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Anatomical evidence reveals heterogeneous fat distribution in both atrial and ventricular myocardium that are considered normal, but at the same time arrhythmogenic, and numerous cardiac pathophysiological conditions are associated with myocardial fat deposits. The relationship between fatty infiltration, especially in the epicardial layer and its pathophysiological implication is not completely understood.
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Prisecaru et al. (2024) studied this question.
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