{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,30]],"date-time":"2026-07-30T06:20:34Z","timestamp":1785392434469,"version":"3.55.0"},"reference-count":12,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2024,7,28]],"date-time":"2024-07-28T00:00:00Z","timestamp":1722124800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2024,7,28]],"date-time":"2024-07-28T00:00:00Z","timestamp":1722124800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Endocrine"],"DOI":"10.1007\/s12020-024-03974-2","type":"journal-article","created":{"date-parts":[[2024,7,28]],"date-time":"2024-07-28T17:01:33Z","timestamp":1722186093000},"page":"188-195","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Prognostic significance of metastatic lymph node size and extra-nodal extension in papillary thyroid carcinoma according to the 9th edition of general rules for the description of thyroid cancer risk stratification: a single center validation study"],"prefix":"10.1007","volume":"87","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6640-3529","authenticated-orcid":false,"given":"Haruhiko","family":"Yamazaki","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Soji","family":"Toda","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rika","family":"Sasaki","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aya","family":"Saito","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2024,7,28]]},"reference":[{"issue":"5","key":"3974_CR1","doi-asserted-by":"publisher","first-page":"560","DOI":"10.1089\/thy.2021.0662","volume":"32","author":"UC Megwalu","year":"2022","unstructured":"U.C. Megwalu, P.K. Moon, Thyroid cancer incidence and mortality trends in the United States: 2000\u20132018. Thyroid 32(5), 560\u2013570 (2022). https:\/\/doi.org\/10.1089\/thy.2021.0662.","journal-title":"Thyroid"},{"issue":"3","key":"3974_CR2","doi-asserted-by":"publisher","first-page":"373","DOI":"10.1089\/thy.2015.0315","volume":"26","author":"IJ Nixon","year":"2016","unstructured":"I.J. Nixon, L.Y. Wang, J.C. Migliacci, A. Eskander, M.J. Campbell, A. Aniss, L. Morris, F. Vaisman, R. Corbo, D. Momesso, M. Vaisman, A. Carvalho, D. Learoyd, W.D. Leslie, R.W. Nason, D. Kuk, V. Wreesmann, L. Morris, F.L. Palmer, I. Ganly, S.G. Patel, B. Singh, R.M. Tuttle, A.R. Shaha, M. G\u00f6nen, K.A. Pathak, W.T. Shen, M. Sywak, L. Kowalski, J. Freeman, N. Perrier, J.P. Shah, An international multi-institutional validation of age 55 years as a cutoff for risk stratification in the AJCC\/UICC staging system for well-differentiated thyroid cancer. Thyroid 26(3), 373\u2013380 (2016). https:\/\/doi.org\/10.1089\/thy.2015.0315.","journal-title":"Thyroid"},{"issue":"7","key":"3974_CR3","doi-asserted-by":"publisher","first-page":"669","DOI":"10.1507\/endocrj.EJ20-0025","volume":"67","author":"Y Ito","year":"2020","unstructured":"Y. Ito, N. Onoda, T. Okamoto, The revised clinical practice guidelines on the management of thyroid tumors by the Japan associations of endocrine surgeons: core questions and recommendations for treatments of thyroid cancer. Endocr. J. 67(7), 669\u2013717 (2020). https:\/\/doi.org\/10.1507\/endocrj.EJ20-0025.","journal-title":"Endocr. J."},{"issue":"6","key":"3974_CR4","doi-asserted-by":"publisher","first-page":"751","DOI":"10.1089\/thy.2017.0102","volume":"27","author":"RM Tuttle","year":"2017","unstructured":"R.M. Tuttle, B. Haugen, N.D. Perrier, Updated American Joint Committee on cancer\/tumor-node-metastasis staging system for differentiated and anaplastic thyroid cancer (Eighth Edition): what changed and why? Thyroid 27(6), 751\u2013756 (2017). https:\/\/doi.org\/10.1089\/thy.2017.0102.","journal-title":"Thyroid"},{"key":"3974_CR5","unstructured":"Japan Association of Endocrine Surgery and The Japanese Society of Thyroid Pathology (ed) (2019) General Rules for the Description of Thyroid Cancer (8th), Kanehara Publishers, Tokyo (In Japanese)."},{"issue":"2","key":"3974_CR6","doi-asserted-by":"publisher","first-page":"139","DOI":"10.1016\/s0039-6060(03)00384-2","volume":"135","author":"I Sugitani","year":"2004","unstructured":"I. Sugitani, N. Kasai, Y. Fujimoto, A. Yanagisawa, A novel classification system for patients with PTC: addition of the new variables of large (3 cm or greater) nodal metastases and reclassification during the follow-up period. Surgery 135(2), 139\u2013148 (2004). https:\/\/doi.org\/10.1016\/s0039-6060(03)00384-2.","journal-title":"Surgery"},{"issue":"10","key":"3974_CR7","doi-asserted-by":"publisher","first-page":"5723","DOI":"10.1210\/jc.2005-0285","volume":"90","author":"S Leboulleux","year":"2005","unstructured":"S. Leboulleux, C. Rubino, E. Baudin, B. Caillou, D.M. Hartl, J.M. Bidart, J.P. Travagli, M. Schlumberger, Prognostic factors for persistent or recurrent disease of papillary thyroid carcinoma with neck lymph node metastases and\/or tumor extension beyond the thyroid capsule at initial diagnosis. J. Clin. Endocrinol. Metab. 90(10), 5723\u20135729 (2005). https:\/\/doi.org\/10.1210\/jc.2005-0285.","journal-title":"J. Clin. Endocrinol. Metab."},{"issue":"8","key":"3974_CR8","doi-asserted-by":"publisher","first-page":"828","DOI":"10.1002\/jso.24070","volume":"112","author":"N Veronese","year":"2015","unstructured":"N. Veronese, C. Luchini, A. Nottegar, T. Kaneko, G. Sergi, E. Manzato, M. Solmi, A. Scarpa, Prognostic impact of extra-nodal extension in thyroid cancer: a meta-analysis. J. Surg. Oncol. 112(8), 828\u2013833 (2015). https:\/\/doi.org\/10.1002\/jso.24070.","journal-title":"J. Surg. Oncol."},{"issue":"1","key":"3974_CR9","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1089\/thy.2015.0020","volume":"26","author":"BR Haugen","year":"2016","unstructured":"B.R. Haugen, E.K. Alexander, K.C. Bible et al. 2015 American Thyroid Association Management Guidelines for Adult Patients with Thyroid Nodules and Differentiated Thyroid Cancer: The American Thyroid Association Guidelines Task Force on Thyroid Nodules and Differentiated Thyroid Cancer. Thyroid 26(1), 1\u2013133 (2016). https:\/\/doi.org\/10.1089\/thy.2015.0020.","journal-title":"Thyroid"},{"issue":"7","key":"3974_CR10","doi-asserted-by":"publisher","first-page":"1729","DOI":"10.1007\/s00268-023-06976-9","volume":"47","author":"H Yamazaki","year":"2023","unstructured":"H. Yamazaki, K. Masudo, Y. Rino, Migration of Risk Classification Between the JAES Versus ATA guidelines for Papillary Thyroid Carcinoma. World J Surg 47(7), 1729\u20131737 (2023). https:\/\/doi.org\/10.1007\/s00268-023-06976-9.","journal-title":"World J Surg"},{"key":"3974_CR11","unstructured":"Japan Association of Endocrine Surgery and The Japanese Society of Thyroid Pathology (ed) (2023) General Rules for the Description of Thyroid Cancer (9th), Kanehara Publishers, Tokyo (In Japanese)."},{"issue":"3","key":"3974_CR12","doi-asserted-by":"publisher","first-page":"452","DOI":"10.1038\/bmt.2012.244","volume":"48","author":"Y Kanda","year":"2013","unstructured":"Y. Kanda, Investigation of the freely available easy-to-use software \u2018EZR\u2019 for medical statistics. Bone Marrow Transpl. 48(3), 452\u2013458 (2013). https:\/\/doi.org\/10.1038\/bmt.2012.244.","journal-title":"Bone Marrow Transpl."}],"container-title":["Endocrine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s12020-024-03974-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s12020-024-03974-2\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s12020-024-03974-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,1,16]],"date-time":"2025-01-16T12:53:13Z","timestamp":1737031993000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s12020-024-03974-2"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,7,28]]},"references-count":12,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2025,1]]}},"alternative-id":["3974"],"URL":"https:\/\/doi.org\/10.1007\/s12020-024-03974-2","relation":{},"ISSN":["1559-0100"],"issn-type":[{"value":"1559-0100","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,7,28]]},"assertion":[{"value":"21 June 2024","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"19 July 2024","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"28 July 2024","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Compliance with ethical standards"}},{"value":"The authors declare no competing interests.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"The study was conducted in accordance with the Declaration of Helsinki (as revised in 2013). The protocol used in the present retrospective study was approved by the Ethics Committee of Yokohama City University Medical Center (approval no. B190500015).","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval"}},{"value":"Informed consentsInformed consent was waived because of the retrospective nature of the study.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Informed consents"}}]}}