Related Experiment Video
Updated: Aug 19, 2025

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
Published on: April 11, 2025
Diagnosing STEMI in right then left bundle branch block pattern ventricular escape rhythm (case report).
Mochamad Yusuf Alsagaff1,2, Muhammad Dedy Pratama1, I G N Iswan Rahmadi Ranuh1
1Department of Cardiology and Vascular Medicine, Faculty of Medicine, Airlangga University-Dr Soetomo General Hospital Surabaya, Surabaya, Indonesia.
Identifying ST-segment elevation myocardial infarction (STEMI) in patients with bundle branch block (BBB) is crucial. This case highlights STEMI management with total AV block and changing BBB patterns, emphasizing prompt reperfusion and pacing.
Area of Science:
- Cardiology
- Medical Diagnostics
- Emergency Medicine
Background:
- Electrocardiography (ECG) is vital for diagnosing acute coronary syndromes (ACS).
- Bundle branch block (BBB) patterns complicate ECG interpretation for STEMI.
- Specific criteria like Sgarbossa and Barcelona are needed for Left Bundle Branch Block (LBBB) STEMI detection.
Observation:
- A patient presented with anteroseptal ST-segment elevation myocardial infarction (STEMI).
- The patient had total AV block with a Right Bundle Branch Block (RBBB) pattern, which evolved to a Left Bundle Branch Block (LBBB) pattern.
- The condition resolved to sinus rhythm post-reperfusion therapy.
Findings:
- Accurate STEMI identification in patients with BBB is essential.
- The case demonstrates STEMI with concurrent total AV block and dynamic BBB patterns.
- Successful reperfusion therapy led to immediate rhythm normalization.
Implications:
- Timely diagnosis of STEMI in BBB patients is critical for effective treatment.
- Management of STEMI with total AV block requires immediate temporary pacing and reperfusion.
- Understanding dynamic BBB patterns aids in accurate STEMI diagnosis and patient outcomes.
More Related Videos
18:11A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
Published on: December 28, 2012
12:45Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
Published on: December 11, 2017
Related Concept Videos
Dysrhythmias IV: Characteristics of Bradyarrhythmias
Mitral Stenosis II: Clinical features and Diagnostic Tests
Acute Coronary Syndrome I: Introduction
Acute Coronary Syndrome III: Diagnostic Studies
Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias