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. 2016 Jun 10;18:37. doi: 10.1186/s12968-016-0256-z

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© The Author(s). 2016

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 Ascending aortic cross-sectional measurements made by manual planimetry of the aortic endovascular-blood pool interface at minimal and maximal distension. b Sagittal oblique CMR image from which the length of the aortic arch is manually measured. The image is subsequently used to determine site of acquisition of phase contrast cines. c Time-Velocity curve derived using PMI software to calculate foot-foot delay (curves are automatically adjusted/overlaid to accommodate time delay)