Comment, please, on the description of an electrocardiogram " Interval QT is dangerously extended on...

[Olga]

Comment, please, on the description of an electrocardiogram
" Interval QT on 0, 09 " is dangerously extended.
What is it can mean?

[Zholudev A.A.]

Retardation of intraventricular conduction, can be a specific feature. Dynamics or changes of an electrocardiogram is necessary.

[Olga]

It has appeared on last electrocardiogram, on all previous (for last 8 years) anything such was not.