Differentials
SVT with aberrant conduction
SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS
None
INVESTIGATIONS
ECG, electrophysiological study: failure to meet criteria for NSVT; absence of fusion capture beats; absence of atrioventricular dissociation.
Electrical artefact
SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS
None
INVESTIGATIONS
ECG: evidence of underlying sinus rhythm discernable through electrical noise (motion artefact).
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