HRCR March 2025 Quiz

Editorial note: The following quiz is related to the article Bipolar ablation from the right atrium and basal inferoseptal left ventricle to treat ventricular tachycardia arising from the inferoseptal process Daniel Alyesh and colleagues in the March 2025 issue of Heart Rhythm Case Reports.

1.What upper threshold is the optimal maximal spacing of bipolar ablation catheters for optimal lesion delivery?

2.During concealed entrainment, what finding is consistent with an exit site?

3.Which anatomical offset best describes the posterosuperior process?

A. The fibrous tissue between the aortic valve and the mitral valve.
B. The close anatomical relationship between the left atrial appendage and pulmonary artery.
C. The anatomical offset between the tricuspid valve and mitral valve.
D. The important anatomical relationship between the pulmonic valve and the left anterior descending coronary artery.

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