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. 2018 Jul 3;13:83. doi: 10.1186/s13019-018-0769-7

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© The Author(s). 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — a Chest X-ray at preoperative examination showed severe enlargement of the heart, with a cardiothoracic ratio of 88%. b Postoperative chest X- ray showed reduced right-side shadow of the cardiac silhouette