%0 Journal Article %T QT interval prolongation after Premature Ventricular Contractions (PVCs) %A Mohammed Haroon Rashid %A Kakhaber Etsadashvilli %A Anzor Melia %A Khatuna Jalabadze %J Electronic Physician %D 2010 %I Electronic Physician %X Long QT syndrome (LQTS) is an inherited ion channelopathy resulting in abnormal ventricular repolarization and abnormal prolongation of QT interval on the ECG. Syncope, fainting, cardiac arrest, and sudden death are common manifestations of LQTS. We present a case report that describes a patient with prolonged QT interval after extrasystoles and a family history of sudden cardiac deaths. %K Long QT syndrome %K Sudden cardiac death %K Extrasystoles %U http://www.ephysician.ir/2010/104-108.pdf