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Cardiac Memory-induced T-wave Inversions
Sara C Polito1, Jonathan A Giordano1, Benjamin L Cooper1
1McGovern Medical School at the University of Texas Health Science Center at Houston (UTHealth), Department of Emergency Medicine, Houston, Texas.
Clinical Practice and Cases in Emergency Medicine
|May 20, 2020
Summary
Cardiac memory causes T-wave inversions after abnormal heart activation, often from pacemakers. Recognizing this phenomenon can prevent unnecessary cardiac testing and hospital admissions.
Area of Science:
- Cardiology
- Electrophysiology
Background:
- Cardiac memory is a phenomenon where T-wave inversions appear after abnormal ventricular activation ceases.
- This T-wave inversion occurs during normal ventricular activation following a period of abnormal activation.
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