Textbook: Difference between revisions

Normal tracing

*[[Normal tracing|Normal ECG]]

Technical Problems

*[[Technical Problems|Leads misplaced]]

*[[Technical Problems|Artifacts]]

Sinus node rhythms and arrhythmias

*[[Rhythm|Sinus rhythm]]

*[[Arrhythmias#Sinustachycardia|Sinus tachycardia (>100 beats per minute)]]

*[[Arrhythmias#Sinusbradycardia|Sinus bradycardia (<50 beats per minute)]]

*[[Arrhythmias#Sinusarrest|Sinus arrest or pause]]

*[[Arrhythmias#Sino-atrial_exit_block|Sino-atrial exit block]]

Other Supraventricular Rhythms

*[[Arrhythmias#Atrial premature complexes|Atrial premature complexes]]

*[[Arrhythmias#Atrial premature complexes, nonconducted|Atrial premature complexes, nonconducted]]

*[[Arrhythmias#Ectopic atrial rhythm|Ectopic atrial rhythm]]

*[[Arrhythmias#Atrial fibrillation|Atrial fibrillation]]

*[[Arrhythmias#Atrial flutter|Atrial flutter]]

*[[Arrhythmias#Junctional premature complexes|Junctional premature complexes]]

*[[Arrhythmias#Supraventricular tachycardia, paroxysmal|Supraventricular tachycardia, paroxysmal]]

Ventricular Arrhythmias

*[[Arrhythmias#Ventricular premature complexes|Ventricular premature complexes]]

*[[Arrhythmias#Ventricular escape complexes or rhythm|Ventricular escape complexes or rhythm]]

*[[Arrhythmias#Accelerated idioventricular rhythm|Accelerated idioventricular rhythm]]

*[[Arrhythmias#Ventricular tachycardia|Ventricular tachycardia]]

*[[Arrhythmias#Ventricular tachycardia, polymorphous (including torsade de pointes)|Ventricular tachycardia, polymorphous (including torsade de pointes)]]

*[[Arrhythmias#Ventricular fibrillation|Ventricular fibrillation]]

Genetic Arrhythmias

*[[Long QT syndrome]]*

*[[Brugada syndrome]]*

*[[Arrythmogenic Right Ventricular Cardiomyopathy]]*

*[[Catecholamin Induced Ventricular Tachycardia]]*

Atrial Ventricular Conduction

*[[Atrial Ventricular Conduction|First-degree AV block]]

*[[Atrial Ventricular Conduction|Mobitz Type 1 second-degree AV block (Wenckebach)]]

*[[Atrial Ventricular Conduction|Mobitz Type 2 second-degree AV block]]

*[[Atrial Ventricular Conduction|AV block or conduction ratio, 2:1]]

*[[Atrial Ventricular Conduction|AV block, varying conduction ratio]]

*[[Atrial Ventricular Conduction|AV block, advanced (high-grade)]]

*[[Atrial Ventricular Conduction|AV block, complete (third-degree)]]

*[[Atrial Ventricular Conduction|AV dissociation]]

Intraventricular Conduction

*[[Intraventricular Conduction|Left bundle branch block (fixed or intermittent)]]

*[[Intraventricular Conduction|Right bundle branch block (fixed or intermittent, complete or incomplete)]]

*[[Intraventricular Conduction|Intraventricular conduction delay, nonspecific]]

*[[Intraventricular Conduction|Aberrant conduction of supraventricular beats]]

*[[Intraventricular Conduction|Left anterior fascicular block]]

*[[Intraventricular Conduction|Left posterior fascicular block]]

*[[Ventricular pre-excitation (Wolff-Parkinson-White pattern)]]

QRS axis and voltage

*[[QRS axis and voltage|Right axis deviation (+90 to +180 degrees)]]

*[[QRS axis and voltage|Left axis deviation (-30 to -90 degrees)]]

*[[QRS axis and voltage|Indeterminate axis]]

*[[QRS axis and voltage|Electrical alternans]]

*[[Chamber Hypertrophy and Enlargment|Low voltage (less than 0.5 mV total QRS amplitude in each extremity lead and less than 1.0 mV in each  

Chamber Hypertrophy and Enlargment

*[[Chamber Hypertrophy and Enlargment|Left atrial enlargement, abnormality, or conduction defect]]

*[[Chamber Hypertrophy and Enlargment|Right atrial abnormality]]

*[[Chamber Hypertrophy and Enlargment|Left ventricular hypertrophy (QRS abnormality only)]]

*[[Chamber Hypertrophy and Enlargment|Left ventricular hypertrophy with secondary ST-T abnormality]]

*[[Chamber Hypertrophy and Enlargment|Right ventricular hypertrophy with or without secondary ST-T abnormality]]

Repolarization (ST-T,U) Abnormalities

*[[Repolarization (ST-T,U) Abnormalities|Early repolarization (normal variant)]]

*[[Repolarization (ST-T,U) Abnormalities|Juvenile T waves (normal variant)]]

*[[Repolarization (ST-T,U) Abnormalities|Nonspecific abnormality, ST segment and/or T wave]]

*[[Repolarization (ST-T,U) Abnormalities|ST and/or T wave suggests ischemia]]

*[[Repolarization (ST-T,U) Abnormalities|ST suggests injury]]

*[[Repolarization (ST-T,U) Abnormalities|ST suggests ventricular aneurysm]]

*[[Repolarization (ST-T,U) Abnormalities|Q-T interval prolonged]]

*[[Repolarization (ST-T,U) Abnormalities|Prominent U waves]]

*[[Cardiac Memory|Cardiac Memory]]*

Myocardial Infarction

*[[Myocardial Infarction|Inferior MI (acute or recent)]]

*[[Myocardial Infarction|Inferior MI (old or age indeterminate)]]

*[[Myocardial Infarction|Posterior MI (acute or recent)]]

*[[Myocardial Infarction|Posterior MI (old or age indeterminate)]]

*[[Myocardial Infarction|Septal MI (acute or recent)]]

*[[Myocardial Infarction|Anterior MI (acute or recent)]]

*[[Myocardial Infarction|Anterior MI (old or age indeterminate)]]

*[[Myocardial Infarction|Lateral MI (acute or recent)]]

*[[Myocardial Infarction|Lateral MI (old or age indeterminate)]]

*[[Myocardial Infarction|Right ventricular infarction (acute)]]

*[[Myocardial Infarction|Lateral MI (acute or recent)]]

Clinical Disorders

*[[Clinical Disorders|Chronic pulmonary disease pattern]]

*[[Clinical Disorders|Acute pericarditis]]

*[[Clinical Disorders|Suggests hypokalemia]]

*[[Clinical Disorders|Suggests hyperkalemia]]

*[[Clinical Disorders|Suggests hypocalcemia]]

*[[Clinical Disorders|Suggests hypercalcemia]]

*[[Clinical Disorders|Suggests CNS disease]]

Pacemaker

*[[Pacemaker|Atrial-paced rhythm]]

*[[Pacemaker|Ventricular-paced rhythm]]

*[[Pacemaker|Atrial-sensed ventricular-paced rhythm]]

*[[Pacemaker|AV dual-paced rhythm]]

*[[Pacemaker|Failure of appropriate capture, atrial]]

*[[Pacemaker|Failure of appropriate capture, ventricular]]

*[[Pacemaker|Failure of appropriate inhibition, atrial]]

*[[Pacemaker|Failure of appropriate inhibition, ventricular]]

*[[Pacemaker|Failure of appropriate pacemaker firing]]

*[[Pacemaker|Retrograde atrial activation]]

*[[Pacemaker|Pacemaker mediated tachycardia]]