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This is a regular rhythm with a ventricular rate of 70/min. The QRS has a left axis deviation and a dominant R wave in V1. The PR interval is 260 ms. This tracing suggests a first degree heart block with a left anterior hemi block and RBBB. This has been called Trifasicular block.
EKG World Encyclopedia http://cme.med.mcgill.ca/php/index.php , courtesy of Michael Rosengarten BEng, MD.McGill
Michael Rosengarten BEng, MD.McGill
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|current||11:36, 21 February 2012||3,004 × 1,599 (4.46 MB)||DarrelC|