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. 2018 Feb 15;43(4):960–976. doi: 10.1007/s00261-018-1473-8

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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.

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Fig. 14 — Grayscale US and endocavitary CEUS images of a radiologically inserted gastrostomy (RIG) tube. A small hypoechoic collection (asterisk) is present in grayscale US (A). Endocavitary CEUS (B), with administration of microbubble contrast through the gastrostomy tube, showed no accumulation of microbubble contrast in the collection, thus excluding an ongoing leak. Correct placement of the gastrostomy tube is further confirmed with visualization of microbubble contrast on CEUS (D with the corresponding grayscale US (C)) within the gastric cavity (g), which is recognizable due to presence of gastric rugae