<h2 class="section-title u-h3 u-margin-l-top u-margin-xs-bottom">Abstract</h2> <div id="as0005"> <p id="sp0005"><span>Competitive flow from a non-critical native vessel leading to longitudinal narrowing/atresia of the left<span> </span><a href="https://www.sciencedirect.com/topics/medicine-and-dentistry/internal-thoracic-artery" title="Learn more about internal mammary artery from ScienceDirect's AI-generated Topic Pages">internal mammary artery</a><span> </span>(LIMA) is described as “the string phenomenon.” We describe spontaneous<span> </span></span><a href="https://www.sciencedirect.com/topics/medicine-and-dentistry/recanalization" title="Learn more about recanalization from ScienceDirect's AI-generated Topic Pages">recanalization</a><span><span> </span>of an atretic LIMA following<span> </span><a href="https://www.sciencedirect.com/topics/medicine-and-dentistry/coronary-artery-bypass-graft" title="Learn more about coronary artery bypass grafting from ScienceDirect's AI-generated Topic Pages">coronary artery bypass grafting</a><span><span> </span>for<span> </span><a href="https://www.sciencedirect.com/topics/medicine-and-dentistry/coronary-artery-disease" title="Learn more about multivessel coronary artery disease from ScienceDirect's AI-generated Topic Pages">multivessel coronary artery disease</a>.</span></span></p> </div>