{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,24]],"date-time":"2026-08-24T15:09:54Z","timestamp":1787584194070,"version":"build-2736575974"},"reference-count":29,"publisher":"Springer Science and Business Media LLC","issue":"2","license":[{"start":{"date-parts":[[2019,8,27]],"date-time":"2019-08-27T00:00:00Z","timestamp":1566864000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2019,8,27]],"date-time":"2019-08-27T00:00:00Z","timestamp":1566864000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Surg Radiol Anat"],"published-print":{"date-parts":[[2020,2]]},"DOI":"10.1007\/s00276-019-02308-6","type":"journal-article","created":{"date-parts":[[2019,8,27]],"date-time":"2019-08-27T08:03:02Z","timestamp":1566892982000},"page":"219-228","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":44,"title":["Frequency, location, and morphology of accessory maxillary sinus ostia: a retrospective study using cone beam computed tomography (CBCT)"],"prefix":"10.1007","volume":"42","author":[{"given":"Kuofeng","family":"Hung","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Carla","family":"Montalvao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andy Wai Kan","family":"Yeung","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gang","family":"Li","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7773-8957","authenticated-orcid":false,"given":"Michael M.","family":"Bornstein","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2019,8,27]]},"reference":[{"key":"2308_CR1","doi-asserted-by":"publisher","first-page":"33","DOI":"10.5624\/isd.2017.47.1.33","volume":"47","author":"IK Ali","year":"2017","unstructured":"Ali IK, Sansare K, Karjodkar FR, Vanga K, Salve P, Pawar AM (2017) Cone-beam computed tomography analysis of accessory maxillary ostium and Haller cells: prevalence and clinical significance. Imaging Sci Dent 47:33\u201337","journal-title":"Imaging Sci Dent"},{"key":"2308_CR2","first-page":"176","volume":"2","author":"D Bharathi","year":"2015","unstructured":"Bharathi D, Komala B, Reshma S (2015) Anatomical study of accessory maxillary ostia and its surgical importance. Int J Healthc Sci 2:176\u2013179","journal-title":"Int J Healthc Sci"},{"key":"2308_CR3","doi-asserted-by":"publisher","first-page":"1034","DOI":"10.1111\/j.1600-0501.2008.01573.x","volume":"19","author":"MM Bornstein","year":"2008","unstructured":"Bornstein MM, Chappuis V, von Arx T, Buser D (2008) Performance of dental implants after staged sinus floor elevation procedures: 5-year results of a prospective study in partially edentulous patients. Clin Oral Implants Res 19:1034\u20131043","journal-title":"Clin Oral Implants Res"},{"key":"2308_CR4","doi-asserted-by":"publisher","first-page":"51","DOI":"10.1111\/prd.12161","volume":"72","author":"MM Bornstein","year":"2017","unstructured":"Bornstein MM, Horner K, Jacobs R (2017) Use of cone beam computed tomography in implant dentistry: current concepts, indications and limitations for clinical practice and research. Periodontol 2000 72:51\u201372","journal-title":"Periodontol 2000"},{"key":"2308_CR5","first-page":"159","volume":"18","author":"F Ca\u011flayan","year":"2012","unstructured":"Ca\u011flayan F, Tozo\u011flu U (2012) Incidental findings in the maxillofacial region detected by cone beam CT. Diagn Interv Radiol 18:159\u2013163","journal-title":"Diagn Interv Radiol"},{"key":"2308_CR6","first-page":"MC07","volume":"10","author":"M Capelli","year":"2016","unstructured":"Capelli M, Gatti P (2016) Radiological study of maxillary sinus using CBCT: relationship between mucosal thickening and common anatomic variants in chronic rhinosinusitis. J Clin Diagn Res 10:MC07\u2013MC10","journal-title":"J Clin Diagn Res"},{"key":"2308_CR7","doi-asserted-by":"publisher","DOI":"10.5603\/FM.a2019.0013","author":"N Dedeoglu","year":"2019","unstructured":"Dedeoglu N, Altun O (2019) Evaluation of maxillary sinus anatomical variations and pathologies in elderly, young, posterior dentate and edentulous patient groups with cone beam computed tomography. Folla Morpholog. \nhttps:\/\/doi.org\/10.5603\/FM.a2019.0013","journal-title":"Folla Morpholog"},{"key":"2308_CR8","doi-asserted-by":"publisher","first-page":"443","DOI":"10.18203\/issn.2454-5929.ijohns20180705","volume":"4","author":"P Ghosh","year":"2018","unstructured":"Ghosh P, Kumarasekaran P, Sriraman G (2018) Incidence of accessory ostia in patients with chronic maxillary sinusitis. Int J Otorhinolaryngol Head Neck Surg 4:443\u2013447","journal-title":"Int J Otorhinolaryngol Head Neck Surg"},{"key":"2308_CR9","doi-asserted-by":"publisher","first-page":"W527","DOI":"10.2214\/AJR.09.3584","volume":"194","author":"JK Hoang","year":"2010","unstructured":"Hoang JK, Eastwood JD, Tebbit CL, Glastonbury CM (2010) Multiplanar sinus CT: a systematic approach to imaging before functional endoscopic sinus surgery. AJR Am J Roentgenol 194:W527\u2013W536","journal-title":"AJR Am J Roentgenol"},{"key":"2308_CR10","doi-asserted-by":"publisher","first-page":"W236","DOI":"10.2214\/AJR.09.3584","volume":"194","author":"JK Hoang","year":"2010","unstructured":"Hoang JK, Eastwood JD, Tebbit CL, Glastonbury CM (2010) Multiplanar sinus CT: a systematic approach to imaging before functional endoscopic sinus surgery. Am J Roentgenol 194:W236\u2013W257","journal-title":"Am J Roentgenol"},{"key":"2308_CR11","doi-asserted-by":"publisher","first-page":"1195","DOI":"10.1152\/japplphysiol.91615.2008","volume":"107","author":"CM Hood","year":"2009","unstructured":"Hood CM, Schroter RC, Doorly DJ, Blenke EJ, Tolley NS (2009) Computational modeling of flow and gas exchange in models of the human maxillary sinus. J Appl Physiol (1985) 107:1195\u20131203","journal-title":"J Appl Physiol (1985)"},{"key":"2308_CR12","first-page":"3958","volume":"10","author":"A Hussien","year":"2013","unstructured":"Hussien A (2013) The association of maxillary accessory ostia with chronic rhinosinusitis what is essential; ventilation or drainage. Life Sci J 10:3958\u20133966","journal-title":"Life Sci J"},{"key":"2308_CR13","first-page":"3","volume":"50","author":"H Kumar","year":"2001","unstructured":"Kumar H, Choudhry R, Kakar S (2001) Accessory maxillary ostia: topography and clinical application. J Anat Soc India 50:3\u20135","journal-title":"J Anat Soc India"},{"key":"2308_CR14","doi-asserted-by":"publisher","first-page":"1398","DOI":"10.1111\/j.1600-0501.2011.02321.x","volume":"23","author":"JP Lana","year":"2012","unstructured":"Lana JP, Carneiro PM, Machado Vde C, de Souza PE, Manzi FR, Horta MC (2012) Anatomic variations and lesions of the maxillary sinus detected in cone beam computed tomography for dental implants. Clin Oral Implants Res 23:1398\u20131403","journal-title":"Clin Oral Implants Res"},{"key":"2308_CR15","first-page":"3485","volume":"5","author":"A Mahajan","year":"2017","unstructured":"Mahajan A, Mahajan A, Gupta K, Verma P, Lalit M (2017) Anatomical variations of accessory maxillary sinus ostium: an endoscopic study. Int J Anat Res 5:3485\u20133490","journal-title":"Int J Anat Res"},{"key":"2308_CR16","doi-asserted-by":"publisher","first-page":"1778","DOI":"10.1177\/00220345000790100801","volume":"79","author":"LA Mancl","year":"2000","unstructured":"Mancl LA, Leroux BG, DeRouen TA (2000) Between-subject and within-subject statistical information in dental research. J Dent Res 79:1778\u20131781","journal-title":"J Dent Res"},{"key":"2308_CR17","doi-asserted-by":"publisher","first-page":"1274","DOI":"10.3109\/00016489.2010.480983","volume":"130","author":"R Mladina","year":"2010","unstructured":"Mladina R, Skitareli\u0107 N, Casale M (2010) Two holes syndrome (THS) is present in more than half of the postnasal drip patients? Acta Otolaryngol 130:1274\u20131277","journal-title":"Acta Otolaryngol"},{"key":"2308_CR18","doi-asserted-by":"publisher","first-page":"1177","DOI":"10.1002\/alr.21610","volume":"5","author":"HE Ozel","year":"2015","unstructured":"Ozel HE, Ozdogan F, Esen E, Genc MG, Genc S, Selcuk A (2015) The association between septal deviation and the presence of a maxillary accessory ostium. Int Forum Allergy Rhinol 5:1177\u20131180","journal-title":"Int Forum Allergy Rhinol"},{"key":"2308_CR19","doi-asserted-by":"publisher","first-page":"1204","DOI":"10.1002\/alr.22159","volume":"8","author":"M Penttil\u00e4","year":"2018","unstructured":"Penttil\u00e4 M (2018) Accessory maxillary ostium repair using middle turbinate flap: a case series of 116 patients with chronic rhinosinusitis. Int Forum Allergy Rhinol 8:1204\u20131210","journal-title":"Int Forum Allergy Rhinol"},{"key":"2308_CR20","doi-asserted-by":"publisher","first-page":"335","DOI":"10.1007\/s12070-010-0047-z","volume":"62","author":"LC Prasanna","year":"2010","unstructured":"Prasanna LC, Mamatha H (2010) The location of maxillary sinus ostium and its clinical application. Indian J Otolaryngol Head Neck Surg 62:335\u2013337","journal-title":"Indian J Otolaryngol Head Neck Surg"},{"key":"2308_CR21","volume-title":"Endoscopic paranasal sinus surgery","author":"HD Rice","year":"1993","unstructured":"Rice HD, Scheaffer SD (1993) Endoscopic paranasal sinus surgery. Raven Press, New York"},{"key":"2308_CR22","doi-asserted-by":"publisher","first-page":"606","DOI":"10.4103\/0975-2870.164978","volume":"8","author":"C Sahin","year":"2015","unstructured":"Sahin C, Ozcan M, Unal A (2015) Relationship between development of accessory maxillary sinus and chronic sinusitis. Med J DY Patil Univ 8:606\u2013608","journal-title":"Med J DY Patil Univ"},{"key":"2308_CR23","doi-asserted-by":"publisher","first-page":"327","DOI":"10.5455\/ijmsph.2013.301220131","volume":"3","author":"M Singhal","year":"2014","unstructured":"Singhal M, Singhal D (2014) Anatomy of accessory maxillary sinus ostium with clinical application. Int J Med Sci Public Heal 3:327\u2013329","journal-title":"Int J Med Sci Public Heal"},{"key":"2308_CR24","doi-asserted-by":"publisher","first-page":"487","DOI":"10.1016\/S1079-2104(05)80375-0","volume":"80","author":"K Soikkonen","year":"1995","unstructured":"Soikkonen K, Ainamo A (1995) Radiographic maxillary sinus findings in the elderly. Oral Surg Oral Med Oral Pathol Oral Radiol Endod 80:487\u2013491","journal-title":"Oral Surg Oral Med Oral Pathol Oral Radiol Endod"},{"key":"2308_CR25","doi-asserted-by":"publisher","first-page":"37","DOI":"10.4103\/2348-3334.172397","volume":"3","author":"AD Souza","year":"2016","unstructured":"Souza AD, Rajagopal KV, Ankolekar VH, Souza AD, Kotian SR (2016) Anatomy of maxillary sinus and its ostium: a radiological study using computed tomography. CHRISMED J Health Res 3:37\u201340","journal-title":"CHRISMED J Health Res"},{"key":"2308_CR26","doi-asserted-by":"publisher","first-page":"189","DOI":"10.1034\/j.1600-0722.2003.00012.x","volume":"111","author":"NM Timmenga","year":"2003","unstructured":"Timmenga NM, Raghoebar GM, Liem RS, van Weissenbruch R, Manson WL, Vissink A (2003) Effects of maxillary sinus floor elevation surgery on maxillary sinus physiology. Eur J Oral Sci 111:189\u2013197","journal-title":"Eur J Oral Sci"},{"key":"2308_CR27","doi-asserted-by":"publisher","first-page":"1301","DOI":"10.11607\/jomi.3644","volume":"29","author":"T Vogiatzi","year":"2014","unstructured":"Vogiatzi T, Kloukos D, Scarfe WC, Bornstein MM (2014) Incidence of anatomical variations and disease of the maxillary sinuses as identified by cone beam computed tomography: a systematic review. Int J Oral Maxillofac Implants 29:1301\u20131314","journal-title":"Int J Oral Maxillofac Implants"},{"key":"2308_CR28","doi-asserted-by":"publisher","first-page":"4315","DOI":"10.1007\/s00405-016-4129-8","volume":"273","author":"A Yenigun","year":"2016","unstructured":"Yenigun A, Fazliogullari Z, Gun C, Uysal II, Nayman A, Karabulut AK (2016) The effect of the presence of the accessory maxillary ostium on the maxillary sinus. Eur Arch Otorhinolaryngol 273:4315\u20134319","journal-title":"Eur Arch Otorhinolaryngol"},{"key":"2308_CR29","doi-asserted-by":"publisher","DOI":"10.1007\/s00784019028299","author":"AWK Yeung","year":"2019","unstructured":"Yeung AWK, Colsoul N, Montalvao C, Hung K, Jacobs R, Bornstein MM (2019) Visibility, location, and morphology of the primary maxillary sinus ostium and presence of accessory ostia: a retrospective analysis using cone beam computed tomography (CBCT). Clin Oral Investig. \nhttps:\/\/doi.org\/10.1007\/s00784019028299","journal-title":"Clin Oral Investig"}],"container-title":["Surgical and Radiologic Anatomy"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00276-019-02308-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s00276-019-02308-6\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00276-019-02308-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,8,25]],"date-time":"2020-08-25T19:31:42Z","timestamp":1598383902000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s00276-019-02308-6"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,8,27]]},"references-count":29,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2020,2]]}},"alternative-id":["2308"],"URL":"https:\/\/doi.org\/10.1007\/s00276-019-02308-6","relation":{},"ISSN":["0930-1038","1279-8517"],"issn-type":[{"value":"0930-1038","type":"print"},{"value":"1279-8517","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,8,27]]},"assertion":[{"value":"29 April 2019","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 August 2019","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"27 August 2019","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 that they have no conflict of interest.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}}]}}