Doctor insights on:
Fourth Degree Heart Block
Your heart rhythm is normally a carefully coordinated event that has a natural progression electrically to create an effective forceful heart beat.
When you have 3rd degree block, it's completely discordant (ie nothing is working together). When the different parts of the heart are doing their own thing without communicating properly, it's life threatening and requires a pacemaker ...Read more
What type of symptoms would I feel if I had a third degree heart block? Is it painful? How is it treated?
Need full evaluation:
3 ed degree heart block is not physiological. One may get symptoms of dizzy spells /syncope /
it might be congenital heat block also. This need a full evaluation by electrophysiologist and if confirmed as 3 ed degree block will need a pacemaker implantation. However need further work see you physician and referral to an elactrophysiologist. ...Read more
Depends on the cause: First degree heart block is actually a misnomer as there is no conduction "block". The more accurate term is prolonged av conduction and this may be the result of medications, metabolic derangements or thyroid disease. Correcting the medication dose or type may correct the first degree heart block. Often times the first degree heart block occurs for unknown reasons and does not correct. ...Read more
Heart dz n stroke: Both of these illnesses can be caused by vascular disease, or that is, changes in the arteries due to high blood pressure, smoking, high cholesterol, diabetes mellitus, or genetic factors. Similarly, these conditions can be mitigated and prevented by looking after vascular risk factors and addressing them. ...Read more
Healthy: The presence of mobitz type I second degree atrioventricular block, also known as wenckebach periodicity, is not an indication that there is any special problem with your heart. If the finding of wenckebach 2nd degree av block is your only concern, you should be able to exercise without concerns. ...Read more
I've been diagnosed with 1st degree heart block. I'm v scared but my Dr said it's prob ok. I'm v healthy & active, fem 41yrs. Is it from running/bad?
1st Degree AV block: Causes of first degree atrioventricular (AV) block include conduction system disease (uncommon in younger adults), medicines, and high vagal tone often seen in conditioned athletes. To get a second opinion you could consult a cardiologist on HealthTap and review the ECG to see how long is the the PR interval. ...Read more
No: Treatment of first degree av block is not required except in very severe cases with a very long delay in conduction from the sinoatrial node to the av node. In these very rare cases, the treatment is usually a cardiac pacemaker. Otherwise the condition is of little to now concern. ...Read more
LA enlargement: La enlargement is likely due to one of several causes including high blood pressure, valve disease or other structural heart problems. This could be related to the first degree heart block since if the atria is big then it may take longer to conduct from the atria to the ventricle. The best way to evaluate la or left atrial size is by an ultrasound or echocardiogram of the heart. ...Read more
Mobitz 1: Mobitz 1 type of 2nd degree heart block is a rather mild condition in which an occasional heart beat is blocked. With higher degrees of 2nd degree heart block, the heart rate is quite slow and I feel excessively hot temperatures may be harmful as blood pressure falls. I don't feel that exposure to hot temperatures would affect mobitz 1 2nd degree heart block as the heart rate is not unusually slow. ...Read more
What's the different between typical and atypical wencabech second degree heart block? If I have both do I need a pacemaker?
Wenckebach block: If you are having symptoms from your a-v block, a pacemaker is recommended (assuming that there is not an underlying, correctable cause of the block.) the difference between typical and atypical is the conduction ratio-how many signals are sent vs. How many signals are received. Typical might be 3 "p" waves to 2 "r" waves; atypical might be 7 "p" waves to 6 "r" waves. ...Read more
Severe heart pain during vigorous exercise. Have been previously told I have a 2nd degree heart block. I'm 17. Should I be worried?
Hey: on my holter it showed droped beats also while was awake and atypical wencabach 2nd degree heart block- do I have mobitz type 2?
Mobitz 2: Is that block wherein there is no specific pattern of block. There are dropped beats without a pattern. Some seem to have a pattern if 3very 2 beats is dropped but may not be. The problem is these dropped beats can go on to a 3rd degree block with no heartbeat. The treatment is a pacemaker. ...Read more
How long to know if heart block I got after RFA is reversible or not? At first my doc said it was 2nd degree. After 2 weeks now it's become 1st degree
Block: If it has improved from second degree AV block to first degree av block, that suggests the possibility of further improvement. ...Read more
Generally Not: However, what medications are you on. The FAA is very concerned about the Meds. AOPA has assistance that can answer your Med approval questions. How is your EKG, sometimes the Aviation Medical Examiner will need to see the recent EKG. AOPA is good at their assistance before the AME examines you. Remember that if the AME sees something, they are required to report it; so do some prep work. ...Read more
Is it a mandatory to put me in the PPM once I get a complete heart block, even if it's only appears once in ECG? But I do have persistent 1st degree.
Pacer: Complete AV block usually means pacemaker. You should discuss with the doctors who know your status best. ...Read more
My cardiologist has said I don't need a pacemaker for my 2nd degree heart block as I don't have symptoms of blacking out etc. Is this good news?
AV block: There are two types of 2nd degree av block. If you have asymptomatic type 1, following without a pacer is indicated. If you have type 2, a pacer is indicated even w/o symptoms. We don't know which type you have, so judging the news is difficult. You need follow up in any case. ...Read more
I had severe vertigo attack, is it due to cervical while I have first degree heart block as well. It lasted for ten minutes which made me to sit down.
Vertigo: Given your age and extensive medical history, it is very likely light headedness versus vertigo and more likely due to vascular insufficiency or medication. I strongly recommend evaluation by your doctor and referral to neurology or ENT if orthostatsis and physiologic etiology are excluded. Are ...Read more
Got heart block post-RFA. It is up and down between 1st/2nd degree. Today I get some form of total AV block on my ecg. My EP suggest a PPM. Necessary?
Yes: With varying degrees of av block the heart rate slows. With Total or 3rd degree av block the heart rate can abruptly drop to the 30s or 40s, or the heart may actually fail to beat at all for several seconds or more, and you could faint. So, pacer is highly recommended. I agree with your EP doc. ...Read more
None really: Sinus arrhythmia is a benign condition seen in younger patients that causes variation in heart rate related to increased vagal tone. 2nd degree heart block can be of the benign variety (mobitz 1) or more serious (cant tell without seeing your ekg). Talk to your physician. Medicines do not cure these things. ...Read more
How come I have 1st degree av block, at 24? I have pots and gilberts syndrome as well. But why the heart block? I had a normal stress test tho
Atrioventricular: Pulse transmission it's delay between the sa node and the av node. Electrical current it's originated at the sa node. No symptoms associated. Seen in highly trained athletes, as a normal variant or drug induced. Later on life, may place you in a high risk for other arrhythmias like atrial fibrillation. Stay in contact with your cardiology. ...Read more
Predominantly sinus rhythm, with evidence of 2:1AV heart block (type II). 3rd degree block reported, now thought to be 2 beat P wave asystole. Worry?
Yes: Yes. I would. Check with your doctor preferably a cardiologist as to why and what the next step should be. There are many important information missing to give meaningful advice at this end ...Read more
Is a 2nd degree heart block with no symptoms except a few palpitations easily managed during a c-section? I'm so scared
Excellent question.: Mobtz 1 or wencheback 2 degree block is sometimes cause by parasympathetic excess that slow av conduction. Mobitz 2 av block often heralds more serious conduction problems with progressively more involved blocking of ventricular conduction. A consult to cardiologist need to be done before your c-section. Your OB in consultation with cardiology will take care of you. You will be fine. ...Read more
I may be pregnant but I've just gotten over viral pericarditis & I also have mobitz type 2 second degree av heart block, would this affect pregnancy?
See below: Problems like these can only be correctly handled by your doctor in person. He/she needs to listen to you, perform an examination and possibly run labs or other tests. That's the only way he/she can find out what's going on and what to do about it. ...Read more
My father just passed away with third degree heart block. Is this hereditary? Just has calcium score 0. No meds; Synthroid (thyroxine) only - gland removed.
3rd degree AV block: Conduction system (electrical system) disease can be hereditary. You need to monitor with at least an ECG a year and report to your doctor if you feel faint or dizzy. ...Read more
I had a surgical abortion today and got 4 250g of azithromycin, I have 2nd degree heart block due to high vagal tone. Can I take them?
Discuss with doctor: Azithromycin alone can induce second degree heart block in some patients, and so its use prophylactically might be questionable. Would call and discuss this with either your cardiologist or the doctor who performed the abortion. Doxycycline is another alternative, but there are also rare cases of 2nd degree block reported with this. Good luck and best wishes. ...Read more
Heart block: Third-degree atrioventricular block or complete heart block, is a disorder of the cardiac conduction system where there is no conduction through the atrioventricular node. Therefore, complete dissociation of the atrial and ventricular activity exists. It results from various pathologic states causing infiltration, fibrosis, or loss of connection in portions of the healthy conduction system. ...Read more
Get checked out: First, there are different severities of heart block. First degree heart block, for example, refers to an abnormality that hardly ever causes symptoms, whereas complete heart block often leads to fatigue, dizziness, or even passing out and usually requires a pacemaker. Deciding on a course of action depends on first defining more precisely what kind of heart block, and taking into account symptoms. ...Read more