A 40-year-old male, diagnosed to have WPW syndrome and symptomatic with recurrent palpitations, was taken up for radiofrequency ablation. There was difficulty in coronary sinus cannulation. Coronary venogram revealed coronary sinus atresia with persistent left superior vena cava, and collateral venous pathways draining into the right atrium. This case is discussed for the rare coronary venous anomaly, its embryology and the difficulties in the management during electrophysiological studies.
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|---|---|
| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6823679 | PMC |
| http://dx.doi.org/10.1016/j.ipej.2019.09.003 | DOI Listing |
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