{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T19:07:20Z","timestamp":1791486440511,"version":"4.3.4"},"reference-count":18,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T00:00:00Z","timestamp":1791417600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T00:00:00Z","timestamp":1791417600000},"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":["Oral Maxillofac Surg"],"DOI":"10.1007\/s10006-026-01650-5","type":"journal-article","created":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T06:02:18Z","timestamp":1791439338000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Implementation of ultrasound surveillance following negative sentinel lymph node biopsy in early oral squamous cell carcinoma: a retrospective cohort study"],"prefix":"10.1007","volume":"30","author":[{"ORCID":"https:\/\/orcid.org\/0009-0002-3246-6668","authenticated-orcid":false,"given":"Tiam","family":"Sahraie","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Emily","family":"Alexander","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sipho Simon","family":"Nhongo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"James","family":"Morrison","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Martin","family":"Paley","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arshad","family":"Siddiqui","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Handley","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,10,8]]},"reference":[{"issue":"9","key":"1650_CR1","doi-asserted-by":"publisher","first-page":"780","DOI":"10.1038\/s41415-022-5166-x","volume":"233","author":"M Gormley","year":"2022","unstructured":"Gormley M, Creaney G, Schache A, Ingarfield K, Conway D (2022) Reviewing the epidemiology of head and neck cancer: definitions, trends, and risk factors. Br Dent J 233(9):780\u2013786. https:\/\/doi.org\/10.1038\/s41415-022-5166-x","journal-title":"Br Dent J"},{"issue":"23","key":"1650_CR2","doi-asserted-by":"publisher","first-page":"7067","DOI":"10.3390\/jcm13237067","volume":"13","author":"D Di Giorgio","year":"2024","unstructured":"Di Giorgio D, Della Monaca M, Nocini R, Battisti A, Ferri F, Priore P, Terenzi V, Valentini V (2024) Management of Clinically Negative Neck in Early-Stage (T1-2N0) Oral Squamous-Cell Carcinoma (OSCC): Ten Years of a Single Institution\u2019s Experience. J Clin Med 13(23):7067. https:\/\/doi.org\/10.3390\/jcm13237067","journal-title":"J Clin Med"},{"issue":"4","key":"1650_CR3","doi-asserted-by":"publisher","first-page":"387","DOI":"10.1016\/j.bjoms.2020.10.005","volume":"59","author":"P Kyzas","year":"2021","unstructured":"Kyzas P (2021) Management of the cN0 neck in early oral cancer: time to revise the guidance? Br J Oral Maxillofac Surg 59(4):387\u2013388. https:\/\/doi.org\/10.1016\/j.bjoms.2020.10.005","journal-title":"Br J Oral Maxillofac Surg"},{"key":"1650_CR4","doi-asserted-by":"publisher","first-page":"346","DOI":"10.1186\/1471-2407-14-346","volume":"14","author":"T M\u00fccke","year":"2014","unstructured":"M\u00fccke T, Mitchell DA, Wagenpfeil S, Ritschl LM, Wolff KD, Kanatas A (2014) Incidence and outcome for patients with occult lymph node involvement in T1 and T2 oral squamous cell carcinoma: a prospective study. BMC Cancer 14:346. https:\/\/doi.org\/10.1186\/1471-2407-14-346","journal-title":"BMC Cancer"},{"issue":"8","key":"1650_CR5","doi-asserted-by":"publisher","first-page":"711","DOI":"10.1016\/j.jcms.2020.06.004","volume":"48","author":"LV Vassiliou","year":"2020","unstructured":"Vassiliou LV, Acero J, Gulati A, H\u00f6lzle F, Hutchison IL, Prabhu S, Testelin S, Wolff KD, Kalavrezos N (2020) Management of the clinically N0 neck in early-stage oral squamous cell carcinoma (OSCC). An EACMFS position paper. J Craniomaxillofac Surg 48(8):711\u2013718. https:\/\/doi.org\/10.1016\/j.jcms.2020.06.004","journal-title":"J Craniomaxillofac Surg"},{"issue":"6","key":"1650_CR6","doi-asserted-by":"publisher","first-page":"521","DOI":"10.1056\/NEJMoa1506007","volume":"373","author":"AK D\u2019Cruz","year":"2015","unstructured":"D\u2019Cruz AK, Vaish R, Kapre N, Dandekar M, Gupta S, Hawaldar R, Agarwal JP, Pantvaidya G, Chaukar D, Deshmukh A, Kane S, Arya S, Ghosh-Laskar S, Chaturvedi P, Pai P, Nair S, Nair D, Badwe R (2015) Elective versus therapeutic neck dissection in node-negative oral cancer. N Engl J Med 373(6):521\u2013529. https:\/\/doi.org\/10.1056\/NEJMoa1506007","journal-title":"N Engl J Med"},{"issue":"9","key":"1650_CR7","doi-asserted-by":"publisher","first-page":"2593","DOI":"10.1002\/hed.70393","volume":"48","author":"M Fermi","year":"2026","unstructured":"Fermi M, Chiari F, Petruzzi G, Gazzini L (2026) Is Level IIB Dissection Necessary in the Clinically N0 Neck? A Systematic Review and Meta-Analysis in Head and Neck Squamous Cell Carcinoma. Head Neck 48(9):2593\u20132610. https:\/\/doi.org\/10.1002\/hed.70393","journal-title":"Head Neck"},{"issue":"3","key":"1650_CR8","doi-asserted-by":"publisher","first-page":"708","DOI":"10.1002\/hed.70064","volume":"48","author":"L Calabrese","year":"2025","unstructured":"Calabrese L, Abousiam M, Tagliabue M, Ferrari M, De Berardinis R, Petruzzi G et al (2025) When Should Elective Neck Dissection Be Considered for Early-Stage Oral Cavity Tumors? Insights From a Multicenter Study of 1109 Patients and Development of a Multiparametric Predictive Model. Head Neck 48(3):708\u2013721. https:\/\/doi.org\/10.1002\/hed.70064","journal-title":"Head Neck"},{"issue":"18","key":"1650_CR9","doi-asserted-by":"publisher","first-page":"2777","DOI":"10.1016\/j.ejca.2015.08.023","volume":"51","author":"C Schilling","year":"2015","unstructured":"Schilling C, Stoeckli SJ, Haerle SK, Broglie MA, Huber GF, Sorensen JA, Bakholdt V, Krogdahl A, von Buchwald C, Bilde A, Sebbesen LR, Odell E, Gurney B, O\u2019Doherty M, de Bree R, Bloemena E, Flach GB, Villareal PM, Forcelledo MFF, Gutierrez LMJ, Amezaga JA, Barbier L, Santamaria-Zuazua J, Moreira A, Jacome M, Vigili MG, Rahimi S, Tartaglione G, Lawson G, Nollevaux MC, Grandi C, Donner D, Bragantini E, Dequanter D, Lothaire P, Poli T, Silini EM, Sesenna E, Dolivet G, Mastronicola R, Leroux A, Sassoon I, Sloan P, McGurk M (2015) Sentinel European Node Trial (SENT): 3-year results of sentinel node biopsy in oral cancer. Eur J Cancer 51(18):2777\u20132784. https:\/\/doi.org\/10.1016\/j.ejca.2015.08.023","journal-title":"Eur J Cancer"},{"issue":"10","key":"1650_CR10","doi-asserted-by":"publisher","first-page":"827","DOI":"10.1038\/s41416-019-0587-2","volume":"121","author":"IL Hutchison","year":"2019","unstructured":"Hutchison IL, Ridout F, Cheung SMY, Shah N, Hardee P, Surwald C, Thiruchelvam J, Cheng L, Mellor T, Brennan PA, Baldwin AJ, Shaw RJ, Halfpenny W, Danford M, Whitley S, Smith G, Bailey MW, Woodwards B, Patel M, McManners J, Chan CH, Burns A, Praveen P, Camilleri AC, Avery C, Putnam G, Jones K, Webster K, Smith WP, Edge C, McVicar I, Grew N, Hislop S, Kalavrezos N, Martin IC, Hackshaw A (2019) Nationwide randomised trial evaluating elective neck dissection for early-stage oral cancer (SEND study) with meta-analysis and concurrent real-world cohort. Br J Cancer 121(10):827\u2013836. https:\/\/doi.org\/10.1038\/s41416-019-0587-2","journal-title":"Br J Cancer"},{"issue":"7","key":"1650_CR11","doi-asserted-by":"publisher","first-page":"2115","DOI":"10.1007\/s00405-012-2320-0","volume":"270","author":"CF Thompson","year":"2012","unstructured":"Thompson CF, St. John MA, Lawson G, Grogan T, Elashoff D, Mendelsohn AH (2012) Diagnostic value of sentinel lymph node biopsy in head and neck cancer: a meta-analysis. Eur Arch Otorhinolaryngol 270(7):2115\u20132122. https:\/\/doi.org\/10.1007\/s00405-012-2320-0","journal-title":"Eur Arch Otorhinolaryngol"},{"issue":"8","key":"1650_CR12","doi-asserted-by":"publisher","first-page":"1395","DOI":"10.1200\/JCO.2008.20.8777","volume":"28","author":"FJ Civantos","year":"2010","unstructured":"Civantos FJ, Zitsch RP, Schuller DE, Agrawal A, Smith RG, Nason RW, Petruzelli G, Gourin CG, Wong RJ, Ferris RL, Naggar AE, Ridge JA, Paniello RC, Owzar K, McCall L, Chepeha DB, Yarbrough WG, Myers JN (2010) Sentinel lymph node biopsy accurately stages the regional lymph nodes for T1-T2 oral squamous cell carcinomas: results of a prospective multi-institutional trial. J Clin Oncol 28(8):1395\u20131400. https:\/\/doi.org\/10.1200\/JCO.2008.20.8777","journal-title":"J Clin Oncol"},{"issue":"4","key":"1650_CR13","doi-asserted-by":"publisher","first-page":"344","DOI":"10.1016\/j.jclinepi.2007.11.008","volume":"61","author":"E von Elm","year":"2008","unstructured":"von Elm E, Altman DG, Egger M, Pocock SJ, G\u00f8tzsche PC, Vandenbroucke JP (2008) The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) statement: guidelines for reporting observational studies. J Clin Epidemiol 61(4):344\u2013349. https:\/\/doi.org\/10.1016\/j.jclinepi.2007.11.008","journal-title":"J Clin Epidemiol"},{"issue":"4","key":"1650_CR14","doi-asserted-by":"publisher","first-page":"307","DOI":"10.1097\/00008469-200508000-00002","volume":"14","author":"Working Group Report","year":"2005","unstructured":"Working Group Report (2005) International rules for multiple primary cancers (ICD-O third edition). Eur J Cancer Prev 14(4):307\u2013308. https:\/\/doi.org\/10.1097\/00008469-200508000-00002","journal-title":"Eur J Cancer Prev"},{"issue":"12","key":"1650_CR15","doi-asserted-by":"publisher","first-page":"1165","DOI":"10.1016\/j.oraloncology.2014.09.012","volume":"50","author":"D Balasubramanian","year":"2014","unstructured":"Balasubramanian D, Ebrahimi A, Gupta R, Gao K, Elliott M, Palme CE, Clark JR (2014) Tumour thickness as a predictor of nodal metastases in oral cancer: Comparison between tongue and floor of mouth subsites. Oral Oncol 50(12):1165\u20131168. https:\/\/doi.org\/10.1016\/j.oraloncology.2014.09.012","journal-title":"Oral Oncol"},{"issue":"5","key":"1650_CR16","doi-asserted-by":"publisher","first-page":"963","DOI":"10.1002\/1097-0142(195309)6:5<963::AID-CNCR2820060515>3.0.CO;2-Q","volume":"6","author":"DP Slaughter","year":"1953","unstructured":"Slaughter DP, Southwick HW, Smejkal W (1953) Field cancerization in oral stratified squamous epithelium. Clinical implications of multicentric origin. Cancer 6(5):963\u2013968. https:\/\/doi.org\/10.1002\/1097-0142(195309)6:5%3C963::AID-CNCR2820060515%3E3.0.CO;2-Q","journal-title":"Cancer"},{"issue":"6","key":"1650_CR17","doi-asserted-by":"publisher","first-page":"830","DOI":"10.1016\/j.bjoms.2021.12.058","volume":"60","author":"D Vuity","year":"2022","unstructured":"Vuity D, McMahon J, Hislop S, McCaul J, Wales C, Ansell M, Thomson E, McGarvie J, McLaughlin I, Nicol A, McLellan D (2022) Sentinel lymph node biopsy for early oral cancer \u2013 accuracy and considerations in patient selection. Br J Oral Maxillofac Surg 60(6):830\u2013836. https:\/\/doi.org\/10.1016\/j.bjoms.2021.12.058","journal-title":"Br J Oral Maxillofac Surg"},{"issue":"3","key":"1650_CR18","doi-asserted-by":"publisher","first-page":"319","DOI":"10.1016\/j.anl.2016.07.008","volume":"44","author":"K Miura","year":"2017","unstructured":"Miura K, Hirakawa H, Uemura H, Yoshimoto S, Shiotani A, Sugasawa M, Homma A, Yokoyama J, Tsukahara K, Yoshizaki T, Yatabe Y, Matsuo K, Ohkura Y, Kosuda S, Hasegawa Y (2017) Sentinel node biopsy for oral cancer: A prospective multicenter Phase II trial. Auris Nasus Larynx 44(3):319\u2013326. https:\/\/doi.org\/10.1016\/j.anl.2016.07.008","journal-title":"Auris Nasus Larynx"}],"container-title":["Oral and Maxillofacial Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10006-026-01650-5.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s10006-026-01650-5","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10006-026-01650-5.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T18:03:29Z","timestamp":1791482609000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s10006-026-01650-5"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,10,8]]},"references-count":18,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2026,12]]}},"alternative-id":["1650"],"URL":"https:\/\/doi.org\/10.1007\/s10006-026-01650-5","relation":{},"ISSN":["1865-1569"],"issn-type":[{"value":"1865-1569","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,10,8]]},"assertion":[{"value":"28 June 2026","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"5 October 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"8 October 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"This research study was conducted retrospectively from routinely collected data obtained for clinical purposes, with no impact upon patient care. We consulted extensively with the IRB of NHS Lothian who determined that our study did not require formal ethical approval and categorised it as an audit\/service evaluation activity. Consent to participate not required.","order":1,"name":"Ethics","label":"Human ethics and consent to participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not required.","order":2,"name":"Ethics","label":"Informed consent","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not applicable.","order":3,"name":"Ethics","label":"Clinical trial number","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The authors declare no competing interests.","order":4,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"157"}}