Venous-phase coronary angiography can effectively predict epicardial venous anatomy to guide left ventricular lead placement during urgent biventricular ICD implantation in patients with complex congenital anatomy such as situs inversus totalis and dextrocardia.
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Supports feasibility of urgent BiV ICD in complex congenital anatomy; leaves open prospective validation of venous-phase CS mapping.
Grayburn et al. (2009) studied this question.
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