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. 2016 Jul 4;7(1):6. doi: 10.1186/s12645-016-0018-5

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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.

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Fig. 7 — Post-implant dosimetric quality assurance (QA) for a typical LDR BT treatment plan 1 month following implantation. Imaging the prostate (red) and rectum (blue) interface can be challenging on CT-guided post-implant QA. Isodose lines are shown as a percentage of the prescription dose (145 Gy). Sources are identified as green circles with upward-directed and downward-directed triangles representing out-of-plan sources. Treatment planning system is VariSeed 8.0 (Varian Inc. Palo Alto, CA, USA)