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ECG Archive

Junctional or Low Atrial Rhythm
Catastrophic Event With Bradycardia
Myocardial Infarction With Non-obstructive Coronary Arteries
Normal ECG In A Young Adult
Acute M.I. With Right Bundle Branch Block and Atrial Pacing
Takotsubo Cardiomyopathy
ECG Basics: Ventricular Tachycardia
Ventricular Tachycardia In A Patient With Myopathy
AV Block of Undetermined Type
Inferior Wall M.I. With Right Ventricular M.I.
Right Bundle Branch Block With Machine Interpretation Error
Inferior Wall M.I. and Right Bundle Branch Block
Simultaneous Occlusions in LAD and Diagonal
Inferior Wall M.I. With Wide QRS and Complete AV Block
Brugada Pattern
ECG Basics: Accelerated Junctional Rhythm Overriding Normal Sinus Rhythm
ECG Challenge: Cardiac Arrest In A 41-Year-Old Woman
Early Hyperkalemia
Anterior Wall M.I. With Bifascicular Block
Incorrect Machine Interpretation

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ECG & Illustrations Archives Search (scrollable list)

  • 12 channel ECG
  • 12-Lead and Rhythm Strip
  • 15-Lead ECG
  • 2:1 conducton
  • A Fib
  • ACS
  • AIVR
  • APB
  • ATP
  • AV dissociation
  • AV Block
    • 2:1 AV block
    • Complete AV block
    • Complete heart block
    • First-degree AV block
    • Second-degree AV block Type I
    • Second-degree AV block Type II
    • Second-degree AV block with 2:1 conduction
    • Third-degree AV block
  • AV Reentry Tachycardia
  • AV block and ST elevation
  • AV blocks
  • AV dissociation
  • AV nodal reentry tachycardia
  • AV nodal rhythm
  • AVNRT
  • AVRT
  • AWMI
  • Aberrant conduction
    • Aberrant atrial premature beat
  • Accelerated idioventricular rhythm
    • Fascicular AIVR
  • Accessory pathway
  • Accessory pathway conduction illustration
  • Acidosis
  • Acute M.I.
  • Adenosine
  • Agonal rhythm
  • Akinesis
  • Amyloidosis
  • Angiogram
  • Angioplasty
  • Anterior M.I.
  • Anterior wall M.I
  • Anterior wall M.I.
  • Anterior-lateral M.I.
  • Anterior-lateral M.I.
  • Anterior-lateral M.I.
  • Anterior-septal M.I.
  • Anti-tachycardia
  • Anti-tachycardia pacing
  • Antitachycardia pacing
  • Aortic stenosis
  • Apical ballooning syndrome
  • Arm lead reversal
  • Artifact
    • 60-cycle artifact
    • Baseline artifact
    • Respiratory artifact
  • Atrial abnormality
  • Atrial bigeminy
  • Atrial echo beat
  • Atrial fibrillation
    • Atrial fibrillation with a rapid ventricular response
  • Atrial fibrillation with rapid ventricular response
  • Atrial flutter
    • Atrial flutter with 2:1 conduction
    • Atrial flutter with 3:1 A-V conduction
    • Atrial flutter with 4:1 A-V conduction
    • Atrial flutter with variable conduction
  • Atrial flutter with ariable conduction
  • Atrial fusion
  • Atrial pacemaker
  • Atrial premature beat
  • Atrial tachycardia
  • Atrial trigeminy
  • Atrio-ventricular blocks
  • Atrioventricular nodal reentrant tachycardia
  • Atypical atrial flutter
  • Axis
    • Extreme right axis deviation
    • LAD
    • Left axis deviation
    • Normal axis
    • Right axis deviation
  • Axis deviation
  • Axis shift
  • BER
  • Basic ECG
  • Basic rhythm strip
  • Benign early repolarization
  • Bi-atrial enlargement
  • Bifascicular block
  • Bigeminy
  • Biventricular pacemaker
  • Blank ECG paper
  • Blocked PACs
  • Blog post
  • Bradycardia - Tachycardia Syndrome
  • Bradycardia
  • Brugada
  • Brugada Syndrome
  • Brugada pattern
  • Brugada sign
  • Bundle branch block
  • CAD
  • COPD
  • Cabrera format
  • Cabrera or Panoramic format
  • Capture beats
  • Cardiac arrest
  • Cardiac memory
  • Cardiac resynchronization therapy
  • Cardiogenic shock
  • Cardioversion
  • Cath lab images
  • Central nervous system disorder
  • Channelopathy
  • Chest leads
  • Circumflex artery
  • Circumflex artery occlustion
  • Circumflex occlusion
  • Concealed P waves
  • Concealed conduction
  • Concealed retrograde conduction
  • Conduction system
  • Congestive cardiomyopathy
  • Conversion of PSVT
  • Coronary arteries
  • Coronary artery disease
  • Coronary artery spasm
  • Coronary syndrome
  • Couplets
  • Coupling interval
  • DECREMENTAL CONDUCTION
  • DKA
  • DSI
  • Defibrillation
  • Delta wave
  • Delta waves
  • Dextrocardia
  • Diabetic ketoacidosis
  • Diffuse ischemia
  • Diffuse subendocardial ischemia
  • Digitalis Toxicity
  • Double tachycardia
  • Dr. Andreas Roeschl
  • Dr. Jerry W Jones
  • Dual A-V nodal conduction
  • Dual AV conduction pathways
  • Dual AV pathways
  • ECG Basics
  • ECG Book
  • ECG Challenge
  • ECG misdiagnosis by machine
  • ECG teaching series
  • Early Repolarization
  • Einthoven’s triangle illustration
  • Electrical alternans
  • Electrode switching
  • Electrolyte effects
  • Electronic Wenckebach
  • Escape rhythm
  • Escape-capture bigeminy
  • Fascicular block
    • Left anterior fascicular block
      • LAFB
    • Left posterior fascicular block
      • LPFB
  • Fascicular tachycardia
  • Floating P-R interval
  • Fusion beat
  • Fusion beats
  • Giant T waves
  • Global ischemia
  • Glossary
  • Grouped beating
  • Guillain-Barre' Syndrome
  • Hemiblock
    • Left anterior hemiblock
    • Left posterior hemiblock
      • LPHB
  • High grade AV block
  • High-grade AV Block
  • Holter monitor
  • Hyperacute T waves
  • Hyperkalemia
  • Hypertension
  • Hypervagotonia
  • Hypocalcemia
  • Hypothermia
  • ICD
    • ICD Test
    • Implantable cardioverter defibrillator
  • II
  • IPWMI
  • IVCD
  • IWMI
  • Idiojunctional escape rhythm
  • Idiojunctional rhythm
  • Idiojunctional tachycardia
  • Idiopathic ventricular tachycardia
  • Idioventricular escape rhythm
  • Idioventricular rhythm
    • Idioventricular escape rhythm
  • Illlustration Precordial leads
  • Illustration
  • Illustration V4Right Placement
  • Illustration posterior leads
  • Illustration: Determining Rate
  • Illustration: Pacemaker leads
  • Illustration: Accessory pathway
  • Illustration: Angiogram of non-dominant right coronary artery
  • Illustration: Anterior-septal M.I.
  • Illustration: Benign early repolarization
  • Illustration: Bi-ventricular pacemaker
  • Illustration: Blank ECG paper
  • Illustration: Complete heart block
  • Illustration: Dominant circumflex artery
  • Illustration: Dual chamber pacemaker
  • Illustration: Einthoven's Triangle
  • Illustration: Interior view of heart
  • Illustration: Left ventricular hypertrophy
  • Illustration: Lewis lead
  • Illustration: Reentry Mechanism
  • Illustration: Right chest leads
  • Illustration: Standard Leads I
  • Illustration: Two types of complete heart block
  • Illustration: U Waves
  • Illustration: V4Right Placement
  • Illustration: Ventricular systole
  • Illustration: angiogram
  • Illustration: heart anatomy
  • Impending trifacicular AVB
  • Impending ventricular standstill
  • Incomplete right bundle branch block
  • Incorrect machine interpretation
  • Inferior M.I.
  • Inferior Wall
  • Inferior Wall M.I.
  • Inferior-lateral M.I.
  • Inferior-posterior M.I.
  • Inferoposterior M.I.
  • Intermittent atrial fibrillation
  • Intermittent bundle branch block
  • Intermittent trifascicular block
  • Interpolated VPB
  • Interventricular conduction defect
  • Interventricular conduction delay
  • Intraatrial block
  • Intracranial hemorrhage
  • Intraventricular conduction delay
  • Inverted P waves
  • Ischemia
  • Isolated posterior wall M.I.
  • Isorhythmic A-V dissociation
  • Jerry W Jones
  • Junctional
    • Accelerated junctional rhythm
    • JPBs
    • Junctional escape beat
    • Junctional escape rhythm
    • Junctional tachycardia
  • Junctional escape
  • Junctional rhythm
  • Kent Bundle
  • LBBB
  • LBBB Left bundle branch block
  • LQTS
  • Labelled ventriculogram
  • Laddergram
  • Lateral M.I.
  • Lateral wall M.I.
  • Lead I sign
  • Lead reversal
  • Left atrial abnormality
  • Left atrial enlargement
  • Left bundle branch block
    • Intermittent LBBB
    • LBBB with acute MI
    • Rate-dependent LBBB
  • Left bundle branch block with acute M.I.
  • Left main coronary artery obstruction
  • Left main coronary artery occlusion
  • Left ventricular enlargement
  • Left ventricular hypertrophy
    • LVH with normal axis
  • Lewis lead
  • Long PR interval
  • Long QT
  • Long QT Syndrome
  • Long QT interval
  • Loose electrode artifact
  • Low atrial rhythm
  • Low voltage QRS
  • Lyme disease
  • M.I. with non-obstructive coronary arteries
  • MAT
  • MINOCA
  • Masquerading bundle branch block
  • Mirror-image dextrocardia
  • Mobitz I
  • Mobitz I AV block
  • Mobitz I block
  • Mobitz II AV block
  • Multi-lead assessment
  • Multifocal atrial tachycardia
  • Multilevel AV block
  • Myocardial infarction
  • Myopathy
  • NIPS Procedure
  • NSTEMI
  • Narrow-complex tachycardia
  • Non-STEMI
  • Non-conducted P waves
  • Non-conducted PAC
  • Non-conducted PACs
    • Nonconducted atrial bigeminy
  • Non-conducted premature atrial contractions
  • Non-respiratory sinus arrhythmia
  • Non-specific intraventricular conduction delay
  • Non-sustained ventricular tachycardia
  • Normal 12-lead ECG
  • Normal
    • Normal 12-Lead
    • Normal ECG
    • Normal sinus rhythm
      • NSR
  • Normal rhythm
  • Normal variants
  • OMI
  • Obtuse marginal artery
  • Occlusion M.I.
  • Occlusion myocardial infarction
  • Orthotopic heart transplant
  • Osborn waves
  • Overdrive pacing
  • Overdrive suppression
  • P mitrale
  • P pulmonale
  • PAC
  • PAC with aberrant conduction
  • PACs
  • PR alternans
  • PR depression
  • PR segment
  • PSVT
  • PVC
  • PVC with VA conduction
  • PVCs
  • Paced pseudofusion
  • Pacemaker
    • AV sequential pacing
    • Atrial pacing
    • Electronic pacemaker
    • Failure to capture
    • Paced rhythm
    • Pacemaker mediated tachycardia
    • Right ventricular demand pacemaker
    • Right ventricular pacemaker
    • Triggered pacing
    • Ventricular pacing
  • Pacemaker illustration
  • Pacemaker wire pseudo malplacement
  • Paroxysmal atrial fibrillation
  • Paroxysmal supraventricular tachycardia
  • Pathological Q waves
  • Peaked T waves
  • Pediatric ECG
  • Pericardial effusion
  • Pericarditis
  • Philadelphia clue
  • Physiological block
  • Polymorphic VT
  • Polymorphic ventricular tachycardia
  • Poor R wave progression
  • Posterior M.I
  • Posterior M.I.
  • Posterior leads illustration
  • Posterior wall M.I.
  • Pre-automatic pause
  • Pre-excitation
  • Precordial concordance
  • Preexcitation
  • Prematur eventricular contractions
  • Premature atrial contraction
  • Premature atrial contractions
  • Premature junctional contraction
  • Premature ventricular contraction
  • Premature ventricular contractions
  • Previous M.I.
  • Prolonged PR interval
  • Prolonged QT interval
  • Prolonged QTc interval
  • Proximal LAD occlusion
  • Proximal LCA
  • Proximal occlusion of LAD
  • Pulmonary embolism
  • Pulmonary stenosis
  • Pulseless electrical activity
  • Q waves
  • QRS fragmentation
  • R wave morphology
  • R wave progression
  • R-P / P-R reciprocity
  • R-P/P-R reciprocity
  • RBBB
  • RRWCT
  • RVOT
  • Rabbit-ear sign
  • Rapid ventricular response
  • Rate-related LBBB
  • Rate-related bundle branch block
  • Reciprocal ST changes
  • Reciprocal ST depression
  • Reciprocal changes
  • Reciprocating tachycardia
  • Refractory period
  • Refractory periods
  • Regular really wide complex tachycardia
  • Renal failure
  • Reperfusion
  • Repolarization abnormalities
  • Respiratory sinus arrhythmia
  • Retrograde P waves
  • Retrograde atrial activation
  • Retrograde concealed conduction
  • Retrograde conduction
  • Reversed arm cables
  • Reversed reciprocal beat
  • Rhythm strip
  • Right bundle branch block
    • Incomplete right bundle-branch block
    • Rate-dependent RBBB
  • Right coronary artery
  • Right coronary artery occlusion
  • Right ventricular M.I.
  • Right ventricular enlargement
  • Right ventricular outflow tract tachycardia
  • Right-sided series
  • SA block
  • SA block Type II
  • SA exit block
  • SSS
  • ST and T wave changes
  • ST changes
  • ST depression
  • ST elevation
    • ST Elevation M.I.
    • STEMI
  • ST elevation in aVR
  • SVT
  • Schamroth's sign
  • Second-degree AV block
  • Second-degree AVB Type I
  • Secondary ST changes
  • Sgarbossa criteria
  • Sgarbossa's Criteria
  • Sharks fin pattern
  • Sick sinus syndrome
  • Sick-sinus syndrome
  • Sine wave
  • Sino-atrial exit block
  • Sinus node dysfunction
  • Sinus rhythm
    • Sinus arrest
    • Sinus arrhythmia
    • Sinus block
    • Sinus bradycardia
    • Sinus pause
    • Sinus tachycardia
      • Sinus tach
  • Situs inversus
  • Slurring at base of R wave
  • Smith Modified Sgarbossa Criteria
  • Smith-modified Sgarbossa Criteria
  • Sodium channel blockade
  • Spodick's sign
  • Spontaneous change from aberrant conduction
  • Spontaneous reperfusion
  • Stent
  • Strain pattern
  • Stroke
  • Subendocardial ischemia
  • Subtle ST changes
  • Sudden cardiac death
  • Supernormal conduction
  • Supraventricular tachycardia
  • T Wave Inversion
  • T Wave inversions
  • Tachycardia
  • Takotsubo
  • Takotsubo cardiomyopathy
  • Teaching resources
  • Teaching series
  • Teaching tips
  • Technical error
  • Torsades de Pointes
  • Transcutaneous Pacemaker
  • Tri-fascicular block
  • Tricyclic antidepressant overdose
  • Trifascicular block
  • Triple vessel disease
  • Type 2 M.I.
  • Type B aberration
  • Type I AV block
  • Type II S-A block
  • V4 Right
  • VENTRICULAR TACHYKARDIA
  • VPB
  • Vagotonic A-V block
  • Variable conduction
  • Ventricular aberration
  • Ventricular aneurysm
  • Ventricular bigeminy
  • Ventricular capture beat
  • Ventricular escape beat
  • Ventricular escape rhythm
  • Ventricular fibrillation
    • V Fib
    • V-fib
    • VF
  • Ventricular fibrillation; V Fib
  • Ventricular fusion beat
  • Ventricular parasystole
  • Ventricular premature beat
  • Ventricular rhythm
  • Ventricular standstill
  • Ventricular tachycardia
    • V Tach
    • VT
  • Ventriculogram
    • Ventriculogram during diastole
    • Ventriculogram showing good EF
  • Ventriculophasic sinus arrhythmia
  • W-P-W
  • WCT
  • WPW
  • Wenckebach
  • Wenckebach Conduction
  • Wenckebach periodicity
  • Wenckebach phenomenon
  • Wide QRS
  • Wide QRS complex
  • Wide complex rhythm
  • Wide complex tachycardia
  • Wide-complex rhythm
  • Wide-complex tachycardia
  • Wolff-Parkinson-White
  • Wolff-Parkinson-White syndrome
    • Wolff-Parkinson-White pattern
  • Wrong machine interpretation
  • Young patient ECG
  • Z-fold pattern
  • atrial and bi-ventricular
  • de Winter T Waves

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