Alternating Early Afterdepolarizations Underlying Bradycardia-Dependent Macroscopic T Wave and Discordant Mechanical Alternans
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DOI: 10.1161/circep.122.011453
Abstract: Background: Macroscopic T wave alternans (macro-TWA) often heralds the onset of Torsades de Pointes in patients with QT prolongation. However, the mechanisms underlying macro-TWA remain unclear. We examined the cellular and ionic basis for macro-TWA… read more here.
Keywords: alternating early; mechanical alternans; macroscopic wave; early afterdepolarizations ... See more keywords