Congenital long QT syndrome is prolonged ventricular repolarization due to an ion channel mutation, predisposing the patient to polymorphic ventricular tachycardia, manifested as recurrent syncope or sudden cardiac arrest.
Congenital long QT syndrome
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Synopsis
Codes
ICD10CM:
I45.81 – Long QT syndrome
SNOMEDCT:
442917000 – Congenital Long QT Syndrome
I45.81 – Long QT syndrome
SNOMEDCT:
442917000 – Congenital Long QT Syndrome
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Last Updated:01/12/2022
Congenital long QT syndrome