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Intraoperative discovery of intimal flap dissection of IMA with ECUS. (A) Longitudinal view; (B) cross-sectional view; (C) Doppler colour flow mapping showing flow restriction by false lumen compressing true lumen [Watanabe, Arai (18)] (ECUS images by Medistim MiraQ system). IMA, internal mammary artery; ECUS, epicardial ultrasound.
