Long QT syndrome
Long QT syndrome features a long corrected QT interval. It can be congenital or acquired.
Types of congenital long QT include more than 10 different gene mutations. The most common form is Romano-Ward syndrome. Jervell-Lange-Nielsen is another type that is associated with congenital hearing loss.
Causes of acquired long QT include many different drugs, e.g. sotalol, amiodarone, erythromycin, clarithromycin, antipsychotics and many others...