{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T12:07:54Z","timestamp":1757592474375,"version":"3.37.3"},"reference-count":9,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2018,3,12]],"date-time":"2018-03-12T00:00:00Z","timestamp":1520812800000},"content-version":"vor","delay-in-days":11,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J of Medical Radiation Sci"],"published-print":{"date-parts":[[2018,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>A magnetic resonance (<jats:styled-content style=\"fixed-case\">MR<\/jats:styled-content>) scanner for radiotherapy treatment simulation was commissioned in our department in June 2013. Practical set up and <jats:styled-content style=\"fixed-case\">MR<\/jats:styled-content> image quality trade\u2010offs using a variety of patient positions and immobilisation devices routinely used in the treatment planning of rectal cancer patients were considered. The study also aimed to investigate the <jats:styled-content style=\"fixed-case\">MR<\/jats:styled-content> compatibility of the device materials with a focus on temperature changes during routine clinical examinations.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Ten volunteers were scanned: (1) Prone on a Civco Contoura Bellyboard (<jats:styled-content style=\"fixed-case\">BBB<\/jats:styled-content>), (2) Prone on a Civco <jats:styled-content style=\"fixed-case\">MR<\/jats:styled-content> Series Bellyboard (<jats:styled-content style=\"fixed-case\">WBB<\/jats:styled-content>), (3) Prone with no bellyboard and (4) Supine. All scans were performed with a <jats:italic>T<\/jats:italic><jats:sub><jats:italic>2<\/jats:italic><\/jats:sub> weighted (<jats:italic>T<\/jats:italic><jats:sub><jats:italic>2<\/jats:italic><\/jats:sub>\u2010w) turbo spin echo (<jats:styled-content style=\"fixed-case\">TSE<\/jats:styled-content>) sequence. Images were scored by five assessors for: (1) ease of identifying specific organs, (2) overall image quality and (3) signal to noise ratio (<jats:styled-content style=\"fixed-case\">SNR<\/jats:styled-content>). Temperature changes were measured for each volunteer in each position.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Both expert scores and <jats:styled-content style=\"fixed-case\">SNR<\/jats:styled-content> analysis demonstrated that images obtained in the supine position allowed for easier and clearer delineation of the organs. Image factors such as artefacts and noise, along with the overall image quality, also performed better in the supine position. The carbon fibre bellyboard did not demonstrate significant heating during scanning with the <jats:italic>T<\/jats:italic><jats:sub><jats:italic>2<\/jats:italic><\/jats:sub>\u2010w <jats:styled-content style=\"fixed-case\">TSE<\/jats:styled-content> transverse sequence.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>A supine position was determined to be superior to the other positions in a majority of comparisons. The volunteers did not experience any increased temperature changes during scanning on the bellyboard in comparison to the other positions.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmrs.266","type":"journal-article","created":{"date-parts":[[2018,3,12]],"date-time":"2018-03-12T09:25:19Z","timestamp":1520846719000},"page":"22-30","source":"Crossref","is-referenced-by-count":5,"title":["An assessment of set up position for <scp>MRI<\/scp> scanning for the purposes of rectal cancer radiotherapy treatment planning"],"prefix":"10.1002","volume":"65","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7567-2341","authenticated-orcid":false,"given":"Ewa","family":"Juresic","sequence":"first","affiliation":[{"name":"Liverpool and Macarthur Cancer Therapy Centres Liverpool Hospital Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Gary P.","family":"Liney","sequence":"additional","affiliation":[{"name":"Liverpool and Macarthur Cancer Therapy 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Wales Australia"},{"name":"Ingham Institute of Applied Medical Research Liverpool New South Wales Australia"},{"name":"Centre for Medical Radiation Physics University of Wollongong Wollongong New South Wales Australia"},{"name":"Institute of Medical Physics School of Physics University of Sydney Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,3,12]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.radonc.2014.03.024"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.7785\/tcrt.2012.500342"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijrobp.2011.03.031"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/jmri.23589"},{"key":"e_1_2_7_6_1","first-page":"20160108","article-title":"Assessment of a carbon fibre MRI flatbed insert for radiotherapy treatment planning","volume":"2016","author":"Jafar 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