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An interesting electrocardiogram caused by lead reversal
BackgroundDuring normal sinus rhythm, atrial depolarization is conducted from right atrium to left atrium through Bachmann’s bundle, and a normal P...
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Isolated posterior ST-elevation myocardial infarction: the necessity of routine 15-lead electrocardiography: a case series
BackgroundTrue isolated posterior myocardial infarction is an uncommon finding of acute coronary syndrome, with an incidence rate of 3–7%. The...
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Electrocardiographic abnormalities in patients with cardiomyopathies
Abnormalities in impulse generation and transmission are among the first signs of cardiac remodeling in cardiomyopathies. Accordingly, 12-lead...
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Precordial ECG Amplitudes in the Days After Birth: Electrocardiographic Changes During Transition from Fetal to Neonatal Circulation
During the first month of life, the relation between right and left ventricular function is markedly altered. We aimed at describing the...
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Acute chest pain with ST-segment elevation in lead V1–V3: when you hear hoofbeats, also look for zebras
ST-segment elevation (STE) in the anterior precordial leads is the hallmark of anterior myocardial infarction. In rare cases, this ECG pattern may be...
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A hybrid clinical and electrocardiographic score to predict the origin of outflow tract ventricular arrhythmias
BackgroundTo predict the outflow tract ventricular arrhythmias (OTVA) site of origin (SOO) before the ablation procedure has important practical...
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More than 30 years of Brugada syndrome: a critical appraisal of achievements and open issues
Over the last three decades, what is referred to as Brugada syndrome (BrS) has developed from a clinical observation of initially a few cases of...
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Effect of the recording condition on the quality of a single-lead electrocardiogram
Although many wearable single-lead electrocardiogram (ECG) monitoring devices have been developed, information regarding their ECG quality is...
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Prognostic value of infarct-related-lead Tpeak–Tend/QT ratio in patients with ST-segment elevation myocardial infarction
Tpeak–Tend/QT ratio (Tp–e/QT) in patients with ST-segment elevation myocardial infarction (STEMI) is reportedly associated with major adverse cardiac...
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Postcardiac injury syndrome caused by radiofrequency catheter ablation of persistent atrial fibrillation: severe pulmonary arterial hypertension with severe tricuspid regurgitation: a rare case report and literature review
BackgroundPostcardiac injury syndrome (PCIS) is an easy-to-miss diagnosis, but it is not an uncommon complication. The phenomenon of echocardiography...
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Type II single coronary artery from right aortic sinus, retro-aortic left coronary artery and dual LAD: a rare association of coronary arterial variations
PurposeThe coronary arterial tree has a wide range of possible benign anatomical variations. It is important to differentiate them from coronary...
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Atrial cardiomyopathy and incident ischemic stroke risk: a systematic review and meta-analysis
Background and purposeGrowing evidence suggests that atrial cardiomyopathy may play an essential role in thrombosis and ischemic stroke. The aim of...
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Risk stratification of sudden cardiac death in Brugada syndrome: an updated review of literature
Brugada syndrome is a rare but serious inherited heart disease that causes sudden cardiac death by polymorphic ventricular tachycardia or ventricular...
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Electrocardiographic characteristics of newborns with ventricular septal defects: a Copenhagen Baby Heart Study
Ventricular septal defects (VSD) represent the most common congenital heart defect in newborns. We assessed the electrocardiographic characteristics...
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Diagnostic challenges between takotsubo cardiomyopathy and acute myocardial infarction—where is the emergency?: a literature review
BackgroundTakotsubo cardiomyopathy (TC) is an emergency cardiovascular disease, with clinical and paraclinical manifestations similar to acute...
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The Role of ECG in the Diagnosis and Risk Stratification of Acute Coronary Syndromes: an Old but Indispensable Tool
Purpose of ReviewSince its inception in 1902 by Willem Einthoven, the electrocardiogram (ECG) has fundamentally undergone minimal technological...
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A Doppler ultrasound self-monitoring approach for detection of relevant individual decompression stress in scuba diving
Observing modern decompression protocols alone cannot fully prevent diving injuries especially in repetitive diving. Professional audio Doppler...
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J wave syndromes in patients with spinal and bulbar muscular atrophy
BackgroundMales with X-linked recessive spinobulbar muscular atrophy (SBMA) are reported to die suddenly and a Brugada electrocardiography (ECG)...
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Electrocardiographic patterns predict the presence of collateral circulation and in-hospital mortality in acute total left main occlusion
BackgroundData on the clinical characteristics, electrocardiogram (ECG) findings and outcomes of patients with acute myocardial infarction (AMI) due...
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Type I Kounis syndrome induced by COVID-19 vaccination in China: a case report
BackgroundKounis syndrome is a rare clinical condition characterized by the occurrence of an acute coronary event induced by an acute allergic...
