management of patients with supraventricular tachycardia of the European Society of Cardiology (ESC). (empendium.com)
Children recover from cardiac ablation in our 44-bed Regenstein Cardiac Care Unit , where cardiology attending physicians are available 24/7. (luriechildrens.org)

Specialists typically recommend either medication or a minimally invasive procedure called cardiac ablation. (prweb.com)

HRS/EHRA/APHRS expert consensus statement on the diagnosis and management of patients with inherited primary arrhythmia syndromes: document endorsed by HRS, EHRA, and APHRS in May 2013 and by ACCF, AHA, PACES, and AEPC in June 2013. (empendium.com)
Reentrant atrial tachycardia is not uncommon in patients with a history of a surgically repaired atrial septal defect. (medscape.com)
In patients with multifocal atrial tachycardia (MAT), the history may disclose an underlying illness that is causing the tachycardia. (medscape.com)
Risk stratification of ventricular arrhythmias in patients with repaired tetralogy of Fallot (rTOF) remains unresolved. (revespcardiol.org)
We aimed to identify right ventricular (RV) electrophysiological parameters potentially associated with a higher risk of ventricular arrhythmias in patients with rTOF. (revespcardiol.org)
For 2 patients, QT-interval prolongation but no arrhythmias occurred. (cdc.gov)
At National Jewish Health, our electrophysiologists diagnose and treat arrhythmia patients from Denver and throughout Colorado. (nationaljewish.org)
Our goal is to help patients and to manage their arrhythmia so they can lead full and active lives. (nationaljewish.org)
In many cases, we are able to cure the arrhythmia so patients do not need to be on medication long term. (nationaljewish.org)
In many patients, the tachycardia episode can be stopped by bearing down or rubbing the carotid artery. (hopkinsmedicine.org)

Cardiac arrhythmias: diagnosis and management. (medscape.com)

Cardiac dysrhythmias can be induced by various triggers. (medscape.com)

Cardiac Catheterization (incl. (sharecare.com)
Using advanced technology in our state-of-the-art cardiac catheterization labs, our team specializes in non-surgical treatment options for heart and vascular conditions. (browardhealth.org)

He utilizes many different treatments in his practice, including implantable cardioverter defibrillators (which detect and stop heart arrhythmias), pacemakers (which send electrical pulses to regulate heartbeats), and catheter ablations. (ynhh.org)

Treatment for tachycardia may include specific maneuvers, medication, cardioversion or surgery to control a rapid heartbeat. (mayoclinic.org)

But for those who need it, it's a safe and effective way to treat pediatric arrhythmia. (luriechildrens.org)

Arrhythmias, on the other hand, are electrical abnormalities that can be caused by a variety of factors. (everydayhealth.com)

However, the current interventional procedure-the cardiac ablation-predict only short-term responses to treatment as the heart constantly remodels itself post-arrhythmia. (bvsalud.org)
Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing 2019 5 56 (3): 313-319. (cdc.gov)
Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing 2019 10 57 (1): 97-103. (cdc.gov)

Compensatory process of regulated heart rate (HR), vasoconstriction, and hypertrophy eventually fail, leading to the distinguishing syndrome of heart failure: decreased cardiac output, sodium and water retention, elevated ventricular or atrial pressure, and circulatory and pulmonary congestion diagnoses [ 5 ]. (hindawi.com)
Congenital diaphragmatic hernia (CDH) results in abdominal contents entering the thoracic cavity, affecting both cardiac and pulmonary development. (bvsalud.org)

When the heart beats faster than normal, it is called tachycardia. (medlineplus.gov)
Tachycardia (tak-ih-KAHR-dee-uh) is the medical term for a heart rate over 100 beats a minute. (mayoclinic.org)
Beats too fast: Tachycardia is the medical term for when your heart beats too fast. (prweb.com)
Cardiac (heart) ablation is a non-surgical treatment for children who have abnormal heart beats, called arrhythmias. (luriechildrens.org)
Cardiac ablation helps get rid of heart beats that are too fast, called tachycardia arrhythmias . (luriechildrens.org)
[1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. (wikipedia.org)
Tachycardia is a very fast heart rate - over 100 beats per minute. (biotronik.com)
In ventricular tachycardia, the heart beats rhythmically and very quickly. (biotronik.com)

Tachycardia can lead to fainting . (wikipedia.org)

Tachycardia , also called tachyarrhythmia , is a heart rate that exceeds the normal resting rate . (wikipedia.org)

That's how we determine whether it's life-threatening and if we need to take action right away," says Demetrio Castillo , MD , an electrophysiologist (EP) at Memorial Cardiac and Vascular Institute . (prweb.com)
Raphael Sung, MD, is a cardiac electrophysiologist at National Jewish Health. (nationaljewish.org)

Because restoration of the normal rate occurs in the first seconds after initiation of the tachycardia, the haemodynamic consequences are only transient, and the patient survives. (escardio.org)
However, if tachycardia occurs at rest, it may be a symptom of a serious health disorder. (biotronik.com)

Common or complex arrhythmias occur when the heart's electrical system doesn't function properly, or when there's an extra electrical connection or abnormal electrical focus in the heart. (akronchildrens.org)

Anatomy31

Organisms6

Diseases75

Chemicals and Drugs50

Analytical, Diagnostic and Therapeutic Techniques and Equipment63

Phenomena and Processes31

Disciplines and Occupations3

Information Science4

Named Groups1

Health Care17

Bradycardia1

Sudden15

Palpitations4

Atrial flutter3

Syncope1

Arrest22

Catheter ablation7

Ventricular tachycardia and ventricular fibrillation2

Type of tachycardia3

Monomorphic ventricular2

Rhythms5

Defibrillator2

Cardiomyopathy4

Fibrillation9

Sinus9

Symptoms2

Conduction3

Children with arrhythmias1

Paroxysmal3

Cardiopulmonary resuscitation1

Refractory ventricular tachycardia1

Cause tachycardia1

Clinical9

Rhythm14

Resynchronization therapy1

Polymorphic4

Atrioventricular5

Implantation2

Irregular2

Antiarrhythmic Drugs1

Cardiology2

Called cardiac ablation1

Patients10

Diagnosis1

Dysrhythmias1

Catheterization2

Implantable1

Cardioversion1

Pediatric1

Abnormalities1

Interventional3

Pulmonary2

Beats8

Fainting1

TACHYARRHYTHMIA1

Electrophysiologist2

Occurs2

Heart's electrical system1