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Remodeling in myocardial infarction and body surface potential maps
K Kozlikova1, I Hulin, J Murin
1Institute of Pathophysiology, Medical Faculty, Comenius University, Bratislava, Slovak Republic.
Journal of Electrocardiology
|January 1, 1994
Summary
Body surface potential mapping can track changes after myocardial infarction. This study shows how ventricular remodeling affects electrocardiographic maps over time.
Area of Science:
- Cardiology
- Biomedical Engineering
- Electrocardiology
Background:
- Assessing chronic myocardial infarction (MI) requires understanding ventricular remodeling.
- Body surface potential mapping (BSPM) offers a non-invasive method to evaluate cardiac electrical activity.
Observation:
- A patient with MI underwent serial BSPM over 9 months post-event.
- Integral and departure maps were analyzed, comparing the patient to a control group.
- Echocardiography revealed progressive ventricular enlargement.
Findings:
- BSPM showed a reduction in negative potentials and changes in the departure map's negative area over time.
- The scar's surface projection shifted from inferior to posterior segments and decreased in size.
- These dynamic changes in BSPM correlated with ventricular remodeling.
Implications:
- BSPM is a valuable tool for monitoring chronic myocardial infarction and its effects.
- The study highlights the significant impact of ventricular remodeling on electrocardiographic mapping.
- Findings suggest BSPM can non-invasively track scar evolution and remodeling post-MI.