{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,5,17]],"date-time":"2025-05-17T04:02:49Z","timestamp":1747454569331,"version":"3.40.5"},"reference-count":32,"publisher":"Springer Science and Business Media LLC","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025,5,15]]},"DOI":"10.7759\/cureus.84205","type":"journal-article","created":{"date-parts":[[2025,5,16]],"date-time":"2025-05-16T06:59:06Z","timestamp":1747378746000},"source":"Crossref","is-referenced-by-count":0,"title":["Endodontic Management of a Less Common Four-Rooted Maxillary Second Molar"],"prefix":"10.7759","author":[{"given":"Ammar","family":"Alammari","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Faisal","family":"Alghamdi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rayed","family":"Albeladi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hassan","family":"Abed","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mohammed","family":"Yagmoor","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1016\/0030-4220(84)90085-9","article-title":"Root canal anatomy of the human permanent teeth","volume":"58","author":"Vertucci FJ","year":"1984","unstructured":"Vertucci FJ. Root canal anatomy of the human permanent teeth. Oral Surg Oral Med Oral Pathol. 1984, 58:589-99. 10.1016\/0030-4220(84)90085-9","journal-title":"Oral Surg Oral Med Oral Pathol"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1016\/s0099-2399(89)80134-7","article-title":"Incidence of four-rooted maxillary second molars: literature review and radiographic survey of 1,200 teeth","volume":"15","author":"Libfeld H","year":"1989","unstructured":"Libfeld H, Rotstein I. Incidence of four-rooted maxillary second molars: literature review and radiographic survey of 1,200 teeth. J Endod. 1989, 15:129-31. 10.1016\/s0099-2399(89)80134-7","journal-title":"J Endod"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1007\/s10266-020-00494-z","article-title":"Predicting the outcome of initial non-surgical endodontic procedures by periapical status and quality of root canal filling: a cohort study","volume":"108","author":"Garc\u00eda-Guerrero C","year":"2020","unstructured":"Garc\u00eda-Guerrero C, Delgado-Rodr\u00edguez CE, Molano-Gonz\u00e1lez N, Pineda-Velandia GA, Mar\u00edn-Zuluaga DJ, Leal-Fernandez MC, Gutmann JL. Predicting the outcome of initial non-surgical endodontic procedures by periapical status and quality of root canal filling: a cohort study. Odontology. 2020, 108:697-703. 10.1007\/s10266-020-00494-z","journal-title":"Odontology"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1111\/iej.13115","article-title":"Cone beam computed tomography in endodontics - a review of the literature","volume":"52","author":"Patel S","year":"2019","unstructured":"Patel S, Brown J, Pimentel T, Kelly RD, Abella F, Durack C. Cone beam computed tomography in endodontics - a review of the literature. Int Endod J. 2019, 52:1138-52. 10.1111\/iej.13115","journal-title":"Int Endod J"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2591.1996.tb01399.x","article-title":"The maxillary second molar: variations in the number of roots and canals","volume":"29","author":"Peikoff MD","year":"1996","unstructured":"Peikoff MD, Christie WH, Fogel HM. The maxillary second molar: variations in the number of roots and canals. Int Endod J. 1996, 29:365-9. 10.1111\/j.1365-2591.1996.tb01399.x","journal-title":"Int Endod J"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2591.2011.01872.x","article-title":"A prospective study of the factors affecting outcomes of nonsurgical root canal treatment: part 1: periapical health","volume":"44","author":"Ng YL","year":"2011","unstructured":"Ng YL, Mann V, Gulabivala K. A prospective study of the factors affecting outcomes of nonsurgical root canal treatment: part 1: periapical health. Int Endod J. 2011, 44:583-609. 10.1111\/j.1365-2591.2011.01872.x","journal-title":"Int Endod J"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2008.07.028","article-title":"Clinical implications and microbiology of bacterial persistence after treatment procedures","volume":"34","author":"Siqueira JF Jr","year":"2008","unstructured":"Siqueira JF Jr, R\u00f4\u00e7as IN. Clinical implications and microbiology of bacterial persistence after treatment procedures. J Endod. 2008, 34:1291-301.e3. 10.1016\/j.joen.2008.07.028","journal-title":"J Endod"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1097\/00004770-200212000-00010","article-title":"Contemporary endodontic retreatments: an analysis based on clinical treatment findings","volume":"28","author":"Hoen MM","year":"2002","unstructured":"Hoen MM, Pink FE. Contemporary endodontic retreatments: an analysis based on clinical treatment findings. J Endod. 2002, 28:834-6. 10.1097\/00004770-200212000-00010","journal-title":"J Endod"},{"key":"ref9","article-title":"Endodontic treatment of a double-rooted maxillary second molar with four canals: a case report","volume":"9","author":"Ashraf H","year":"2014","unstructured":"Ashraf H, Dianat O, Hajrezai R, Paymanpour P, Azadnia S. Endodontic treatment of a double-rooted maxillary second molar with four canals: a case report. Iran Endod J. 2014, 9:304-6.","journal-title":"Iran Endod J"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1016\/j.tripleo.2009.09.032","article-title":"Maxillary second molar with 5 roots and 5 canals evaluated using cone beam computerized tomography: a case report","volume":"109","author":"Kottoor J","year":"2010","unstructured":"Kottoor J, Hemamalathi S, Sudha R, Velmurugan N. Maxillary second molar with 5 roots and 5 canals evaluated using cone beam computerized tomography: a case report. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2010, 109:e162-5. 10.1016\/j.tripleo.2009.09.032","journal-title":"Oral Surg Oral Med Oral Pathol Oral Radiol Endod"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2012.03.026","article-title":"Root and root canal morphology of four-rooted maxillary second molars: a micro-computed tomography study","volume":"38","author":"Versiani MA","year":"2012","unstructured":"Versiani MA, P\u00e9cora JD, de Sousa-Neto MD. Root and root canal morphology of four-rooted maxillary second molars: a micro-computed tomography study. J Endod. 2012, 38:977-82. 10.1016\/j.joen.2012.03.026","journal-title":"J Endod"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2015.12.028","article-title":"Rare root canal configuration of bilateral maxillary second molar using cone-beam computed tomographic scanning","volume":"42","author":"Zeng C","year":"2016","unstructured":"Zeng C, Shen Y, Guan X, Wang X, Fan M, Li Y. Rare root canal configuration of bilateral maxillary second molar using cone-beam computed tomographic scanning. J Endod. 2016, 42:673-7. 10.1016\/j.joen.2015.12.028","journal-title":"J Endod"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1016\/j.jds.2012.04.007","article-title":"Maxillary second molar with four roots and five canals","volume":"13","author":"Sha X","year":"2018","unstructured":"Sha X, Sun H, Chen J. Maxillary second molar with four roots and five canals. J Dent Sci. 2018, 13:167-71. 10.1016\/j.jds.2012.04.007","journal-title":"J Dent Sci"},{"key":"ref14","article-title":"Treatment of a four-rooted maxillary second molar detected with cone-beam computed tomography","volume":"14","author":"Akhlaghi NM","year":"2017","unstructured":"Akhlaghi NM, Fazlyab M. Treatment of a four-rooted maxillary second molar detected with cone-beam computed tomography. J Dent (Tehran). 2017, 14:100-4.","journal-title":"J Dent (Tehran)"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1016\/j.sjdr.2014.04.001","article-title":"A rare clinical phenomenon of four rooted maxillary second molar: a case report","volume":"6","author":"Ramasamy S","year":"2015","unstructured":"Ramasamy S. A rare clinical phenomenon of four rooted maxillary second molar: a case report. Saudi J Dent Res. 2015, 6:30-2. 10.1016\/j.sjdr.2014.04.001","journal-title":"Saudi J Dent Res"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1155\/2019\/5348048","article-title":"Endodontic retreatment of maxillary second molar with four roots","volume":"2019","author":"Magnucki G","year":"2019","unstructured":"Magnucki G. Endodontic retreatment of maxillary second molar with four roots. Case Rep Dent. 2019, 2019:5348048. 10.1155\/2019\/5348048","journal-title":"Case Rep Dent"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1016\/j.sdentj.2019.09.003","article-title":"Root canal morphology of maxillary second molars in a Saudi sub-population: a cone beam computed tomography study","volume":"32","author":"Alamri HM","year":"2020","unstructured":"Alamri HM, Mirza MB, Riyahi AM, Alharbi F, Aljarbou F. Root canal morphology of maxillary second molars in a Saudi sub-population: a cone beam computed tomography study. Saudi Dent J. 2020, 32:250-4. 10.1016\/j.sdentj.2019.09.003","journal-title":"Saudi Dent J"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.4103\/sej.sej_171_21","article-title":"Root and canal configurations of maxillary molars in a Saudi subpopulation (Southern region): in vivo cone-beam computed tomography study","volume":"12","author":"Mashyakhy M","year":"2022","unstructured":"Mashyakhy M, Jabali A, Albar N, et al.. Root and canal configurations of maxillary molars in a Saudi subpopulation (Southern region): in vivo cone-beam computed tomography study. Saudi Endod J. 2022, 12:180-5. 10.4103\/sej.sej_171_21","journal-title":"Saudi Endod J"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1016\/j.heliyon.2023.e19477","article-title":"Cone beam computed tomography analysis of the root and canal morphology of the maxillary second molars in a Hail province of the Saudi population","volume":"9","author":"Madfa AA","year":"2023","unstructured":"Madfa AA, Almansour MI, Al-Zubaidi SM, et al.. Cone beam computed tomography analysis of the root and canal morphology of the maxillary second molars in a Hail province of the Saudi population. Heliyon. 2023, 9:e19477. 10.1016\/j.heliyon.2023.e19477","journal-title":"Heliyon"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.4103\/1658-5984.149092","article-title":"Double palatal roots in maxillary second molars: a case report and literature review","volume":"5","author":"Alenazy MS","year":"2015","unstructured":"Alenazy MS, Ahmad IA. Double palatal roots in maxillary second molars: a case report and literature review. Saudi Endod J. 2015, 5:56-60. 10.4103\/1658-5984.149092","journal-title":"Saudi Endod J"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.4103\/1658-5984.205131","article-title":"Maxillary second molar with two separated palatal roots: case series","volume":"7","author":"Alaajam WH","year":"2017","unstructured":"Alaajam WH, Abu-Melha A, Assiri J, Hazazi SM. Maxillary second molar with two separated palatal roots: case series. Saudi Endod J. 2017, 7:128-31. 10.4103\/1658-5984.205131","journal-title":"Saudi Endod J"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1016\/S0099-2399(06)81613-4","article-title":"Maxillary molars with two palatal roots: a retrospective clinical study","volume":"2","author":"Christie WH","year":"1991","unstructured":"Christie WH, Peikoff MD, Fogel HM. Maxillary molars with two palatal roots: a retrospective clinical study. J Endod. 1991, 2:80-4. 10.1016\/S0099-2399(06)81613-4","journal-title":"J Endod"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2015.08.011","article-title":"Proximity of posterior teeth to the maxillary sinus and buccal bone thickness: a biometric assessment using cone-beam computed tomography","volume":"41","author":"Kang SH","year":"2015","unstructured":"Kang SH, Kim BS, Kim Y. Proximity of posterior teeth to the maxillary sinus and buccal bone thickness: a biometric assessment using cone-beam computed tomography. J Endod. 2015, 41:1839-46. 10.1016\/j.joen.2015.08.011","journal-title":"J Endod"},{"key":"ref24","article-title":"An assessment of the relationship between the maxillary sinus floor and the maxillary posterior teeth root tips using dental cone-beam computerized tomography","volume":"4","author":"Kilic C","year":"2010","unstructured":"Kilic C, Kamburoglu K, Yuksel SP, Ozen T. An assessment of the relationship between the maxillary sinus floor and the maxillary posterior teeth root tips using dental cone-beam computerized tomography. Eur J Dent. 2010, 4:462-7.","journal-title":"Eur J Dent"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1155\/2022\/6254656","article-title":"Assessment of the relationship between maxillary posterior teeth and maxillary sinus using cone-beam computed tomography","volume":"2022","author":"Altaweel AA","year":"2022","unstructured":"Altaweel AA, Saad Sowairi SM, Saaduddin Sapri AM, et al.. Assessment of the relationship between maxillary posterior teeth and maxillary sinus using cone-beam computed tomography. Int J Dent. 2022, 2022:6254656. 10.1155\/2022\/6254656","journal-title":"Int J Dent"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2021.04.002","article-title":"Effects of endodontic infections on the maxillary sinus: a case series of treatment outcome","volume":"47","author":"Siqueira JF Jr","year":"2021","unstructured":"Siqueira JF Jr, Lenzi R, Hern\u00e1ndez S, et al.. Effects of endodontic infections on the maxillary sinus: a case series of treatment outcome. J Endod. 2021, 47:1166-76. 10.1016\/j.joen.2021.04.002","journal-title":"J Endod"},{"key":"ref27","unstructured":"Maxillary sinusitis of endodotic original. AAE position statement | American Association of Endodontists. (2018). https:\/\/www.aae.org\/specialty\/wp-content\/uploads\/sites\/2\/2018\/04\/AAE_PositionStatement_MaxillarySinusitis.pdf."},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2008.02.022","article-title":"Comparison of periapical radiography and limited cone-beam tomography in posterior maxillary teeth referred for apical surgery","volume":"34","author":"Low KM","year":"2008","unstructured":"Low KM, Dula K, B\u00fcrgin W, von Arx T. Comparison of periapical radiography and limited cone-beam tomography in posterior maxillary teeth referred for apical surgery. J Endod. 2008, 34:557-62. 10.1016\/j.joen.2008.02.022","journal-title":"J Endod"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1002\/alr.20058","article-title":"Clinical aspects of odontogenic maxillary sinusitis: a case series","volume":"1","author":"Longhini AB","year":"2011","unstructured":"Longhini AB, Ferguson BJ. Clinical aspects of odontogenic maxillary sinusitis: a case series. Int Forum Allergy Rhinol. 2011, 1:409-15. 10.1002\/alr.20058","journal-title":"Int Forum Allergy Rhinol"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1177\/1945892420946969","article-title":"Treatment strategy for odontogenic sinusitis","volume":"35","author":"Yoo BJ","year":"2021","unstructured":"Yoo BJ, Jung SM, Lee HN, Kim HG, Chung JH, Jeong JH. Treatment strategy for odontogenic sinusitis. Am J Rhinol Allergy. 2021, 35:206-12. 10.1177\/1945892420946969","journal-title":"Am J Rhinol Allergy"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2591.2009.01671.x","article-title":"Tooth survival following non-surgical root canal treatment: a systematic review of the literature","volume":"43","author":"Ng YL","year":"2010","unstructured":"Ng YL, Mann V, Gulabivala K. Tooth survival following non-surgical root canal treatment: a systematic review of the literature. Int Endod J. 2010, 43:171-89. 10.1111\/j.1365-2591.2009.01671.x","journal-title":"Int Endod J"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.1186\/s40729-020-00235-5","article-title":"Immediate implant placement in molar extraction sockets: a systematic review and meta-analysis","volume":"6","author":"Ragucci GM","year":"2020","unstructured":"Ragucci GM, Elnayef B, Criado-C\u00e1mara E, Del Amo FS, Hern\u00e1ndez-Alfaro F. Immediate implant placement in molar extraction sockets: a systematic review and meta-analysis. Int J Implant Dent. 2020, 6:40. 10.1186\/s40729-020-00235-5","journal-title":"Int J Implant Dent"}],"container-title":["Cureus"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cureus.com\/articles\/346372-endodontic-management-of-a-less-common-four-rooted-maxillary-second-molar","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,5,16]],"date-time":"2025-05-16T06:59:11Z","timestamp":1747378751000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cureus.com\/articles\/346372-endodontic-management-of-a-less-common-four-rooted-maxillary-second-molar"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,5,15]]},"references-count":32,"URL":"https:\/\/doi.org\/10.7759\/cureus.84205","relation":{},"ISSN":["2168-8184"],"issn-type":[{"value":"2168-8184","type":"print"}],"subject":[],"published":{"date-parts":[[2025,5,15]]}}}