Key result
Persistent left superior vena cava poses an incidental anatomical challenge during cardiac surgery.
Reports on the incidental discovery of a persistent left superior vena cava during cardiac surgery.
May inform intraoperative vigilance for venous variants; leaves open prevalence and outcome data in cardiac surgery.
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Tomlinson et al. (1989) studied this question. Persistent left superior vena cava is an anatomical variant that may be incidentally discovered during cardiac surgery.
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