{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T02:03:03Z","timestamp":1791424983197,"version":"4.3.3"},"reference-count":34,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2024,10,8]],"date-time":"2024-10-08T00:00:00Z","timestamp":1728345600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int J Paed Dentistry"],"published-print":{"date-parts":[[2025,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Root canal therapy in primary teeth is exceedingly complex due to the unique internal geometry of the pulp cavity.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aim<\/jats:title><jats:p>The purpose of this study was to evaluate variations in primary teeth root canal morphology and applicability of the Ahmed et\u00a0al. (<jats:italic>Int Endod J<\/jats:italic>, 50, 2017, 761) alphanumeric system for classifying them.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>A retrospective analysis of 2024 primary teeth from an existing CBCT database was performed for assessing variations in root canal morphology. Descriptive statistics and the chi\u2010squared test were used for data analysis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The maxillary canines exhibited splitting levels of 5.9% (right) and 6.6% (left), and merging levels of 1% (both sides); maxillary lateral incisors showed splitting levels of 2.6% (right) and 0.8% (left), with no merging observed; mandibular second molars had splitting levels of 1.5% (right) and 0.8% (left), with no merging observed; and mandibular lateral incisors exhibited a merging level of 0.9% (right), with no splitting observed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This study provides new insights into the variations in root canal morphology of primary teeth, particularly highlighting the variations found in primary canines. The Ahmed et\u00a0al. (<jats:italic>Int Endod J<\/jats:italic>, 50, 2017, 761) classification system was found to be a useful tool for categorizing these variations.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ipd.13276","type":"journal-article","created":{"date-parts":[[2024,10,9]],"date-time":"2024-10-09T06:29:47Z","timestamp":1728455387000},"page":"675-686","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Three\u2010dimensional assessment of root canal morphology of primary dentition using cone beam computed tomography"],"prefix":"10.1111","volume":"35","author":[{"given":"Subhashree","family":"Sahoo","sequence":"first","affiliation":[{"name":"Department of Pediatric and Preventive Dentistry, Centre for Early Childhood Caries Research (CECCRe) Sri Ramachandra Dental College &amp; Hospital, Sri Ramachandra Institute of Higher Education &amp; Research (SRIHER)  Chennai Tamil Nadu India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Swetha","family":"Sriram","sequence":"additional","affiliation":[{"name":"Department of Pediatric and Preventive Dentistry, Centre for Early Childhood Caries Research (CECCRe) Sri Ramachandra Dental College &amp; Hospital, Sri Ramachandra Institute of Higher Education &amp; Research (SRIHER)  Chennai Tamil Nadu India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5847-9662","authenticated-orcid":false,"given":"Murugan Satta","family":"Muthu","sequence":"additional","affiliation":[{"name":"Department of Pediatric and Preventive Dentistry, Centre for Early Childhood Caries Research (CECCRe) Sri Ramachandra Dental College &amp; Hospital, Sri Ramachandra Institute of Higher Education &amp; Research (SRIHER)  Chennai Tamil Nadu India"},{"name":"Centre of Medical and Bio\u2010Allied Health Sciences Research Ajman University  Ajman United Arab Emirates"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Selvakumar","family":"Haridoss","sequence":"additional","affiliation":[{"name":"Department of Pediatric and Preventive Dentistry, Centre for Early Childhood Caries Research (CECCRe) Sri Ramachandra Dental College &amp; Hospital, Sri Ramachandra Institute of Higher Education &amp; Research (SRIHER)  Chennai Tamil Nadu India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Justin J. 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