Posts Tagged ‘Mechansim of VT in long and short QT syndrome’

qt interval animation short and long002

The stretch and strain experienced by the action potential’s left shoulder region is almost similar* in both long and short QT syndromes that trigger a VT.(* Hope this explanation makes some electrical sense !)

*Click  over the image for  high resolution

What is short QT interval ?
It is a range . Any thing less than 380 ms can be considered  short.Generally It becomes important only at < 320ms.
Relationship between QTc and risk of VT .
U curve of long and short qt syndrome

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