The resting electrocardiogram (ECG) furnishes essential information for the diagnosis, management, and prognostic evaluation of patients with congestive heart ... QRS complexes, P-waves, and T ...

Convex (‘domed’) ST segment elevation combined with T wave inversion in leads V1–V4 in black/African athletes ... and the QRS complex usually narrow unless the baseline QRS has a bundle branch block.

occurs when there is AV dissociation similar to complete heart block, but occasional P waves do conduct through the AV node to produce a QRS complex. Complete heart block is usually symptomatic ...

他们的研究成果发表在了《Scientific Reports》期刊上，论文题目是 “Prediction of new onset atrial fibrillation in acute myocardial infarction using fragmented QRS complex combined with HEART score”。研究人员发现，碎裂 QRS 波（FQRS）和 ...

The effects of drugs that produce known hemodynamic alterations were assessed on externally recorded pulse waves, heart sounds, and the relationship of these ... The interval between the onset of QRS ...

Background: Electrocardiographic (ECG) features of left bundle branch (LBB) block (LBBB) can be observed in up to 20%–30% of patients suffering from heart failure with reduced ejection fraction ... R ...

ECG wave delineation and feature extraction system implementation, focusing on accurate detection of P, QRS, and T waves using optimized signal processing techniques.

Historically, considerable efforts have been dedicated to precisely determining the depth of these earthquakes using regional seismic waves. T-waves are specific acoustic waves that propagate ...

The remaining physical examination was unremarkable. Figure 1 exhibits his initial ECG. The ECG shows a wide QRS complex tachycardia with irregular RR intervals, delta waves and no P waves, findings ...

Heart failure is a condition that occurs when the heart can’t pump as well as it should. This may happen when the heart muscle becomes weak or stiff. As a result, it doesn’t deliver enough blood to ...