Department of Molecular Pharmacology & Experimental Therapeutics, Mayo Clinic, Rochester, Minnesota, USA Correspondence to Dr M J Ackerman, Long QT Syndrome Clinic ... However, the 12-lead ECG remains ...

consists of multiple different variations including long QT type 1-12, Romano-Ward syndrome and Jervell-Lange-Nielsen syndrome. A prolonged QT interval increases the risk of polymorphic ...

A prolonged QT interval has a variety of causes and can be a very serious ECG finding, as it may lead to the potentially ... Jervell-Lange-Nielsen syndrome and long-QT 1-13 syndrome.

Long QT syndrome (LQTS) is potentially lethal if left untreated. Accurate diagnosis is, therefore, vital. Patients with LQTS have impaired adaptation of the QT interval in response to changes in ...