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Published in: Clinical Oral Investigations 2/2019

01-02-2019 | Original Article

Long-term follow-up of inactive occlusal caries lesions: 4-5-year results

Authors: J. E. A. Zenkner, A. Dalla Nora, L. S. Alves, J. Carvalho, M. B. Wagner, M. Maltz

Published in: Clinical Oral Investigations | Issue 2/2019

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Abstract

Objective

To assess the clinical behavior of inactive caries lesion on the occlusal sites of permanent molars over 4–5 years and to estimate the risk for progression of caries-inactive sites compared with sound ones.

Methods

Clinical examinations were conducted at baseline (n = 258) and after 4–5 years and included the recording of dental plaque and dental caries at the occlusal surfaces and the eruption stage of each permanent molar.

Results

One hudred ninety-three schoolchildren were followed (response rate of 74.8%), totalizing 1152 teeth. Of the children, 30.6% (n = 59) presented at least one molar containing an active lesion, filling, or that had been extracted; according to the activity criterion, inactive lesions presented around a twofold increased risk for caries progression than sound surfaces (OR = 2.34 95%CI = 1.51–3.62). Thirteen percent (n = 25) of the children presented at least one molar progressing to dentine cavity, filling, or extraction; according to the severity criterion, inactive caries lesions presented a significantly higher risk for progression when compared with sound surfaces (OR = 2.69, 95% CI = 1.50–4.83).

Conclusion

The vast majority of lesions (85–90%) identified as inactive enamel caries at baseline did not progress over 4–5 years. Despite this fact, it was possible to detect an increased risk for caries progression in caries-inactive occlusal sites compared with the sound ones.

Clinical relevance

Considering the low progression rates, inactive caries lesions do not need a specific caries-controlling treatment and should be monitored longitudinally in the same manner as sound surfaces.
Literature
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go back to reference Carvalho JC, Thylstrup A, Ekstrand KR (1992) Results after 3 years of non-operative occlusal caries treatment of erupting permanent first molars. Community Dent Oral Epidemiol 20(4):187–192CrossRef Carvalho JC, Thylstrup A, Ekstrand KR (1992) Results after 3 years of non-operative occlusal caries treatment of erupting permanent first molars. Community Dent Oral Epidemiol 20(4):187–192CrossRef
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go back to reference Maltz M, Barbachan e Silva B, Carvalho DQ, Volkweis A (2003) Results after two years of non-operative treatment of occlusal surface in children with high caries prevalence. Braz Dent J 14(1):48–54CrossRef Maltz M, Barbachan e Silva B, Carvalho DQ, Volkweis A (2003) Results after two years of non-operative treatment of occlusal surface in children with high caries prevalence. Braz Dent J 14(1):48–54CrossRef
Metadata
Title
Long-term follow-up of inactive occlusal caries lesions: 4-5-year results
Authors
J. E. A. Zenkner
A. Dalla Nora
L. S. Alves
J. Carvalho
M. B. Wagner
M. Maltz
Publication date
01-02-2019
Publisher
Springer Berlin Heidelberg
Published in
Clinical Oral Investigations / Issue 2/2019
Print ISSN: 1432-6981
Electronic ISSN: 1436-3771
DOI
https://doi.org/10.1007/s00784-018-2498-7

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