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. 2017 Aug 28;21:225. doi: 10.1186/s13054-017-1814-y

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© The Author(s). 2017

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. 6 — Ultrasound to confirm needle, wire, and catheter position in the vein. Ultrasound images during real-time ultrasound-guided central venous catheter placement in the right internal jugular vein. Ultrasound guidance should include confirmation of the needle position in the vein before approaching the guide wire (short-axis/out-of-plane view (a) and long-axis/in-plane view (b)). In addition, the correct position of the guide wire in the vein (short-axis (c) and long-axis (d)) and the correct position of the catheter in the vein (short-axis (e) and long-axis (f)) should be confirmed