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Corrected QT interval (QTc)

Current versionCardiac·2 inputs·3 references

Based on Bazett HC (1920).

Pogosh offers this calculator when a case matches heart arrhythmia, syncope, malignant arrhythmia, sodium channel blocker od, hyperkalemia. It runs only when you press Calculate.

Decision support for clinicians — review before acting.

ms
bpm
Runs only when you press Calculate. Values are not stored.

References

  1. Bazett HC. An analysis of the time-relations of electrocardiograms. Heart. 1920;7:353-370. Search PubMed
  2. Fridericia LS. Die Systolendauer im Elektrokardiogramm bei normalen Menschen und bei Herzkranken. Acta Med Scand. 1920;53:469-486. Search PubMed
  3. Sagie A, Larson MG, Goldberg RJ, Bengtson JR, Levy D. An improved method for adjusting the QT interval for heart rate (the Framingham Heart Study). Am J Cardiol. 1992;70:797-801. Search PubMed

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