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. 2018 Jan 12;13:5. doi: 10.1186/s13019-018-0697-6

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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 — Computed tomography (CT)-guided percutaneous marking, near-infrared (NIR) fluorescence detection, and wedge resection. a: A 23-gauge needle was inserted into the lung near a ground-glass nodule under CT guidance. b: A mixture (0.1 ml) of 100-fold diluted indocyanine green and iopamidol was injected into the lung parenchyma. c: The indocyanine green fluorescence was detected using NIR thoracoscopy (PINPOINT^®, Novadaq). d: A resected lung specimen from the surgical field. The target pulmonary nodule is indicated by yellow arrows