Elsevier

Journal of Endodontics

Volume 42, Issue 10, October 2016, Pages 1509-1515
Journal of Endodontics

Basic Research
Association between Odontogenic Conditions and Maxillary Sinus Disease: A Study Using Cone-beam Computed Tomography

https://doi.org/10.1016/j.joen.2016.07.003Get rights and content

Highlights

  • We use cone-beam computed tomographic images to evaluate the association between periapical and periodontal conditions and maxillary sinus diseases.

  • It was found that generalized and localized mucosal thickening were associated, respectively, with periodontal bone loss and periapical lesions.

  • Maxillary sinusitis and retention cysts were not related to odontogenic alterations.

Abstract

Introduction

The maxillary sinus can be affected by dental infections because of its close relationship with upper teeth. This study aimed to assess the most common types of maxillary sinus alterations and to associate them with odontogenic conditions using cone-beam computed tomographic (CBCT) images.

Methods

CBCT scans of 400 patients showing sinus disease in 1 or both maxillary sinuses were evaluated. Sinus alteration was considered as follows: generalized or localized mucosal thickening (MT), maxillary sinusitis (MS), and retention cysts (RCs). The odontogenic conditions evaluated were inadequate endodontic treatment, periapical lesions, and periodontal bone loss. Descriptive and multiple logistic regression analyses were performed.

Results

Sinus diseases were observed in 85.9% of the maxillary sinuses. The most prevalent condition was generalized MT (65.2%) followed by localized MT (24.8%), MS (6.4%), and RCs (3.6%). Generalized MT was more related to males (odds ratio = 1.45, P < .05) and periodontal bone loss (P < .05). Localized MT was associated with periapical lesions (odds ratio = 3.09, P < .05) and showed a close anatomic relationship between teeth and the sinus floor (odds ratio = 2.77, P < .05). There were no statistically significant associations between either MS or RCs and the odontogenic conditions studied.

Conclusions

The most prevalent sinus diseases were the generalized and localized MT, and they were the only ones related to odontogenic conditions (periodontal bone loss and periapical lesions, respectively). We emphasize that CBCT imaging is an appropriate method for evaluating the maxillary sinus findings and their associated odontogenic conditions.

Section snippets

Study Sample

This retrospective study was performed with approval by the local research ethics committee of the health sciences center (protocol number 273.599).

From a pool of 2000 CBCT scans of the maxilla and paranasal sinuses obtained between January 2010 and January 2011 in a radiology clinic in Pernambuco, Brazil, 400 images were randomly selected according to the following inclusion criteria: examinations of patients with sinus disease in at least 1 of the maxillary sinuses and good quality images for

Results

Of the 400 CBCT scans evaluated, 218 (54.5%) were females and 182 (45.5%) males; age ranged between 13 and 82 years old (mean = 47.09 ± 14.28). Sinus alterations were observed bilaterally in 258 (64.5%) patients and unilaterally in 142 (35.5%) (P < .001). Thus, of the 766 maxillary sinuses in the study, 658 (85.9%) showed abnormalities.

Table 1 shows the values regarding the distribution of maxillary sinus diseases. The generalized MT was the most prevalent condition (65.2%), occurring mostly

Discussion

CBCT imaging provides high-resolution images and allows simultaneous and accurate assessment of maxillary sinuses 21, 22, teeth, and adjacent tissues in all planes, including the relationships between these structures 5, 23. Therefore, we chose CBCT imaging to conduct this research because of its wide use in various fields of dentistry and its high accuracy and sensitivity compared with 2-dimensional radiographs for the diagnosis of sinus changes (24), assessment of the quality of endodontic

Conclusion

In conclusion, the most prevalent sinus diseases were generalized and localized MT, respectively, and both were found to be related to odontogenic alterations. Generalized MT was more frequently associated with periodontal bone loss and localized MT with periapical lesions. We emphasize that CBCT imaging is an appropriate method for evaluating maxillary sinus findings and their associated dental conditions.

Acknowledgments

The authors would like to thank the National Council for Scientific and Technological Development (CNPq). The authors would like also to thank Glaucia Maria Bovi Ambrosano, PhD, for assisting in this article by providing statistical analysis support and Dr Marco Antônio Gomes Frazão for making the images available to us.

The authors deny any conflicts of interest related to this study.

References (33)

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