![Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia](http://2.bp.blogspot.com/-mvcjOwtp-OU/TojgEdhVP8I/AAAAAAAAA7U/eDS--AxnPsQ/s1600/Fusion+beat+in+SVT+with+aberrancy.jpg)
Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia
![Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia](http://2.bp.blogspot.com/-mvcjOwtp-OU/TojgEdhVP8I/AAAAAAAAA7U/eDS--AxnPsQ/w1200-h630-p-k-no-nu/Fusion+beat+in+SVT+with+aberrancy.jpg)
Dr. Smith's ECG Blog: Fusion Beat During Supraventricular Tachycardia: No criterion is absolutely accurate in differentiating wide complex tachycardia
![RoshCast on Twitter: "VTach Fusion Beat: supraventricular + ventricular = hybrid Capture Beat: Atrial conduction amidst AV dissociation https://t.co/GKsOqNV52z https://t.co/vcpkc7h6Pj" / Twitter RoshCast on Twitter: "VTach Fusion Beat: supraventricular + ventricular = hybrid Capture Beat: Atrial conduction amidst AV dissociation https://t.co/GKsOqNV52z https://t.co/vcpkc7h6Pj" / Twitter](https://pbs.twimg.com/media/C9ymy_LXUAEuCvg.jpg)
RoshCast on Twitter: "VTach Fusion Beat: supraventricular + ventricular = hybrid Capture Beat: Atrial conduction amidst AV dissociation https://t.co/GKsOqNV52z https://t.co/vcpkc7h6Pj" / Twitter
![ecgrhytyms on Twitter: "#4 Capture beat During slower VT, occasional supraventricular impulse may be transmitted through the AV node and depolarize the ventricles resulting in a normal looking QRS (capture beat) in ecgrhytyms on Twitter: "#4 Capture beat During slower VT, occasional supraventricular impulse may be transmitted through the AV node and depolarize the ventricles resulting in a normal looking QRS (capture beat) in](https://pbs.twimg.com/media/Dha6jVjUEAAhiAS.jpg)