Bundle Branch Block

Bundle branch block causes delay or block in the electrical pathway, through which impulses travel and make the heart beat. It can be caused due to heart attacks, cardiomyopathy, myocarditis, and hypertension. Mostly it does not cause any symptom, and sometimes it results in fainting.

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I am a 28-year-old female with incomplete RBBB, palpitations at night, and isolated SVEs. Do these indicate Brugada syndrome?

Query: Hello doctor, I am a 28-year-old female. I have the following findings in EKG: Right axis deviation. Right ventricular hypertrophy with repolarization abnormality. Incomplete RBBB. Symptoms: Palpitations. The following are the findings on the Holter monitor: The patient had a min HR of 47 bpm, ...  Read Full »

Dr. Isaac Gana

Answer: Hello, Welcome to icliniq.com. Thank you for your query. I will look at your investigations in detail and get back to you in some minutes with a follow-up reply. Thank you.  Read Full »

My heart was fine 12 months ago. Suddenly, I developed too many problems. Why?

Query: Hello doctor, I am a 24 year old female who has celiac disease and was recently diagnosed with cardiomyopathy, a left bundle branch block (starts I believe when my pulse gets above 80). I had atrial flutter and had an electrophysiology study, where they ablated some arrhythmias, and during the proce...  Read Full »

Dr. Mahmoud Ahmed Abdelrahman Abouibrahim

Answer: Hello, Welcome to icliniq.com. I understand all your concerns. From what you mentioned, the medications that you take for the heart failure like the diuretics may be responsible for the great majority of your symptoms like the dry eyes, the ear problem, sore joints. So, I suggest that you tell me ...  Read Full »

My doctor suggested 2D echo and TMT after reviewing my son's ECG. Is there any problem?

Query: Hello doctor, My 18-year-old son got an ECG and blood tests last month as a requirement for medical screening. He jogs every night for 30 minutes. He looks healthy. We consulted our cardiologist early this month and he requested for 2D Echo and treadmill stress test. Unfortunately, we were schedul...  Read Full »

Dr. Vivek S Narayan Pillai

Answer: Hi, Welcome to icliniq.com. Could you upload his ECG (electrocardiogram) if it has been taken and also his echo and treadmill results?  Read Full »

ECG shows RBBB and marked left ventricular hypertrophy. What does it mean?

Query: Hi doctor, My son is 12 years old, very active, plays representative basketball and attends a sports high school. Last Sunday, he was knocked over while playing and hurt his arm. After getting up, he fainted. He was fine after that. There were no broken bones, but the medical center did an ECG, and ...  Read Full »

Dr. Sagar Ramesh Makode

Answer: Hello, Welcome to icliniq.com. The ECG (electrocardiogram) is showing incomplete RBBB (right bundle branch block) or early RBBB and features of left ventricular hypertrophy, and also heart rate is on lower side nearing 60 beats per minute. But as you mentioned, he is a basketball player. So, athle...  Read Full »

What could be the reason for the appearance of recurrent RBBB in the ECG reports of my malaria-infected father?

Query: Hi doctor, My father is 71 years old and recently got malaria (vivax), due to which his platelet counts dipped to 44000 mcL. In addition to blood tests, the doctor did an ECG as a routine procedure and found RBBB. The doctors said RBBB was not there in his ECG 10 years ago. During malarial shivers,...  Read Full »

Dr. Mandurke Vivek Maroti

Answer: Hi, Welcome to icliniq.com Thank you for consulting with us on icliniq.com. The right and left bundles are conducting structures of an electrical signal. But with aging and due to other reasons, it does not transmit an electrical signal. So it leads to the right bundle branch block, so the right ...  Read Full »

How serious is bifascicular block in young people?

Query: Hello doctor, I am wondering how serious is bifascicular block? Is it common among younger people? I am only 30 years old and this came up on EKG. I was very surprised as I live a pretty healthy life. Any ideas what caused this and what steps I should take next?  Read Full »

Dr. Muhammad Zohaib Siddiq

Answer: Hi, Welcome to icliniq.com. I can understand your worries. It is not common in general population. It occurs mostly in those who have heart attack, angina, have high blood pressure or some valvular disease, especially aortic valve. Other cause is fibrotic degeneration of conduction channels, but it ...  Read Full »

Is it safe to go under anesthesia if I have bifascicular bundle block?

Query: Hello doctor, I am 60 years male. I have a BMI of 33. I have bifascicular bundle block. I take Salbutamol and Fluticasone (Relvar) puffers for asthma, which is lifelong. I have seen my GP and my cardiologist and been cleared for bariatric (gastric band) surgery next week, in order to expedite some ...  Read Full »

Dr. Kiran Kumar Kolla Gopalkrishna

Answer: Hello, Welcome back to icliniq.com. Bifasicular block is commonly RBBB (right bundle branch block) with left or right axis deviation. I need to explain to you that patients with this block are safe to undergo anesthesia. I would have been happy if an ECG was attached. If LBBB (left bundle branch blo...  Read Full »

Is there any specific thing to look for on an EKG to show bifascicular block?

Query: Hello doctor, I am wondering if there is any specific thing to look for on an EKG to show bifascicular block? I am trying to learn EKG reading and was wondering if you can help me.  Read Full »

Dr. Muhammad Zohaib Siddiq

Answer: Hi, Welcome to icliniq.com. Look for right bundle branch block and axis deviation. If left anterior or posterior hemi-block is also present, this makes it bifascicular block. If AV block also, this makes trifascicular block. If left anterior and posterior blocks combine, it is called left bundle bra...  Read Full »

What does right bundle branch block mean?

Query: Hello doctor, I would like to send you my daughter's ECG for evaluation. This was taken at the ER. I think she had heartburn. We are now concerned about the abnormal report.  Read Full »

Dr. Rishu Sharma

Answer: Hi, Welcome to icliniq.com. I have seen the ECG of your daughter. (attachment removed to protect patient identity). She has a condition called right bundle branch block. A right bundle branch block (RBBB) is a heart block in the electrical conduction system. Our heart is divided into four chambe...  Read Full »

What exactly is a right bundle branch block?

Query: Hi doctor, My ECG report says that I have a right bundle branch block. What is it? Does it require attention?  Read Full »

Dr. Shoaib Javeed Khan

Answer: Hello, Welcome to icliniq.com. The heart works on electrical signals/impulses that are sent through a pathway. This finally reaches the side/part of the heart that produces the heartbeat. This pathway is complicated. And when there is any abnormality along this pathway, it can result in a conditio...  Read Full »

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