{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,7]],"date-time":"2026-10-07T19:22:17Z","timestamp":1791400937800,"version":"4.3.3"},"reference-count":24,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2015,4,27]],"date-time":"2015-04-27T00:00:00Z","timestamp":1430092800000},"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":[[2016,3]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Limited studies have proposed protocols for the management of failure of eruption (<jats:styled-content style=\"fixed-case\">FOE<\/jats:styled-content>) of permanent molars with no clear consensus or guidelines. Accurate diagnosis is challenging but key for successful management.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aims<\/jats:title><jats:p>Confirm key diagnostic criteria that will aid diagnostic differentiation between primary failure of eruption (<jats:styled-content style=\"fixed-case\">PFE<\/jats:styled-content>) and mechanical failure of eruption (<jats:styled-content style=\"fixed-case\">MFE<\/jats:styled-content>) of permanent molars and identify successful management strategies.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Retrospective descriptive study. Patients diagnosed with <jats:styled-content style=\"fixed-case\">FOE<\/jats:styled-content> of permanent molars (excluding impaction) between January 2003 and December 2013 were identified. Patient details and clinical and radiological features of <jats:styled-content style=\"fixed-case\">FOE<\/jats:styled-content> were recorded. Two examiners analysed the data. A diagnosis of <jats:styled-content style=\"fixed-case\">PFE<\/jats:styled-content> or <jats:styled-content style=\"fixed-case\">MFE<\/jats:styled-content> was made based on a combination of current protocols. Management strategies for each were identified and reported as satisfactory\/unsatisfactory.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Thirty\u2010one patients met the inclusion criteria. Fifteen were classified as <jats:styled-content style=\"fixed-case\">PFE<\/jats:styled-content> and 14 as <jats:styled-content style=\"fixed-case\">MFE<\/jats:styled-content>. One patient was too young to confirm diagnosis, and one patient had delayed eruption. A total of 26% of cases were misdiagnosed which led to unsuccessful orthodontic management.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>We propose a protocol based on the results of this study coupled with existing protocols in the form of a simple flow diagram to aid accurate diagnosis and management of this rare and challenging clinical problem.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ipd.12163","type":"journal-article","created":{"date-parts":[[2015,4,27]],"date-time":"2015-04-27T09:04:59Z","timestamp":1430125499000},"page":"91-99","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":26,"title":["Failure of eruption of permanent molars: a diagnostic dilemma"],"prefix":"10.1111","volume":"26","author":[{"given":"Geetanjali","family":"Sharma","sequence":"first","affiliation":[{"name":"UCL Eastman Dental Institute London 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