Left Anterior Fascicular Block

Left-sided heart diseases, aging, and myocardial fibrosis are causes of the left anterior fascicular block (LAFB). It is a disturbance or delay in the ventricular conduction of the heart or left anterior fascicle in specific.

Recently Answered Questions Recently Answered Questions

All the answers published in this website are written by Verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Kindly interpret my ECG.

Query: Hi doctor, My ECG report showed left axis deviation, left anterior fascicular block and prolonged QT interval. Is this an abnormal ECG? What kind of health issue I am having? I am a 48 year old female. Also, I am diabetic since four years.  Read Full »

Dr. Rishu

Answer: Hi, Welcome to icliniq.com. Left ventricular hypertrophy is the most important cause of left axis deviation and left anterior fascicular block. Hypertension (high blood pressure) can very often result in left ventricular hypertrophy causing left axis deviation. QT prolongation can be because of many...  Read Full »

My ECG shows left anterior fascicular block. What has to be done?

Query: Hello doctor, Yesterday, I got my ECG done. It shows sinus rhythm, abnormal left axis deviation, left anterior fascicular block. I am worried. I have long-term anxiety about heart. I am a smoker but not alcoholic. I always have a fear of heart disease. Kindly advice. My BP is 110/70 mmHg, triglycer...  Read Full »

Dr. Mahmoud Ahmed Abelrahman Abouibrahim

Answer: Hi,Welcome to icliniq.com.Left anterior fascicular block is always associated with left axis deviation and caused by either hypertension, myocardial infarction or idiopathic fibrosis. This block means that the pathway of electricity of the heart in the left ventricle is blocked which may or may not ...  Read Full »

ask-doctor-img Ask a Doctor Online

* guaranteed answer within 4 hours

Search for a Health Issue

Disclaimer: No content published on this website is intended to be a substitute for professional medical diagnosis, advice or treatment by a trained physician. Seek advice from your physician or other qualified healthcare providers with questions you may have regarding your symptoms and medical condition for a complete medical diagnosis. Do not delay or disregard seeking professional medical advice because of something you have read on this website.