Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
Journal website https://www.cardiologyres.org

Case Report

Volume 13, Number 3, June 2022, pages 172-176

Resolution of Symptomatic Intermittent Sinoatrial Exit Block Associated With Unstable Angina Following Percutaneous Coronary Intervention

Figures

Figure 1.
Figure 1. Electrocardiogram (EKG) showed sinus bradycardia with sinoatrial (SA) exit block, with blue arrow showing the length of R-R interval doubling with dropped P wave.
Figure 2.
Figure 2. Angiogram showing sever ostial right coronary artery (RCA) stenosis proximal to sinus nodal artery (SNA) as showing in orange arrow, and markedly slow and pulsatile flow into the SNA (blue arrow).
Figure 3.
Figure 3. Angiogram showing restoration of flow into the right coronary artery (RCA) and sinus nodal artery (SNA) as showing in the blue arrow.