Resting Ischemia in the Anterior Wall Region Following Posterior Wall Infarction
4.5 Resting Ischemia in the Anterior Wall Region Following Posterior Wall Infarction Status Post Septal Infarction With Bifascicular Block
Hypertrophic Obstructive Cardiomyopathy
5.2 Hypertrophic Obstructive Cardiomyopathy Hypertrophic Obstructive Cardiomyopathy ECG characteristics: Etiology: Genetic defect in chromosome 1, 11, 14, or 15; encoding of pathological myofibrils ECG characteristics: Often highly positive Sokolow index…
Atrial Tachycardia
3.7 Atrial Tachycardia Focal Atrial Tachycardia Mechanism: Increased automaticity of a left atrial focus Predisposition for the origin: In the region of the opening of the coronary sinus In the…
Coronary Anatomy
4.1 Coronary Anatomy Right and Left Coronary Arteries Right coronary artery (RCA) [1]: Supply: Parts of the lateral and posterior wall, atria, sinus and AV node Branches: Before crux cordis:…
“Atypical” Atrial Flutter
3.8 “Atypical” Atrial Flutter Nonisthmus-Dependent “Atypical” Atrial Flutter (Left Atrial) Differential diagnosis: Typical atrial flutter Atrial ectopic tachycardia AV nodal reentry tachycardia Orthodromic WPW tachycardia Sinus tachycardia Atrial fibrillation
Acute Coronary Syndrome
4.3 Acute Coronary Syndrome Stress-Induced Ischemia in Coronary Heart Disease (Posterior Wall) Without Infarction ECG characteristics: Horizontal to descendent ST segment depression (significant if more than 0.1 mV in the…
Acute Pulmonary Embolism
5.6 Acute Pulmonary Embolism Acute Pulmonary Embolism ECG characteristics: Mechanism: Acute systolic overload of the right ventricle as a result of occlusion of one or more arteries in the pulmonary…
QT Syndrome
5.10 QT Syndrome QT Syndrome ECG characteristics: Etiology: Congenital: Genetic defect of the voltage-dependent potassium or sodium channels (total of five different types) Acquired: Medication or ischemia ECG characteristics: Prolongation…
Arrhythmogenic Right Ventricular Dysplasia
5.8 Arrhythmogenic Right Ventricular Dysplasia Arrhythmogenic Right Ventricular Dysplasia
Ventricular Fibrillation
3.15 Ventricular Fibrillation Ventricular Fibrillation Mechanism: Rapid reentry? Faster focus? ECG characteristics: Nonhomogeneous oscillating ventricular complexes with no isoelectric axis Wave and tooth configuration Ventricular rate > 300 per minute
