Why the study?
Does manual measurement of the QT interval accurately detect QT prolongation compared to automated measurements in a patient with ziprasidone overdose?
Population
47-year-old female presenting with ziprasidone (1.2 g) and diazepam (250 mg) overdose (n=1)
Comparison
Manual measurement of QT interval on standard ECGs vs Automated measurements on standard ECGs and…
Design
Case_report
Follow-up
48 hours
Authors
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Automated ECGs may miss QT prolongation in overdose; this case leaves open whether manual measurements warrant routine use.
Does manual measurement of the QT interval accurately detect QT prolongation compared to automated measurements in a patient with ziprasidone overdose?
Manual measurement of the QT interval is more reliable than standard automated ECG measurements for detecting QT prolongation in clinical settings.
Berling et al. (2011) studied this question.
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