Intermittent LBBB and P Mitrale or Tricuspidale? Intermittent left bundle branch block pattern is seen as wide notched QRS complexes with cycle length of 570 ms. Narrower QRS
Giant T inversion and NSVT Holter tracing showing giant T wave inversion and non sustained ventricular tachycardia, both at the beginning of the tracing and at the end.
ECG Quiz 60 – Discussion Click here for a larger image Artefacts mimicking ventricular fibrillation In most of the leads, the tracing looks like ventricular fibrillation. QRS complexes
