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Three-dimensional echocardiographic speckle-tracking analysis (TomTec Imaging Systems GmbH, Unterschleissheim, Germany) in a patient with previous anterior myocardial infarction, extensive remodelling (A) and a markedly impaired longitudinal deformation (B). Global 3-dimensional longitudinal strain measured by 3-dimensional speckle-tracking is −7% (lower limit of normality is −15%).
