The correct diagnosis is sinus tachycardia, left atrial abnormality, and QRS (electrical) alternans, right axis caused by left posterior fascicular block (Figure 2). The rhythm is regular at a rate of ...
THE electrocardiographic picture of prolonged QRS-complex duration with short PR interval was the subject of isolated reports 1,2 until Wolff, Parkinson and White 3 described the clinical syndrome of ...
Fragmented QRS complexes (fQRS) are defined by additional notches or slurs within the standard QRS waveform on a 12-lead electrocardiogram. These irregularities arise from heterogeneous ventricular ...
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