The ECG criteria for a right bundle branch block include the following: QRS duration greater than 120 milliseconds; rsR’ “bunny ear” pattern in the anterior precordial leads (leads V1-V3) ...

Bundle branch blocks are abnormalities of the heart’s conduction system that show up an electrocardiogram (ECG), which is a tracing of the electrical activity in the heart.

Right Bundle Branch Block This is the most common type. If your cardiologist (a heart doctor) spots RBBB through a test called an electrocardiogram ( EKG ), they may look for underlying heart or ...

The ECG strip below shows normal sinus rhythm, ... If the QRS complex is widened and upwardly deflected in lead V1, a right bundle branch block is present.

Right bundle branch block is a conduction abnormality with the heart that can result in an abnormal heart rhythm. ... (ECG), a test that evaluates the heart’s electrical activity.

DEAR DR. ROACH: I am a 63-year-old male who, during a routine EKG, showed a left bundle branch block. Can you tell me anything about this diagnosis, what it means, any treatment, future concerns ...

Q-I`m a 27-year-old female in good health. However a recent EKG turned up a ”bundle branch blockage.” The doctor says it is an interruption in the heart`s electromagnetic field. What el… ...