Intravascular Ultrasound-Guided Stent Implantation for the Focal Stenosis in the Middle Shaft of Twenty-Year Left Internal Mammary Artery Graft.

Chonnam Medical Journal Pub Date : 2021-05-01 Epub Date: 2021-05-24 DOI:10.4068/cmj.2021.57.2.164

Seok Oh, Young Joon Hong, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong

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Abstract

https://doi.org/10.4068/cmj.2021.57.2.164 C Chonnam Medical Journal, 2021 Chonnam Med J 2021;57:164-165 Corresponding Author: Young Joon Hong Division of Cardiology, Chonnam National University Medical School, 160 Baekseo-ro, Dong-gu, Gwangju 61469, Korea Tel: +82-62-220-5778, Fax: +82-62-223-3105, E-mail: hyj200@hanmail.net Article History: Received July 23, 2020 Revised July 27, 2020 Accepted July 29, 2020 FIG. 1. Coronary angiogram (CAG) showed severe focal stenosis in the middle shaft of the left internal mammary artery graft (A). Intravascular ultrasound (IVUS) showed large amount of fibrotic plaque with minimum lumen area of 2.9 mm 2 and plaque burden of 84.1% (B). Final CAG showed no residual stenosis with good distal flow (C). Final IVUS demonstrated a minimum stent area of 7.6 mm 2 with good stent apposition (D). Intravascular Ultrasound-Guided Stent Implantation for the Focal Stenosis in the Middle Shaft of Twenty-Year Left Internal Mammary Artery Graft

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