Evidence map›Paper›PMID 41122109›Full record

ArticleJournal of clinical and experimental dentistry2025

Prevalence of degenerative signs of the temporomandibular joint in the Canarian population through the analysis of panoramic radiographs: A pilot study.

Marilia Betancor-Pérez, Rocío Trinidad Velázquez-Cayón, Juan Francisco Loro-Ferrer, María Fernanda Cortés-Sylvester

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Article in Journal of clinical and experimental dentistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

4 authors.

Marilia Betancor-PérezDoctorate Program in Health Sciences, Faculty of Health Science, University of Las Palmas de Gran Canaria (ULPGC), Las Palmas de Gran Canaria, Spain.
Rocío Trinidad Velázquez-CayónDepartment of Dentistry, Faculty of Health Sciences, University Fernando Pessoa Canarias.
Juan Francisco Loro-FerrerClinical Sciences Department, Faculty of Health Science, Las Palmas de Gran Canaria University (ULPGC), Las Palmas de Gran Canaria, Spain.
María Fernanda Cortés-SylvesterDepartment of Dentistry, Finis Terrae University, Santiago de Chile, Chile.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Degenerative diseases of the temporomandibular joint (TMJ) represent a frequent subtype of temporomandibular disorders (TMDs), particularly prevalent among individuals over the age of 40. Although cone-beam computed tomography (CBCT) is recognized as the diagnostic gold standard for evaluating bony alterations of the TMJ, panoramic radiography remains widely utilized in clinical practice due to its accessibility and lower radiation exposure. Material and Methods: A retrospective observational pilot study was conducted at the Dental Clinic of the University Fernando Pessoa Canarias. A simple random sample of 60 panoramic radiographs from patients over 40 years of age was selected from a database comprising 323 records collected between April and October 2024. Bilateral assessment of the TMJs was performed by two independent observers according to established diagnostic criteria for degenerative alterations. Inter-observer agreement was measured using Cohen's Kappa statistics. Associations between degenerative and indeterminate findings and demographic variables were evaluated using the Chi-square (χ²) test. Descriptive statistics for age were reported as means and interquartile ranges. Results: Among the 120 TMJs evaluated, osteophyte formation was the only degenerative finding detected (30%). Condylar flattening, considered an indeterminate sign, was observed in 85% of cases. Osteophytes were more frequently identified in males (33.33%); however, no statistically significant association was found between osteophyte presence and sex ( Conclusions: Osteophyte formation was the sole radiographic indicator of TMJ degeneration identified in this sample, frequently co-occurring with condylar flattening. Although panoramic radiography serves as a valuable screening modality, its diagnostic limitations underscore the need for CBCT in cases with suspected or advanced degenerative joint changes.

Identifiers

PMID41122109
PMCPMC12536299

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