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Avatar universal

Recurrent SVT

Firstly, thank you for providing this service and your expertise.

I am a 31 year old male, with recurrent SVT. I have had 3 RF Ablations in 4 years yet I have had 2 episodes since my last surgery. I have only had 10 episodes, and aside from the first 2, I've always gone to the ER. Also, aside from my first ER visit where Adenosine worked, Electro-cardiovertion 150 J, was needed.

I've had a Echo, and the first Ablation I had they went in through my neck (Angiogram?), but I've had very little feed back as to what my "condition/problem" is, aside from Recurrent SVT or A-typical SVT.

I also have severe anxiety, but am using medication for it, and handle it quite well. However I'm aware of its impact on my Hearts rhythm, and overall health. I have been unable to work or exercise for the past 2 yrs yet I do odd jobs.

My first episode happened 6 years ago, at which time I quit smoking cigarettes yet I still smoke Marijuana daily. Since my last episode I have had nearly constant (10-30 times a minute) PVC or PAC's (heart flutter) when I am stressed or physically active. I also have 2 abscessed wisdom teeth that due to my anxiety and finances have been unable to get surgery for yet.

My question, is "recurrent SVT" a form of heart disease, or a probable symptom of something else like CAD? I know that is difficult to answer with the info I've given, but I'm not sure if I should pursue a diagnosis or further testing from my EP or if Recurrent SVT is basically considered a benign nuisance.

& are my risks of Myocardial Infarction greater, less or unknown by my EP study?
26 Responses
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61536 tn?1340698163
Hi.  I didn't see it but I'll go look.

I was diagnosed with PSVT at age 16.  They did nothing to treat it, told me it was annoying but not deadly.  I had brief bursts of it.  That was probably the worst time I ever had with palpitations.  This was observed on continuous monitoring while I was in the ER for several hours.

At 21, I went to Cleveland Clinic for a second opinion, as I had a recurrence of the PSVT and some new flutterings.  They diagnosed me with PACs.  I had a few on a Holter I wore for 48 hours.

My local cardiologist, who I started seeing at the same time, did his own Holter and came up with the same results, plus two PVCs.  Everyone said the same thing, no worries.

When I was pregnant in 2003, I was admitted to the cardiac unit because I was having multiple PACs and PVCs per minute and also had an elevated cardiac enzyme.  Turned out to be a lab error and I was released the next morning.  The palpitations subsided over the next few weeks.

Early this year after my son was born, I had the most palpitations I've ever had.  All PACs except for one PVC while I was asleep.  They suspect my PACs are adrenaline-induced, and the occasional PVC is just what the normal population can expect from time to time.  No treatment, medical or otherwise.  With careful diet (no caffeine, strict limitation of sugars) I find relief.

I do get episodes of tachycardia and bradycardia.  The tachycardia is usually due to salt, the bradycardia seems related to my esophageal problems.  It's all been seen and it never has been anything other than sinus rhythm.
Helpful - 0
Avatar universal
"my svt was bad.. it was triggered everytime i ate.. "

Interesting, I often have tachycardia after eating a fatty meal. It sure annoys me. If I eat a light meal (especially something that's high in fiber), I don't have a problem with it.

Does anyone have a similiar problem?
Helpful - 0
Avatar universal
Tickertock,

I was talking to someone the other day about PVC initiated SVT and I remember you knew quite a bit about this.  In particular, do you recall what percentage of SVT are initiated by a PVC? I seem to remember it was something like 20%.

Hope you are doing well.

Jeff
Helpful - 0
Avatar universal
Michelle.. my svt was bad.. it was triggered everytime i ate.. So i wouldnt eat out of fear.. i got down to under 90 lbs, so it was nessecary for me. But also you have to keep in mind, yes SVT is not life threatening in most cases, but if you are ever diagnosed with coronary artery disease, it can become life threatening. Im a big advocate for ablation in most cases of svt (except afib) because the risk to benefit ratio heavily favors having the ablation, and it eliminates the problem rather than cover it up with beta blockers, but it really is a personal choice.

Jeff.. sorry im not tickertock, but your question was of interest to me too.. i had AVNRT type svt.. and it was always caused by a premature beat (pvc or pac). This is very typical of AVNRT, and avnrt is a very common type of svt, so i would gather it would be higher than 20 % but im not sure on the exact numbers :)
Helpful - 0
84483 tn?1289937937

I'm doing well, hope you are too. I think from what I remember around 30% of all SVTs ( including AVNRT, AVRT) are initiated/triggered by a PVC. As always I'm not a MD.
Helpful - 0
Avatar universal
Hi thank you for telling me, I was curous because I too have everything you have.  I have pac's and pvc's too.  Just diagnosed with SVT, but it isn't constant and doesnt last long.  My Dr. did call me back today and said they don't think I need an EP study at this time and that this isn't life threatening.  She does want me to take Xanax and a very low dose beta blocker for now.  My heart rate is always between 80 - 130, unless I'm asleep. When I have an anxiety attack or do heavy exercise it goes up to 200, again for maybe 5 to 10 minutes. I was so worried this last week because when told me the holter results she was telling me I need to see a Cardiologist and get the study and possibly ablation done. I spent the whole week in panic mode.  Then I called another physician for a second opinion and he said svt is usually always benign and in someone like me (he knows my history and also has done two previous holters in the past for my pvc/pac's and they were normal results), he said I definetely right now don't need a workup, except maybe blood tests for thyroid.  I would like to get on here to get an opinion from a good Cardiologist, but it's hard to post.  It sure is nice to talk to you guys, my mom is an RN and my friend is a heart nurse and they had me scared to death.  Take Care, Michelle
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