{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T10:59:33Z","timestamp":1740135573296,"version":"3.37.3"},"reference-count":19,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2020,10,2]],"date-time":"2020-10-02T00:00:00Z","timestamp":1601596800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2020,10,2]],"date-time":"2020-10-02T00:00:00Z","timestamp":1601596800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BMC Med Imaging"],"published-print":{"date-parts":[[2020,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n<jats:title>Background<\/jats:title>\n<jats:p>Lung cancer screening revealed that people with small pulmonary nodules are mostly asymptomatic and that some of these people are at risk of developing lung cancer, so we intended to explore the repeatability of small lung nodule measurement in low-dose lung screening.<\/jats:p>\n<\/jats:sec><jats:sec>\n<jats:title>Methods<\/jats:title>\n<jats:p>We scanned eight ground-glass nodules (GGNs) and solid nodules, with diameters of 3, 5, 8, and 10\u2009mm. They were divided according to the different combination schemes of tube voltage (KV) and tube current (mA) as 70, 80, 100, and 120 KV, and currents of nine tubes were divided as 20, 30, 40, 50, 60, 70, 80, 90, and 100 mAs.<\/jats:p>\n<\/jats:sec><jats:sec>\n<jats:title>Results<\/jats:title>\n<jats:p>Compared with the conventional dose group (120 kVp, 100 mAs), the nodule diameter and solid nodule volume measured by all scanning combinations were more consistent (<jats:italic>P<\/jats:italic>\u2009&gt;\u20090.05), the volumes of 10\u2009mm GGNs combinations were consistent (<jats:italic>P<\/jats:italic>\u2009&gt;\u20090.05), the volumes of 8\u2009mm GGNs were consistent (<jats:italic>P<\/jats:italic>\u2009&gt;\u20090.05), the volumes of 5\u2009mm GGNs combinations were consistent (<jats:italic>P<\/jats:italic>\u2009&gt;\u20090.05), and the volumes of 3\u2009mm were consistent (<jats:italic>P<\/jats:italic>\u2009&gt;\u20090.05).<\/jats:p>\n<\/jats:sec><jats:sec>\n<jats:title>Conclusion<\/jats:title>\n<jats:p>In lung cancer screening, CT parameters should be as follows: tube voltage is more than 80 kVp, and tube current is 80 mAs in order to meet the requirements for the accurate measurement of the diameter and volume of pulmonary nodules.<\/jats:p>\n<\/jats:sec>","DOI":"10.1186\/s12880-020-00510-2","type":"journal-article","created":{"date-parts":[[2020,10,2]],"date-time":"2020-10-02T14:02:56Z","timestamp":1601647376000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Repeatability of small lung nodule measurement in low-dose lung screening: a phantom study"],"prefix":"10.1186","volume":"20","author":[{"given":"Yu","family":"Du","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1656-6271","authenticated-orcid":false,"given":"Gao-Feng","family":"Shi","sequence":"additional","affiliation":[]},{"given":"Ya-Ning","family":"Wang","sequence":"additional","affiliation":[]},{"given":"Qi","family":"Wang","sequence":"additional","affiliation":[]},{"given":"Hui","family":"Feng","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2020,10,2]]},"reference":[{"key":"510_CR1","doi-asserted-by":"publisher","first-page":"286","DOI":"10.1148\/radiol.2017162725","volume":"286","author":"P Huang","year":"2018","unstructured":"Huang P, Park S, Yan R, et al. 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This study was conducted with approval from the Ethics Committee of the Fourth Hospital of Hebei Medical University. This study was conducted in accordance with the declaration of Helsinki. Consent is not applicable as there were no human participants.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Not applicable.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"All the authors declare that they have no competing interest.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"112"}}