Can the Upper Common Pathway in AVNRT be Ablated?

I recently performed an ablation on a 67 y/o woman with AVNRT. She had inducible common variety (slow-fast) AVNRT on isoproterenol, and ablation was performed in the usual slow pathway location. Several burns were done, because no junctional rhythm was seen. Surprisingly, she had no inducible AVNRT on isoproterenol after the ablations, despite being easily… Continue reading Can the Upper Common Pathway in AVNRT be Ablated?

Namespace Blues

I spent the weekend not writing code, but thinking about how to organize my code. EP Simulator is a large project written in C++ and utilizing Qt to build its Gui. There are large chunks of code that really have little to do with each other, such as the Navigator and Recorder modules, though even… Continue reading Namespace Blues

New Wishy-Washy Sudden Cardiac Death Guidelines

The new ACC/AHA/ESC guidelines for ventricular arrhythmias and prevention of sudden death appeared in my online edition of Circulation this AM and I turned with some interest to the section on prophylactic implantable defibrillator criteria. The guidelines, scripted by a committee of international experts, are supposed to represent a distillation of the best available scientific… Continue reading New Wishy-Washy Sudden Cardiac Death Guidelines