Prolonged QTc: Sensitivity and Specificity
Introduction:
None written. Excerpt from the entry in Tricyclic Antidepressant Toxicity:
QTc > 430ms. for ventricular arrhythmias
QTc > 430ms. for ventricular arrhythmias
Associated Diagnoses:
Tricyclic Antidepressant Toxicity
78% sensitive, 56% specific
Jervell and Lange-Nielsen syndrome (JLNS)
Accuracy not specified