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. 2015 Oct 26;9:238. doi: 10.1186/s13256-015-0723-4

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© Asakura et al. 2015

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 — Computed tomography scan of the chest. a Chest computed tomography showed an irregularly shaped solitary nodule in the periphery of the left lower lobe, with microcalcifications (arrow) and pleural indentation. b After 2 weeks, the nodules became enlarged, around which ground glass opacity appeared