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 ...
When the QRS complex is entirely inverted in lead l, reversed arm leads come to mind. The first thing that should be checked is the P wave. If it is also inverted, then one is indeed dealing with ...
A combination of the Q wave, R wave and S wave, the “QRS complex” represents ventricular depolarization. This term can be confusing, as not all ECG leads contain all three of these waves; yet a “QRS ...
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