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ECG signs of myocardial infarction: pathological Q-waves & pathological R-waves

…Lead Definition of pathological Q wave Normal variants V2–V3 ≥0,02 s or QS complex None All other leads ≥0,03 s and ≥1…

Interpretation of neonatal and pediatric electrocardiograms (ECG)

ECG Definition of normal and pathological pediatric and neonatal ECG The neonatal and pediatric electrocardiogram (ECG) is interpreted using the same principles as in ECG…

Other ECG changes in ischemia and infarction

…pathological Q waves and guidelines do not state any ECG criteria specific to R wave progression. Figure 1. Pathological R wave progression is indicative of…

Sinus tachycardia & Inappropriate sinus tachycardia

…and arrhythmology ECG Sinus tachycardia: causes, ECG, normal variants & pathological variants Sinus tachycardia is the most common tachyarrhythmia (tachycardia). Sinus tachycardia is the result of…

Atrial flutter: classification, causes, ECG criteria and management

…between 250 and 350 beats per minute (which is slower than the atrial rate in atrial fibrillation). The atrioventricular node is not capable of conducting…

Echocardiography in cardiomyopathies: an overview

Echocardiography Definition and types of cardiomyopathies Cardiomyopathy implies that the myocardium is structurally and functionally altered, and the pathological changes are not explained by coronary…

🟠 QTc Interval Calculator (Bazett’s, Fridericia’s, Hodge's and Framingham Formulas)

…it should not be used during bradycardia and tachycardia. Fridericia’s and Framingham formulas are often preferred in scenarios where a broader range of heart…

The Fourth Universal Definition of Myocardial Infarction: Types 1–5

…diagnosis that integrates myocardial injury, evidence of acute myocardial ischaemia, electrocardiographic findings, cardiac biomarkers, imaging, angiography, and, occasionally, pathological examination. Pathologically, infarction represents myocardial cell…

Left atrial enlargement (P mitrale) & right atrial enlargement (P pulmonale) on ECG

…symmetric and positive. The P wave in lead II may, however, be slightly asymmetric by having two humps. This is often (but not always) seen…

Left bundle branch block (LBBB) in acute myocardial infarction: the Sgarbossa criteria

…pathological finding that affects cardiovascular and total mortality. Left bundle branch block is more common in individuals with structural and ischemic heart disease. Assessment of…

Courses
The Normal ECG: From Normality to Pathology

…second part of the course you will learn all about the normal ECG, normal variants and diagnosis of pathological findings. A total of 8 lessons…

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