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What Causes Tiredness And Dizziness?

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Posted on Thu, 20 Aug 2015
Question: Is this pattern concerning? Also feeling tired and dizzy.
doctor
Answered by Dr. Ilir Sharka (55 minutes later)
Brief Answer:
I would recommend as follows:

Detailed Answer:

Hello XXXX!

Thank you for asking on HCM!

Regarding your concern, I would like to explain that your uploaded ECG record, represents short runs of supra-ventricular tachycardia. If your heart results structurally normal (by cardiac ultrasound), this kind of tachycardia is generally well tolerated. In that case, it is generally not considered life-threatening. So relax!

The most important part of the story is to identify the right cause of this rhythm disorder.

A potentially responsible cause is hyperthyroidism. You need to frequently check your blood thyroid hormone levels coupled with any present corresponding symptomatology. You should discuss with your endocrinologist about that issue.

If that is not the case, other possible causes should be sought. First of all a standard resting ECG is necessary to rule out a short PR interval (from your uploaded schematic ECG it is not clear if PR interval is really short), as it may be a kind of preexcitation syndrome (like Lown-Ganong-Levine syndrome [LGL]). PR interval duration should be checked. Identifying any accessory conduction pathways would highlight important therapeutic and prognostic issues.

At that point, I would recommend you, besides a resting ECG upload, to perform an ambulatory 24 to 48 hours ambulatory ECG monitoring (to have a full picture of all the possible occurring arrhythmia events).

If a re-entry arrhythmia is confirmed, possible triggering factors should be avoided.

If a preexcitation syndrome is highly suspected you need to discuss with a cardiac electrophysiologist to schedule an EPS (electro-physiologic study).

You need to discuss with your attending doctor about the above mentioned issues.

Hope to have been helpful!

Feel free to ask me whenever you need! Greetings! Dr. Iliri


Above answer was peer-reviewed by : Dr. Chakravarthy Mazumdar
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Follow up: Dr. Ilir Sharka (11 minutes later)
Hi,

Thank you so much for your reply. I do have Post Partum Thyroiditis, at the moment it's being monitored and not treated.

I've also been taking proranalol 40mg 3x a day for over a month.

I saw my doctor a couple of weeks ago as I was having ectopic beats, she said not to worry and it was harmless. The last week it has got worse, I'm getting runs of 4 - 5 ectopics in a row, and also this irregular pattern that I managed to catch.

I have an appointment with my GP booked, but obviously wanted some reassurance in the interim. I was worried it could potentially be VT instead of SVT :)

I've enclosed some of the ectopic beats I've caught. Will of course show all these to my GP

Many thanks

XXXX
doctor
Answered by Dr. Ilir Sharka (10 hours later)
Brief Answer:
You are welcome!

Detailed Answer:

Hi back, XXXX!

All your ECG records reveal supra-ventricular arrhythmia events.

I recommend you to consult with your cardiologist (electrophysiologist) for a thorough investigation of that supra-ventricular arrhythmia.

I still insist your should discuss with your doctor about the above mentioned options.

Wish you good health!

Regards,

Dr. Iliri

Note: For further queries related to coronary artery disease and prevention, click here.

Above answer was peer-reviewed by : Dr. Chakravarthy Mazumdar
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Answered by
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Dr. Ilir Sharka

Cardiologist

Practicing since :2001

Answered : 9541 Questions

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What Causes Tiredness And Dizziness?

Brief Answer: I would recommend as follows: Detailed Answer: Hello XXXX! Thank you for asking on HCM! Regarding your concern, I would like to explain that your uploaded ECG record, represents short runs of supra-ventricular tachycardia. If your heart results structurally normal (by cardiac ultrasound), this kind of tachycardia is generally well tolerated. In that case, it is generally not considered life-threatening. So relax! The most important part of the story is to identify the right cause of this rhythm disorder. A potentially responsible cause is hyperthyroidism. You need to frequently check your blood thyroid hormone levels coupled with any present corresponding symptomatology. You should discuss with your endocrinologist about that issue. If that is not the case, other possible causes should be sought. First of all a standard resting ECG is necessary to rule out a short PR interval (from your uploaded schematic ECG it is not clear if PR interval is really short), as it may be a kind of preexcitation syndrome (like Lown-Ganong-Levine syndrome [LGL]). PR interval duration should be checked. Identifying any accessory conduction pathways would highlight important therapeutic and prognostic issues. At that point, I would recommend you, besides a resting ECG upload, to perform an ambulatory 24 to 48 hours ambulatory ECG monitoring (to have a full picture of all the possible occurring arrhythmia events). If a re-entry arrhythmia is confirmed, possible triggering factors should be avoided. If a preexcitation syndrome is highly suspected you need to discuss with a cardiac electrophysiologist to schedule an EPS (electro-physiologic study). You need to discuss with your attending doctor about the above mentioned issues. Hope to have been helpful! Feel free to ask me whenever you need! Greetings! Dr. Iliri