The Importance of Diagnosing Long QT Syndrome

The vast majority of kids with congenital long QT syndrome, there's now like 10 or 12 or 15 of these now. Long QT type one, type two and type three have to do with mutations in specific ion channels. Those three make up the lion's share probably greater than 90% of folks with long QT Syndrome. The mechanism by that is a little uncertain, a little bit less so with type three.