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. Author manuscript; available in PMC: 2012 Dec 1.
Published in final edited form as: Heart Rhythm. 2011 Jul 6;8(12):1975–1980. doi: 10.1016/j.hrthm.2011.07.006

Figure 2. Mechanisms of coronary artery injury following RFA.

Figure 2

Acutely, RFA can cause coronary spasm, coagulation dysregulation, collagen shrinkage, and direct vessel trauma that results in functional and morphological changes. Progressive scarring and nidus formation ensue and may lead to late coronary thrombosis.