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. 2020 Nov 3;3(3):372–375. doi: 10.1016/j.cjco.2020.10.013

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© 2020 Canadian Cardiovascular Society. Published by Elsevier Inc.

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Myocardial bridging (MB) and culprit lesions in acute coronary syndrome. (A) Angiographic appearance of culprit lesions in the mid-left anterior descending (LAD) artery (white arrowhead). (B) Angiographic appearance of opened coronary artery and MB in mid-LAD (white dashed line). (C) Intravascular ultrasound (IVUS) image of proximal MB. (D) Maximum plaque burden in the MB segment (Max PB_MB) was 60%. (E) Site with maximal halo thickness. (F) Site with maximal arterial compression. (G) Longitudinal IVUS view. MB was identified by IVUS as an echolucent-band “halo” (red asterisk; E, F). S1, septal 1; S2, septal 2.