- Case Report
Dual Tachycardia Involving the Cavotricuspid Isthmus and Eustachian Ridge
- Ivan Zeljkovic,
- Sven Knecht,
- Antonio Madaffari,
- Dominik Mannhart,
- Sarah Burri,
- Andrea Germann,
- Christian Sticherling and
- Michael Kühne
The Eustachian ridge is ablated as part of the cavotricuspid isthmus (CTI) involved in typical atrial flutter (AFL) ablation, but is itself rarely an arrhythmogenic focus. We report a case of a patient with dual tachycardia involving the CTI area....

