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Long Q T syndrome

Dear Doctor,
MY 13 year old daughter had a baseline ekg done because she mentioned from time to time, that she has skipped heartbeats.
My doctor feels there is no need for concern, probably pvc's from caffeine, chocolate, etc.  But, he felt her QTc interval was on the high end.  .423  ms.  Mine is .402 ms.  Do you feel this is any cause for concern?  My family has no history of blackout, dizziness, or fainting.  No early death.  Both my husband and my side of the family are clear.  My daughter has no history of any of this , either, and is very active.  The report the cardiologist gave with her ekg was that it is perfectly normal.  As I stated, our daughter has no history of fainting, dizziness, or anything that would worry us.  Our only concern was the occasional skipped heartbeats.  And these would be only about once or twice a month.  And these really didn't bother her, there was no racing heartbeat accompaining the pvc.  Can you give me any insight on this?
thank you,
Kathleen.
she has been mentioning these "flutters" for almost 2 years now.
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Avatar universal
I have Long q-t.  440 is considered long qt interval and 420-440 is considered borderline.  Some borderline people have sypmtoms and some don't.  Caffeine should not lengthen the interval but it can cause the skipped beats.  Other medications can be causing it too.  Please feel free to email me with your questions

***@****
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Avatar universal
please help me too understand why my husband has such moodiness after a mild heart attack . i dont know how to deal with it. hes left out his whole family.im confused.please help.we dont know how to handle he changes.any help would be apprciated. hes 46 and im 42. i feel desparate


thankyou judy ducourneau
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Avatar universal
Thank you for your reply.  Yes, we have a follow up visit with a Pediatric Cardiologist this month.  But, Dr, if you could let me know, just what is the normal range for a QTc reading.  My ekg done 5 years ago stated my QTc interval is .402.  Need we be more concerned?
Kathleen.
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Avatar universal
Dear Kathleen,

I would follow up on these flutters as you call it and make sure that your daughter reduces her caffeine intake.  
It might be warranted to reassess an ECG at a later date once caffeine has been curtailed.

this QT is in the high range of normal and should be followed particularly in the presence of palpitations.
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Avatar universal
P2K
Hey yo,

I was 13 when I started to get these heart palps and ****.  Yo they can become lethal and they are early signs of trouble later on.

Hey yo,
I would recommend that you see a specialist.  I suppose an EP won't be bad.  Are you sure she never went into tachyardia?

Hey yo,
Was your husband drinking alcohol during the time you got pregnent with your daughter?  Personally a lot of people with heart problems don't have genetics elicing these attacks, rather it was there parents who were on drugs like alcohol during the pregnancy or even before they were pregnent!

Hey yo,
Don't take my word for it.  Ask a professional.

Good luck and may God cure your daughters ailments :)

regards:P2K
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Avatar universal
P2K
Elicing means Eliciting or triggering.
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Avatar universal
Forgot to mention.  I thought that a prolonged QTc interval started at .440 ms.  Doctor, what is the normal range for a QTc interval?  You can tell I'm worried about this.  Thank you again.
D.
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