Tisdale Risk Score for QT Prolongation
Predicts risk of QT prolongation greater than 500 msec in hospitalized patients.
IMPORTANT
Launched during COVID-19 crisis. COVID-19 Resource Center.
This score was derived and internally validated for hospitalized patients, and may not predict outpatient risk of QT prolongation as accurately (but has not been studied in this population).
When to Use
Pearls/Pitfalls
Why Use
No
0Yes
+1Male
0Female
+1No
0Yes
+1No
0Yes
+2No
0Yes
+2No
0Yes
+2No
0Yes
+3No
0Yes
+3None
01 QTc-prolonging drug
+3≥2 QTc-prolonging drugs
+6Confirmed positive
Suspected
Unlikely
Confirmed negative
Result:
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