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. 2015 Jan 29;1(2):58–61. doi: 10.1016/j.hrcr.2014.12.012

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© 2015 Heart Rhythm Society. Published by Elsevier Inc.

This is an open access article under the CC BY-NC-SA license (http://creativecommons.org/licenses/by-nc-sa/4.0/).

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Electrogram-guided ablation. Left lateral (left) and anteroposterior (right) views of a 3-dimensional construction of the right atrium (blue) and left atrium (gray). Focal applications of radiofrequency energy were delivered at sites that displayed fibrillar electrograms. Brown tags indicate ablation sites. IVC = inferior vena cava; LIPV = left inferior pulmonary vein; LSPV = left superior pulmonary vein; MA = mitral annulus; RAA = right atrial appendage; RIPV = right inferior pulmonary vein; RSPV = right superior pulmonary vein; SVC = superior vena cava; TA = tricuspid annulus.