C107098Level 6

QTcB Prolongation

**Semantic type:** Finding

**Definition:** An electrocardiographic finding in which the QT interval corrected for heart rate using Bazett's formula is prolonged. Thresholds for different age, sex, and patient populations exist.

**Synonyms:** - PROLONGED QTcB - QTCB PROLONGATION

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C71096QTcB Prolongation Greater Than 500 msec

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