Posted by: Johnson Francis on: 07 Nov, 2009
Junctional rhythm, inferior and anterior wall infarction Click on the image for an enlarged view QS complexes in inferior and anterior leads indicate old anterior and inferior wall infarction. It is a slow rhythm with no P waves preceding the QRS complexes, a feature of junctional rhythm. Notch at the proximal region of the ST [...]
Posted by: Johnson Francis on: 20 Sep, 2009
Dome and dart P wave is seen in: A. Left atrial rhythm B. Right atrial rhythm C. Sinus rhythm D. Junctional rhythm Answer: A The dome and dart P wave in left atrial rhythm is seen in Lead V1. The initial dome represents the left atrial activation and the terminal dart represents the right atrial [...]
Posted by: Johnson Francis on: 19 Sep, 2009
Which of the following rhythms is taken as a marker of successful ablation of atrioventricular nodal re-entrant tachycardia (AVNRT)? A. Ventricular tachycardia B. Sinus rhythm C. Junctional rhythm D. Atrial fibrillation Answer: C Usually a short run of accelerated junctional rhythm occurs during successful radiofrequency catheter ablation of AVNRT. Non inducibility of tachycardia is an [...]
Posted by: Johnson Francis on: 13 Dec, 2008
Click on image for an enlarged view Regular narrow QRS rhythm at 60 per minute is seen with normal QRS and T waves. P waves are not seen. The first possibility is a junctional rhythm. In a mid junctional rhythm the P waves will be within the QRS and not visible. In a high junctional [...]
