ECG Library Content ECG Basics – Waves, Intervals, Segments and Clinical Interpretation ECG A to Z by diagnosis – ECG interpretation in clinical context Top 100 ECG – Clinical cases and self assessment quiz Activate or Wait – To the cath lab or not? Clinical cases ECG Exigency and Cardiovascular Curveball – ECG Clinical Cases ECG Resources and References ECG Exam Template – Framework to answer ECG exam questions Top 20 Online ECG Courses Syncope, shock and chest pain Hay Block (1906) - ( Mobitz II AV Block ) Mobitz Classification of Second degree Atrioventricular Block (1924) [ MOBITZ, Woldemar ] Romano-Ward Syndrome (1963) [ ROMANO, Cesarino ] [ WARD, Owen Conor ] Jervell and Lange-Nielsen Syndrome (1957) [ JERVELL, Anton ] [ LANGE-NIELSEN, Fred ] Wolff-Parkinson-White Syndrome (1930) [ WOLFF ] [ PARKINSON ] [ WHITE ] Bornholm disease (1930) [ SYLVEST, Ejner ] Da Costa Syndrome (1871) [ DA COSTA, Jacob Mendes ] Metabolic Mayhem Post-op Pacing Puzzler Troubling Tachycardia Flummoxing Familial Fibrillation Sporting Sudden Syncope Subtly Sinister Scary Seizures and Somnolence Marathon related ECG Puzzling Paroxysmal Palpitations Pain free and in VT Cardiac Megacode Something’s not right… Intra-aortic Balloon Pump The Paradoxical Alternative Trouble-Shooting the IABP DeBakey Dissection Tetraology of Fallot and BT shunts Pulmonary Embolism Another Widow Maker Winter is Coming Pacemaker Panic #2 ECG Rate Interpretation ECG Rhythm Evaluation ECG Axis interpretation ECG lead positioning ECG Exam Template Wave: Delta wave Wave: Epsilon wave Interval: PR Interval Interval: PR Segment Interval: QT Interval Interval: ST Segment Atrial Enlargement - LEFT Atrial Enlargement - RIGHT Atrial Enlargement - BIATRIAL Block: Conduction ECG Differential Diagnosis ECG AMI localisation Paediatric Interpretation Accelerated Idioventricular Rhythm (AIVR) Accelerated Junctional Rhythm (AJR) Anterior Myocardial Infarction STEMI Arrhythmogenic Right Ventricular Cardiomyopathy (ARVC) Atrial Fibrillation (AF) Premature Atrial Complex (PAC) Atrial Tachycardia Block: 1st Degree Block: Mobitz 1 Wenckebach Block: Mobitz 2 Hay Block: Fixed Ratio Block: High Grade Block: Complete Heart Block (CHB) Supraventricular Tachycardia (SVT) AVNRT (AV-nodal re-entry tachycardia) Pre-excitation Syndromes AVRT (atrioventricular re-entry tachycardia) Benign Early Repolarisation Beta Blocker overdose Calcium-channel blocker toxicity Bidirectional Ventricular Tachycardia Block: Bifascicular Block Biventricular Hypertrophy Brugada Syndrome Carbamazepine Cardiotoxicity Dilated Cardiomyopathy Hypertrophic Cardiomyopathy Restrictive Cardiomyopathy ECG Chronic Lung Disease de Winter T waves (2008) DE WINTER, Robbert J. Digoxin Toxicity Electrical alternans Junctional Escape Rhythm Ventricular Escape Rhythm Idiopathic fascicular ventricular tachycardia Electrolyte: Hypercalcaemia Electrolyte: Hyperkalaemia Hyperthyroidism Electrolyte: Hypocalcaemia Electrolyte: Hypokalaemia Electrolyte: Hypomagnasemia Block: Interventricular Block Raised Intracranial Pressure R Wave Peak Time RWPT Premature Junctional Complex (PJC) ECG Limb Lead Reversal Upper Limb Lead reversal Block: Left Anterior Fascicular Block (LAFB)

Left Axis Deviation Block: Left Bundle Branch Block LBBB Sgarbossa Criteria Left Main Coronary artery occlusion Block: Left Posterior Fascicular Block (LPFB) Left Ventricular Aneursym Left Ventricular Hypertrophy Low QRS voltage ECG Motion Artefact Multifocal Atrial Tachycardia (MAT) Myocardial Ischaemia Pacemaker Rhythms Pacemaker Malfunction Poor R Wave Progression Posterior Myocardial Infarction Premature Ventricular Complex (PVC) Pulmonary Embolism Quetiapine Toxicity Right Axis Deviation Block: Right Bundle Branch Block (RBBB) Right Ventricular Hypertrophy Right Ventricular Infarction Right Ventricular Outflow Tract (RVOT) Tachycardia Right Ventricular Strain Short QT Syndrome Normal Sinus Rhythm Sinus Arrhythmia Sinus Bradycardia Sinus Node Dysfunction (Sick Sinus Syndrome) Sinoatrial Exit Block Sinus tachycardia High lateral STEMI Tako-Tsubo Cardiomyopathy Block: Trifascicular Block Ventricular Fibrillation Ventricular Flutter Ventricular Tachycardia Wellens Syndrome Who’s Afraid Of The Big Bad Wolff? Bazett Formula ( BAZETT, Henry Cuthbert ) Osborn Wave (1953) - [ OSBORN, John J ] Fridericia Formula - ( FRIDERICIA, Louis Sigurd ) First ECG in a human 1887 - WALLER, Augustus Desiré Diagnosis, Wenckebach Squared? Luciani period (1873) - LUCIANI, Luigi Demonstrated AV block in humans (1873) - GALABIN, Alfred Lewis Wenckebach Phenomenon (1898) - ( WENCKEBACH, Karel Frederik ) Drugs Causing QT Prolongation Lown–Ganong–Levine syndrome (1952) [ LOWN, Bernard ] [ GANONG JR, William Francis ] [ LEVINE, Samuel Albert ] Gibson murmur (1906) [ GIBSON, George Alexander ] Key-Hodgkin murmur (1827) [ KEY ] [ HODGKIN ] Carey Coombs Murmur (1907) [ COOMBS, Carey Franklin ] Bruit de Roger (1879) [ ROGER, Henri-Louis ] Still's murmur (1909) [ STILL, Sir George Frederic ] Cabot–Locke murmur (1903) [ CABOT, Richard Clarke ] [ LOCKE, Edwin Allen ] Carey Coombs Murmur (1907) [ COOMBS, Carey Franklin ] Dock's murmur (1967) [ DOCK, William ] Graham Steell Murmur (1888) [ STEELL, Graham ] Austin Flint Murmur (1862) [ FLINT, Austin ] Rivero-Carvallo sign and manouver [ RIVERO-CARVALLO, José Manuel ] Lenègre-Lev disease (1964) [ LENEGRE, Jean ] [ LEV, Maurice ] Sgarbossa criteria (1996) [ SGARBOSSA, Elena B ] Ashman Phenomenon (1947) [ ASHMAN, Richard ] Katz-Wachtel phenomenon (1937) [ KATZ, Louis Nelson ] ECG Library Function LITFL ECG library is a free educational resource covering over 100 ECG topics relevant to Emergency Medicine and Critical Care. All our ECGs are free to reproduce for educational purposes, provided: The image is credited to litfl.com. The teaching activity is on a not-for-profit basis. The image is not otherwise labelled as belonging to a third-party. We welcome constructive feedback and input from experts in the field, so please feel free to contact us if you have any: High quality ECG examples or interesting cases to contribute. Suggestions for new topics to include. Suggestions for ways to improve or update the content of current topics. Wiesbauer F, Kühn P. ECG Mastery: Yellow Belt online course. Understand ECG basics. Medmastery Wiesbauer F, Kühn P. ECG Mastery: Blue Belt online course : Become an ECG expert. Medmastery Kühn P, Houghton A. ECG Mastery: Black Belt Workshop . Advanced ECG interpretation. Medmastery Rawshani A. Clinical ECG Interpretation ECG Waves Smith SW. Dr Smith’s ECG blog . Wiesbauer F. Little Black Book of ECG Secrets . Medmastery PDF Zimmerman FH. ECG Core Curriculum . 2023 Mattu A, Berberian J, Brady WJ. Emergency ECGs: Case-Based Review and Interpretations , 2022 Straus DG, Schocken DD. Marriott’s Practical Electrocardiography 13e, 2021 Brady WJ, Lipinski MJ et al. Electrocardiogram in Clinical Medicine . 1e, 2020 Mattu A, Tabas JA, Brady WJ. Electrocardiography in Emergency, Acute, and Critical Care . 2e, 2019 Hampton J, Adlam D. The ECG Made Practical 7e, 2019 Kühn P, Lang C, Wiesbauer F. ECG Mastery: The Simplest Way to Learn the ECG . 2015 Grauer K. ECG Pocket Brain (Expanded) 6e, 2014 Surawicz B, Knilans T. Chou’s Electrocardiography in Clinical Practice: Adult and Pediatric 6e, 2008 Chan TC. ECG in Emergency Medicine and Acute Care 1e, 2004 ECG Library Basics – Waves, Intervals, Segments and Clinical Interpretation ECG A to Z by diagnosis – ECG interpretation in clinical context ECG Exigency and Cardiovascular Curveball – ECG Clinical Cases 100 ECG Quiz – Self-assessment tool for examination practice ECG Reference SITES and BOOKS – the best of the rest BA MA (Oxon) MBChB (Edin) FACEM FFSEM. Emergency physician, Sir Charles Gairdner Hospital. Passion for rugby; medical history; medical education; and asynchronous learning #FOAMed evangelist. Co-founder and CTO of Life in the Fast lane | On Call: Principles and Protocol 4e | Eponyms | Books |