Population
469 adult patients undergoing major noncardiac surgery under general anesthesia
Design
Cohort
Follow-up
postoperative
Authors
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Frequent postoperative QTc prolongation warrants arrhythmia vigilance in noncardiac surgery; leaves open whether it increases torsades risk or requires practice changes.
Postoperative QT-interval prolongation is highly prevalent (80%) in adults undergoing major noncardiac surgery under general anesthesia, highlighting a potential risk for arrhythmias like torsades de pointes.
Nägele et al. (2012) studied this question.
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