Tachycardia: Causes & Reasons

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Possible Causes for Tachycardia

Cardiac Arrhythmia

Fast tachycardias can cause hemodynamic collapse and sudden cardiac death. The causes, mechanisms, and origins of tachycardias are various. [intechopen.com]

Tachycardias can be managed and treated by pharmacological and non-pharmacological approaches. [web.archive.org]

[…] the tachycardia. [en.wikipedia.org]

Acute Amphetamine Intoxication

Diaphoresis Mydriasis Severe intoxication characterized by: Tachycardia HTN Hyperthermia Agitated delirium Seizures Diaphoresis Hypotension and respiratory distress may precede [emergency.unboundmedicine.com]

Benzodiazepines are the drug of choice for controlling anxiety, agitation, hypertension, and tachycardia. [clinicaladvisor.com]

[…] coingestions Evaluate for symptoms of end organ injury: Chest pain Shortness of breath Headache, confusion, and vomiting Physical Exam Common findings include: Agitation Tachycardia [emergency.unboundmedicine.com]

Atrial Arrhythmia

tachycardias. [thecardiologyadvisor.com]

In atrial tachycardia, the heart rate may be as fast as 200 to 300 beats per minute. [ucsfbenioffchildrens.org]

There are three major types of SVT including: Atrial fibrillation Paroxysmal supraventricular tachycardia (PSVT) Atrial Flutter & Atrial Tachycardia Atrial Flutter & Atrial [hopkinsmedicine.org]

Supraventricular Tachycardia

Tachycardia means fast heartbeat and supraventricualr means the region above the ventricles. [symptoma.com]

[…] the tachycardia. [en.wikipedia.org]

[…] is usually < 220 bpm; Supraventricular tachycardia is usually > 220 bpm Child: Sinus tachycardia is usually < 180 bpm; Supraventricular tachycardia is usually > 180 bpm EKG [medictests.com]

Diabetic Autonomic Neuropathy

Cardiac autonomic neuropathy (CAN) has been linked to resting tachycardia, postural hypotension, orthostatic bradycardia and orthostatic tachycardia (POTTS), exercise intolerance [ncbi.nlm.nih.gov]

Physical examination is likely to indicate variability in heart rate (resting tachycardia followed by bradycardia and later a fixed heart rate). [symptoma.com]

The manifestations of DAN cause multiple symptoms and involve the 1) cardiovascular system: resting tachycardia, reduced heart rate variability and circadian rhythm of heart [ncbi.nlm.nih.gov]

Atrial Fibrillation

In the emergency department, atrial fibrillation persisted and he experienced additional episodes of ventricular tachycardia. [ncbi.nlm.nih.gov]

A 63-year-old man presented with a 1-year history of atrial tachycardia (AT) 6 years after orthotopic heart transplantation with bicaval anastomosis. [ncbi.nlm.nih.gov]

There are three major types of tachycardia: Atrial tachycardia (starting in the atria) Supraventricular tachycardia (starting above the ventricles) Ventricular tachycardia [columbiasurgery.org]

Cardiomyopathy

Junctional ectopic tachycardia (JET) is a rare form of arrhythmia that is most commonly seen during infancy. [ncbi.nlm.nih.gov]

Case 2 presented isolated LVNC with nonsustained ventricle tachycardia. A cesarean section was performed at 36 weeks' gestation because of placenta previa. [ncbi.nlm.nih.gov]

Palpitations (fluttering in the chest) due to abnormal heart rhythms (arrhythmias) such as atrial fibrillation or ventricular tachycardia. [my.clevelandclinic.org]

Hypovolemia

Class I hemorrhage (loss of 0-15%) In the absence of complications, only minimal tachycardia is seen. [emedicine.medscape.com]

One of the signs and symptoms of hypovolemia is tachycardia (Nursing, 2000). Tachycardia is the medical term for rapid heartbeat (Mayo Clinic). [brighthub.com]

Tachycardia is sensitive but not specific indicator. [openanesthesia.org]

Atrial Flutter

There are three major types of SVT including: Atrial fibrillation Paroxysmal supraventricular tachycardia (PSVT) Atrial Flutter & Atrial Tachycardia Atrial Flutter & Atrial [hopkinsmedicine.org]

Atrial flutter, atrial fibrillation, and other primary atrial tachycardias. [experts.umn.edu]

Tachycardia Typical atrial flutter results from a single "short-circuit" in the right atrium. [hopkinsmedicine.org]

Neurocirculatory Asthenia

Acetylcholinesterase inhibition improves tachycardia in postural tachycardia syndrome. Circulation. 2005 ; 111 : 2734 –2740. ↵ Yusuf S, Camm AJ. [web.archive.org]

Acetylcholinesterase inhibition improves tachycardia in postural tachycardia syndrome. Circulation. 2005 ; 111 : 2734–2740. Link Google Scholar 15 Yusuf S, Camm AJ. [doi.org]

Deciphering the sinus tachycardias. Clin Cardiol. 2005 ; 28 : 267 –276. [web.archive.org]

Paroxysmal Nodal Tachycardia

Three of the most common supraventricular tachycardias are: atrial tachycardia, atrioventricular reentrant tachycardia, and atrioventricular nodal reentrant tachycardia. [cardionetics.com]

The rate of the tachycardia is regular (130 to 250 beats per minute). [jamanetwork.com]

[…] atrial tachycardias. [escardio.org]

Sick Sinus Syndrome

(SSS, Bradycardia-tachycardia syndrome) Progression of Sick Sinus Syndrome (SSS, Bradycardia-tachycardia syndrome) Symptoms of Sick Sinus Syndrome (SSS, Bradycardia-tachycardia [healthengine.com.au]

Exercise seldom provokes tachycardia in patients with paroxysmal supraventricular tachycardia (PSVT). [ncbi.nlm.nih.gov]

The study group consisted of three male patients with sick sinus syndrome, intraventricular conduction disease, and monomorphic sustained ventricular tachycardia. [ncbi.nlm.nih.gov]

Paroxysmal Supraventricular Tachycardia

The incidence of supraventricular tachycardia increases with age. [ncbi.nlm.nih.gov]

AV nodal reentrant tachycardia (AVNRT) Junctional ectopic tachycardia (JET) AV reentrant tachycardia (AVRT) Nonparoxysmal junctional tachycardia (NPJT) Paroxysmal supraventricular [symptoma.com]

Electrophysiological study revealed atrioventricular nodal reentrant tachycardia in the first case, and atrioventricular reentrant tachycardia due to a concealed left lateral [ncbi.nlm.nih.gov]

Pulmonary Edema

In both procedures, patients developed severe hypertension and tachycardia, with subsequent oxygen desaturations with noted pulmonary edema. [ncbi.nlm.nih.gov]

Results for the categorical variables were as follows: hyperglycemia (OR 10.25, 95% CI 4.82-21.76), tachycardia (OR 6.21, 95% CI 3.02-12.75), hypertension (OR 3.79, 95% CI [ncbi.nlm.nih.gov]

She subsequently developed agitation, increasing tachypnea and tachycardia, and a persistent cough. Her lungs had diffuse crackles and rhonchi. [professional.diabetes.org]

Autonomic Neuropathy

Patients presented with multiple different autonomic disorders, including postural tachycardia syndrome, gastrointestinal dysmotility, and complex regional pain syndrome. [ncbi.nlm.nih.gov]

The most common form of autonomic neuropathy is postural orthostatic tachycardia syndrome (POTS). [symptoma.com]

The patient underwent treatment for symptomatic urinary tract infection and while her fever and leucocytosis resolved, tachycardia persisted. [ncbi.nlm.nih.gov]

High-Output Heart Failure

Hyperthyroidism causes tachycardia-mediated cardiomyopathy and thus high output heart failure and is often accompanied by atrial fibrillation. [symptoma.com]

Her EKG showed sinus tachycardia at 108 beats per minute. ECHO showed a normal ejection fraction with moderate mitral regurgitation. [shmabstracts.com]

Patients may present with the usual signs of high-output heart failure including tachycardia, elevated pulse pressure, hyperkinetic precordium, and jugular venous distension [ncbi.nlm.nih.gov]

Paroxysmal Ventricular Tachycardia

QRS complex aspect depends on the origin site of the tachycardia. [symptoma.com]

When the tachycardia is regular, it is most important to determine whether it is a SINUS TACHYCARDIA or a SUPRAVENTRICULAR TACHYCARDIA. [ecgguru.com]

tachycardia (AVRT), and atrial tachycardias. [amboss.com]

Torsades De Pointes

Pacemaker induced torsades de pointes tachycardia Statistics from Altmetric.com Torsades de pointes tachycardia may be triggered by several factors, including antiarrhythmic [heart.bmj.com]

The characteristic ECG findings of VT are broad QRS complexes (> 120 ms) and tachycardia (> 120 bpm). [amboss.com]

Polymorphic Ventricular Tachycardia 12-lead ECG Example [healio.com]

Ventricular Tachycardia

Prognosis is excellent in individuals with idiopathic ventricular tachycardia. Heart diseases are the most common cause of ventricular tachycardia. [symptoma.com]

"Wide Complex Tachycardia - Ventricular Tachycardia or Not Ventricular Tachycardia, That Remains the Question". [en.wikipedia.org]

Ventricular tachycardias include ventricular tachycardia, ventricular fibrillation, and torsades de pointes; although these rhythms may be benign and asymptomatic, others [ncbi.nlm.nih.gov]

Dilated Cardiomyopathy

tachycardia Atrioventricular tachycardia Permanent junctional reciprocating tachycardia Atrial pacing at high rates Ventricular causes Premature ventricular complexes Right [escardio.org]

Here, we report a Chinese family with typical DCM, ventricular tachycardia, syncope, and SCD. [ncbi.nlm.nih.gov]

The treatment is of a dilated cardiomyopathy is aimed at the cause if potentially reversible (i.e. selenium deficiency or tachycardia mediated) and towards blockage of the [healio.com]

Chronic Right-Sided Congestive Heart Failure

Electrocardiogram • Old MI or recent MI • Arrhythmia • Some forms of Cardiomyopathy are tachycardia related • LBBB→may help in management 28. [slideshare.net]

These include atrial fibrillation and ventricular tachycardia. [healio.com]

Other compensatory changes are increase of blood volume by retention of salt and water and tachycardia. [histopathology-india.net]

Sinus Tachycardia

Normal sinus tachycardia is the most common among sinus tachycardia. [symptoma.com]

Sinus tachycardia ECG readout of an individual with sinus tachycardia. Here the heart rate is around 150. [en.wikipedia.org]

Therefore, a diagnosis of sinus tachycardia with tachycardia dependent left bundle branch block was made. [ncbi.nlm.nih.gov]

Hyperthyroidism

The fetuses were considered in hyperthyroid status based on high levels of maternal TRAb, a goiter, and persistent tachycardia. [ncbi.nlm.nih.gov]

Prenatal ultrasonography of a pregnant woman with a past history of total thyroidectomy for Graves' disease detected fetal tachycardia, fetal growth restriction and oligohydramnios [ncbi.nlm.nih.gov]

Fetal tachycardia was detected at 17 wk in the fourth pregnancy. [ncbi.nlm.nih.gov]

Brugada Syndrome

In electrophysiological study he developed right ventricular outflow tract tachycardia provoked by combined infusion of ajmaline and orciprenaline. [ncbi.nlm.nih.gov]

This report documents a case of Brugada syndrome and polymorphic ventricular tachycardia-ventricular fibrillation not initially recognized in a patient taking nortriptyline [ncbi.nlm.nih.gov]

Twenty years ago, he underwent radiofrequency catheter ablation for idiopathic sustained monomorphic ventricular tachycardia (VT) with an RBBB and superior axis pattern. [ncbi.nlm.nih.gov]

Postural Orthostatic Tachycardia Syndrome

Key points • Postural orthostatic tachycardia syndrome (POTS) is an often-disabling syndrome of symptomatic orthostatic tachycardia in the absence of orthostatic hypotension [medlink.com]

title = "Postural Orthostatic Tachycardia Syndrome (POTS)", abstract = "Postural Orthostatic Tachycardia Syndrome (POTS) is a condition characterized by orthostatic tachycardia [mayoclinic.pure.elsevier.com]

[…] less tachycardia reserve and be more susceptible to exaggerated tachycardia with these medications. [ahajournals.org]

Long QT Syndrome

LQTS indicates long-QT syndrome; CPVT, catecholaminergic polymorphic ventricular tachycardia. [doi.org]

Here we present a girl 20 months of age with refractory ventricular tachycardia due to long QT syndrome successfully treated by left cardiac sympathetic denervation. [ncbi.nlm.nih.gov]

Torsades de pointes ventricular tachycardia is a specific type of ventricular tachycardia that occurs in people who have a particular disorder of the heart's electrical activity [msdmanuals.com]

Tachyarrhythmia

tachycardia Atrial tachycardia Multifocal atrial tachycardia Junctional tachycardia Wide complex Ventricular tachycardia, any tachycardia that originates in the ventricles [en.wikipedia.org]

We describe a neonate that developed alternating wide and narrow complex tachycardias following heart surgery for congenital heart defect. [ncbi.nlm.nih.gov]

tachycardia. [ecgwaves.com]

Pulmonary Embolism

The most common ECG finding in the setting of a pulmonary embolism is sinus tachycardia. [healio.com]

Neurological examination returned to base line status but sinus tachycardia and low saturation value on room air were continuing. [ncbi.nlm.nih.gov]

Tracheobronchomalacia is an uncommon condition, which presents with similar symptoms to pulmonary embolism, including hypoxemia, tachycardia, and shortness of breath. [ncbi.nlm.nih.gov]

Ischemic Cardiomyopathy

BACKGROUND: Noninducibility of sustained monomorphic ventricular tachycardia (SMVT) postablation does not insure absence of later recurrence in patients with ischemic cardiomyopathy [ncbi.nlm.nih.gov]

KEYWORDS. dilated catheter ablation, tachycardia, ventricular cardiomyopathy. Dr. [innovationsincrm.com]

Herein, we describe a patient with severe ischemic cardiomyopathy and refractory CHF who developed incessant ventricular tachycardia (VT) after the initiation of biventricular [ncbi.nlm.nih.gov]

Kounis Syndrome

+ + ST segment elevation + + ST segment depression + + T-wave inversion + + Ventricular tachycardia + + Laboratory signs Coronary angiography +/- - Eosinophilia +/- +/- Increased [medscape.com]

Physical exam was significant for tachycardia, extensive envenomation and urticaria. Initial electrocardiogram (ECG) revealed no evidence of active ischemia. [onlinejacc.org]

They also induce tachycardia, dysfunctional ventricular contractility and blockade of atrioventricular conduction. [eusem.org]