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Search and discover over 2,500 ECG reports written by cardiologist and intensivist Dr George Nikolić OAM.
Retrograde Block in Ventricular Tachycardia
Report:Ventricular tachycardia 118/min 1:1 retrograde conduction (top) Ventricular tachycardia 180/min 2:1 retrograde block (middle) Comment: The retrograde atrial waves are seen as typical sharp upright deflections in MCL1 or V1 (Marriott lead). T
Idiopathic Ventricular Tachycardia
Report: Ventricular tachycardia 181/min Comment: The rate is made irregular by the presence of shorter cycles, as in the Case 2 or Case 61; this is no impediment to the diagnosis of VT. As in the Case 2, the QRS morphology is diagnostic of an ectopic ven
Negative Concordant Precordial Pattern in VT
Report: Ventricular tachycardia 170/min Comment: All the chest leads show negative QRS complexes. In VT, this used to be one of the criteria distinguishing it from aberrantly conducted SVT; now only positive concordance is still held valid as a VT criter