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A schematic explains the various time points of image acquisition relative to contrast medium administration to assess ischaemia and necrosis/scar tissue. Red line corresponds to normal non-ischaemic myocardium, blue line the ischaemic myocardium, black line the necrotic tissue in the acute myocardial infarction (fibrotic tissue in chronic myocardial infarction), and purple line the tissue with microvascular obstruction (MVO).
