Tachycardia: Difference between revisions

	Tachycardia Microchapters
Home
Patient Information
Overview
Historical Perspective
Classification
Pathophysiology
Causes
Risk Factors
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms
Physical Examination
Laboratory Findings
Electrocardiogram
Chest X Ray
Echocardiography
MRI
Other Imaging Findings
Other Diagnostic Studies
Treatment
Medical Therapy
Surgery
Primary Prevention
Secondary Prevention
Cost-Effectiveness of Therapy
Future or Investigational Therapies
Case Studies
Case #1
Tachycardia On the Web
Most recent articles
Most cited articles
Review articles
CME Programs
Powerpoint slides
Images
American Roentgen Ray Society Images of Tachycardia All Images X-rays Echo & Ultrasound CT Images MRI
Ongoing Trials at Clinical Trials.gov
US National Guidelines Clearinghouse
NICE Guidance
FDA on Tachycardia
CDC on Tachycardia
Tachycardia in the news
Blogs on Tachycardia
Directions to Hospitals Treating Tachycardia
Risk calculators and risk factors for Tachycardia

	Tachycardia;
	Rhythm strip showing a run of ventricular tachycardia (VT)

VisualWikitext

Latest revision as of 19:11, 15 June 2015

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor-In-Chief: M.Umer Tariq [2]

Overview

Classification

Tachycardia

Narrow complex tachycardia (SVT)

Wide complex tachycardia

The origin of the impulse:
Atria

The origin of the impulse:
AV junction

The origin of the impulse:
Atria or AV junction

The origin of the impulse:
AV junction

The origin of the impulse:
Atria, AV junction or ventricles

Presence of an accessory pathway

The origin of the impulse:
Pacemaker

Atrial fibrillation
Atrial flutter
Ectopic atrial rhythm
Multifocal atrial tachycardia (MAT)
Paroxysmal atrial tachycardia (PAT) with block
Premature atrial contractions (PAC)
Sinus tachycardia
Wandering atrial pacemaker
Sick sinus syndrome

AVNRT

AVRT (accessory pathway):
- Wolff-Parkinson-White syndrome (WPW)
- Lown-Ganong-Levine syndrome (LGL)

Accelerated junctional rhythm

SVTAC
(SVT with aberrant conduction):

Left bundle branch block
Left anterior hemi-block
Lefo posterior hemi-block
Right bundle branch block
Trifascicular block

Ventricular tachycardia
Ventricular fibrillation
Ventricular parasystole

Wolff-Parkinson-White syndrome (WPW)
Lown-Ganong-Levine syndrome (LGL)

Pacemaker-mediated tachycardia
Runaway pacemaker syndrome
Sensor induced tachycardia

Pathophysiology

Causes

Risk Factors

Natural History, Complications and Prognosis

Diagnosis

Treatment

Case Studies

Case #1

Template:WikiDoc Sources

@@ Line 4: / Line 4: @@
    Image          = Tachycardia 0001.jpg|
    Caption        = Rhythm strip showing a run of [[ventricular tachycardia]] (VT)|
-  MeshID         = D013610 |
 }}
 {{Tachycardia}}
@@ Line 10: / Line 9: @@
 ==[[Tachycardia overview|Overview]]==
-==[[Tachycardia historical perspective|Historical Perspective]]==
 ==[[Tachycardia classification|Classification]]==
+{{familytree/start |summary=Tachycardia}}
+{{familytree | | | | | | | | | | | | A01 | | | A01=Tachycardia}}
+{{familytree | | | | | |,|-|-|-|-|-|-|^|-|-|-|-|-|-|.| | }}
+{{familytree | | | | | B01 | | | | | | | | | | | | B02 | | B01= '''[[SVT|Narrow complex tachycardia (SVT)]]'''| B02= '''[[Wide complex tachycardia]]''' }}
+{{familytree | | | |,|-|^|-|-|-|.| | | |,|-|-|-|-|-|^|-|-|-|-|-|.| | }}
+{{familytree | | | C01 | | | | C02 | | C03 | | C04 | | C05 | | C06 | | C01= '''<u>The origin of the impulse:</u><br>Atria'''| C02= '''<u>The origin of the impulse:</u><br>AV junction'''| C03='''<u>The origin of the impulse:</u><br>Atria or AV junction''' | C04= '''<u>The origin of the impulse:</u><br>AV junction'''| C05= '''<u>The origin of the impulse:</u><br>Atria, AV junction or ventricles<br><br> Presence of an [[accessory pathway]]'''| C06= '''<u>The origin of the impulse:</u><br>Pacemaker'''}}
+{{familytree | |,|-|^|-|.| | | |!| | | |!| | | |!| | | |!| | | |!| | }}
+{{familytree | D01 | | D02 | | D03 | | D04 | | D05 | | D06 | | D07 | D01= [[Atrial fibrillation]] <br> [[Atrial flutter]] <br> [[Ectopic Atrial Rhythm|Ectopic atrial rhythm]] <br> [[Multifocal Atrial Tachycardia (MAT)|Multifocal atrial tachycardia (MAT)]] <br> [[Paroxysmal Atrial Tachycardia (PAT) with Block|Paroxysmal atrial tachycardia (PAT) with block]] <br> [[Premature Atrial Contractions (PACs)|Premature atrial contractions (PAC)]] <br> [[Sinus Tachycardia|Sinus tachycardia]] <br> [[Wandering atrial pacemaker]]<br> [[Sick sinus syndrome]]| D02= [[AVNRT]] <br><br> [[AVRT]] ([[accessory pathway]]):<br>- [[Wolff-Parkinson-White syndrome|Wolff-Parkinson-White syndrome (WPW)]]<br>- [[Lown-Ganong-Levine syndrome|Lown-Ganong-Levine syndrome (LGL)]]|D03=[[Accelerated junctional rhythm]]| D04= '''[[Wide complex tachycardias|SVTAC]]'''<br>'''([[Wide complex tachycardias|SVT with aberrant conduction]]):<br><br>'''[[Left Bundle Branch Block|Left bundle branch block]] <br> [[LAHB|Left anterior hemi-block]] <br> [[Left posterior fascicular block electrocardiogram|Lefo posterior hemi-block]] <br> [[Right Bundle Branch Block|Right bundle branch block]] <br> [[Trifascicular block]]| D05= [[Ventricular tachycardia]] <br> [[Ventricular fibrillation electrocardiogram|Ventricular fibrillation]] <br> [[Ventricular Parasystole|Ventricular parasystole]] | D06= [[Wolff-Parkinson-White syndrome|Wolff-Parkinson-White syndrome (WPW)]]<br>[[Lown-Ganong-Levine syndrome|Lown-Ganong-Levine syndrome (LGL)]]| D07= [[Pacemaker-mediated tachycardia]] <br> [[Runaway pacemaker syndrome]]<br> [[Sensor induced tachycardia]]}}
+{{familytree/end}}
 ==[[Tachycardia pathophysiology|Pathophysiology]]==
@@ Line 24: / Line 30: @@
 ==Diagnosis==
-[[Tachycardia history and symptoms| History and Symptoms]] | [[Tachycardia physical examination |Physical Examination]] | [[Tachycardia laboratory findings|Laboratory Findings]] | [[Tachycardia electrocardiogram|Electrocardiogram]] | [[Tachycardia chest x ray|Chest X Ray]] | [[Tachycardia echocardiography|Echocardiography]] | [[Tachycardia other imaging findings|Other Imaging Findings]] | [[Tachycardia other diagnostic studies|Other Diagnostic Studies]]
+[[Tachycardia history and symptoms| History and Symptoms]] | [[Tachycardia physical examination |Physical Examination]] | [[Tachycardia laboratory findings|Laboratory Findings]] | [[Tachycardia electrocardiogram|Electrocardiogram]] | [[Tachycardia chest x ray|Chest X Ray]] | [[Tachycardia echocardiography|Echocardiography]] | [[Tachycardia MRI|MRI]] |[[Tachycardia other imaging findings|Other Imaging Findings]] | [[Tachycardia other diagnostic studies|Other Diagnostic Studies]]
 ==Treatment==
@@ Line 33: / Line 39: @@
-{{Symptoms and signs}}
 {{Electrocardiography}}
 {{Circulatory system pathology}}
@@ Line 39: / Line 44: @@
-[[cs:Tachykardie]]
-[[de:Tachykardie]]
 [[es:Taquicardia]]
-[[et:Tahhükardia]]
 [[fr:Tachycardie]]
-[[ko:빠른맥]]
-[[it:Tachicardia]]
-[[nl:Tachycardie]]
 [[ja:頻脈]]
 [[pt:Taquicardia]]
 [[ru:Тахикардия]]
-[[fi:Takykardia]]
-[[sv:Takykardi]]
 [[pl:Tachykardia]]
 [[tr:Taşikardi]]
@@ Line 58: / Line 56: @@
 [[Category:Cardiology]]
+[[Category:Medical signs]]
 [[Category:Signs and symptoms]]
 [[Category:Emergency medicine]]
+[[Category:Arrhythmia]]
+[[Category:Electrophysiology]]

v t e Electrocardiography
Overview	History of the EKG • EKG interpretation basics • Normal sinus rhythm
EKG Complexes	P wave • QRS complex • ST Segment • T wave • T wave alternans • Tombstone T wave • U wave Osborn wave • H wave • K wave • Delta wave NSSTW changes
EKG Intervals	PR Interval • QRS Interval • ST Interval • QT Interval
Conduction System & Bradycardia	Cardiac pacemaker • SA node • AV node• Bundle of His • Purkinje fibers • Sinus bradycardia • First Degree AV Block • Second Degree AV Block • Complete or Third-Degree AV Block • Concealed conduction • AV Junctional Rhythms • LBBB • LAHB • LPHB • RBBB • Trifascicular block
Atrial Arrhythmias	Sinus tachycardia • Premature Atrial Contractions (PACs) • Ectopic Atrial Rhythm • Paroxysmal Atrial Tachycardia (PAT) • Paroxysmal Atrial Tachycardia (PAT) with Block • Multifocal Atrial Tachycardia (MAT) • Atrial Flutter • Atrial Fibrillation • Wandering atrial pacemaker
Ventricular Arrhythmias	Differential Diagnosis of Tachycardia with a Wide QRS Complex • Accelerated Idioventricular Rhythm • Ventricular Parasystole • Premature Ventricular Contractions (PVCs) • Ventricular tachycardia • Ventricular Fibrillation • Sudden cardiac death
EKG Abnormalities in Disease States	Hypertrophy & Dilatation • Right atrial enlargement • Left atrial enlargement • Biatrial enlargement • Left Ventricular Hypertrophy • Right Ventricular Hypertrophy • Biventricular Hypertrophy • Acute myocardial infarction • NSTEMI • STEMI • Tombstone ST elevation • Right ventricular myocardial infarction • Atrial infarction Pre-excitation Syndromes • Wolff-Parkinson-White Syndrome • Lown Ganong Levine Syndrome • Mahaim Type Preexcitation Cardiomyopathies • Arrhythmogenic Right Ventricular Dysplasia • Dilated Cardiomyopathy • Hypertrophic Cardiomyopathy Drug Effects on the EKG • Adenosine • β-blockers • Digitalis • Quinidine • Procainamide • Disopyramide • Lidocaine • Tocainide and Mexiletine • Phenytoin • Encainide, Flecainide and Propafenone • Amiodarone • Bretylium • Ca Channel Blockers • Phenothiazines • Tricyclic Antidepressants • Lithium Congenital Heart Disease • Dextrocardia • Atrial Septal Defect • Ventricular Septal Defect • Tetralogy of Fallot • Conjoined Twins or Siamese Twins • Congenital heart block Electrolyte Disturbances • Hyperkalemia • Hypokalemia • Hypercalcemia • Hypocalcemia • Nonspecific Changes Other Heart Diseases • Pericarditis • Myocarditis • Tamponade • Heart Transplantation • Sick Sinus Syndrome • Long QT Syndrome Inherited Disease • Brugada Syndrome Systemic Diseases • CNS Disease • Cardiac Tumors Heart Transplantation • EKG Changes in patient with Heart Transplantation Exogenous Effects • Hypothermia • Chest Trauma • Insect Bites • Electric Injuries
Technical Issues and Potential Errors in Interpretation	Artifacts • Lead Placement Errors • The EKG in a Patient with a Pacemaker • EKG in athletes


Tachycardia
Rhythm strip showing a run of ventricular tachycardia (VT)