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Doctor insights on: Sinoatrial Block

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Is rt. Bundle branch block reversible?

Is rt. Bundle branch block reversible?

RBBB: Rbbb is generally benign. Some of its causes are reversible and some are not. ...Read more

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Is left bundle branch block reversible?

Is left bundle branch block reversible?

Yes: It is sometimes seen intermittently. It can be present on an EKG and not on one done at a later date. At times it occurs when the heart is beating fast but not with slower heart rates. ...Read more

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Can bundle branch block be fatal?

Can bundle branch block be fatal?

Not usually: Right bundle branch block is pretty benign. Most cases of left bundle branch block are associated with significant heart disease. It is the severity of that heart disease and the type of disease which could lead to a fatal outcome. The bundle branch block itself is not likely to be fatal. If it progressed to complete heart block, then a pacemaker would be needed and conceivably it could be fatal. ...Read more

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What is incomplete bundle branch block?

What is incomplete bundle branch block?

Mild conduction prob: The righty and left ventricles are induced to beat through electrochemical currents transmitted through the right and left bundle branches, respectively. Irbbb means part of the right bundle is not transmitting fully. It is a benign condition of no significant clinical consequence. ...Read more

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Is heart block the same as rate related left bundle branch block?

Not the same: Both are types of fatigue in the heart's wiring system. 1st degree heart block is when there is a delay in the signal getting from atria down to ventricles. That's minor. In more advanced heart block, some beats dont get through at all. In lbbb, there is no block between atria + ventricles but there is a delay in the signal spreading within the ventricles, which doesnt cause symptoms by itself. ...Read more

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What is sinus bradycardia and right bundle branch block?

What is sinus bradycardia and right bundle branch block?

RBBB and SBC: Sinus bradycardia is slow heart rates below 60 BPM without abnormal beats. The best description for bundle branch block is here: http://www.Mayoclinic.Com/health/bundle-branch-block/ds00693. ...Read more

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What is an incomplete bundle branch block?

What is an incomplete bundle branch block?

Not true "block": Two bundles of electrical tissue carry each heartbeat from the top part of the heart to the bottom--the "right" and "left" bundle branches. When one of these doesn't conduct at all, or does so much more slowly than the other, it is a complete bundle branch block. When one conducts slightly slower than the other, it is called "incomplete" bundle block. This often is of no clinical consequence. ...Read more

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Does atrioventricular dissociation precede heart block?

Dr. Hamid Hai Dr. Hai
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Does atrioventricular dissociation precede heart block?

AV dissociation: Atrioventricular dissociation can occur with or without heart block. For example, during ventricular tachycardia, the ventricular impulses are usually not going retrogradely to the atrium, so there is av dissociation without any heart block. The important thing is whether av dissociation is resulting in a ventricular rate slow enough to be symptomatic with dizziness or syncope. ...Read more

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What are sinus rhythms with incomplete right bundle branch block?

Abnormal ECG: Hello again jmercado -- you have an abnormal ECG -- but this could be an isolated ECG abnormality or it could mean more if you are not feeling well - and you should talk to your doctor about this -. ...Read more

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Does atrioventricular dissociation cause heart block?

Does atrioventricular dissociation cause heart block?

Heart Block: Yes av dissociation can cause heart block, like third degree heart block is complete av dissociation but all av dissociation are not heart block. ...Read more

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Is right bundle branch block serious?

Is right bundle branch block serious?

Depends: Right bundle branch block (rbbb) in and of itself is likely not a detrimental issue, however if it happens in the setting of a heart attack, it portends a poor prognosis. ...Read more

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Will left bundle branch block cells regenerate?

Will left bundle branch block cells regenerate?

Usually not: Left bundle branch block (lbbb) develops when 2/3 electrical "wires" in the heart stop working. Many patients can have lbbb and no sx. Lbbb usually reflects aging of the heart but can be seen in a variety of pathological heart conditions. Rarely, medicines which affect the speed of electrical conduction in the heart can cause lbbb which reverses. This technically not cellular regeneration. ...Read more

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Can chemotherapy cause left bundle branch block?

Sometimes: A left bundle branch block is a finding on an EKG ( the electrical tracing of your heart.) it shows that something has altered the way your heart conducts electrical impulses. Chemotherapy can do it, but so can heart disease. Your doctor should rule out other causes for a left bundle branch block before assuming chemotherapy is the cause. ...Read more

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Is bundle branch block a serious condition?

Bundle branch block: There are two types right bundle and left bundle branch block. Right bundle is most often benign or due to right ventricular hypertrophy. Left bundle is often caused by hypertension and left ventricular hypertrophy. Acute left bundle branch block can be very serious. Generally your physician can determine whether the bundle branch block has pathophysiologic significance. ...Read more

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What's the difference between a complete bundle branch block and an incomplete bundle branch block?

Ecg : Complete bundle branch block has slowing of conduction in that bundle of 0.12 sec or greater, incomplete block is range 0.10--.12sec. This is measured on ecg. ...Read more

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What are differences between left bundle branch block and right bundle branch block?

The location: Obviously the location of the electrical block in the conduction of electric impulses from the atrium to the ventricles is different. The electrical signals travel to the two ventricles through the left and the right bundle, the left then bifurcates to two fascicles itself. In my experience, the non-pathologic presence of right bundle branch block is more common. ...Read more

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Why are left bundle branch blocks worse than right bundle branch blocks?

Why are left bundle branch blocks worse than right bundle branch blocks?

The cause important: The right bundle is relatively easy to damage, so relatively small injuries can create it. The left bundles (two of them, one easy to injure, one hard to damage) require more damage to interfere with their function, so they are associated with "worse" heart disease with the prognosis inherent in your question. Cause is important, so need to talk to your doctors to sort those out. ...Read more

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What is an incomplete right bundle branch block?

Slowing: It means there is a mild slowing of the electrical conduction in a certain part of your heart. In most cases it is an incidental finding and not worrisome. ...Read more

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What does incomplete right bundle branch block indicate?

May be nothing: Incomplete right bundle branch block indicates a slight delay in the electrical conduction in the right bundle. It is often found on a routine ECG and almost always has no clinical consequences. ...Read more