<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Sinus lift surgery elevation is a procedure that requires radiological maxillary sinus evaluation and procedure planning. The condition of the maxillary sinus before and after sinus lift surgery was assessed. Sixty-five sinuses of 49 patients were included in the study. Preoperative and postoperative cone beam computed tomography (CBCT) scans were performed. The sinuses were analysed radiologically for pathological changes: mucosal thickening, ostia obstruction and accessory opening. The presence of concha bullosa in nasal cavity and septa in the maxillary sinus were recorded. The sinus volume also was measured before and after surgery. Thickened mucosa was found more often in postoperative scans than in preoperative scans (63.1% and 67.7%, respectively). Concha bullosa was found in 30 preoperative scans and in 33 postoperative scans. A correlation between mucosal thickening and ostia obstruction was found. The mean sinus volume decreased after surgery and the changes were statistically significant. In conclusion, changes of the maxillarysinus and nasal cavity can be detected with CBCT. Sinus lift surgery does not excacerebate the existing conditions of the maxillary sinus; however, there is a tendency for pathological features to increase after surgery. Sinus lift surgery is a safe surgery with regard to the maxillary sinus if performed with care.</p></abstract>

Sinus lift surgery elevation is a procedure that requires radiological maxillary sinus evaluation and procedure planning. The condition of the maxillary sinus before and after sinus lift surgery was assessed. Sixty-five sinuses of 49 patients were included in the study. Preoperative and postoperative cone beam computed tomography (CBCT) scans were performed. The sinuses were analysed radiologically for pathological changes: mucosal thickening, ostia obstruction and accessory opening. The presence of concha bullosa in nasal cavity and septa in the maxillary sinus were recorded. The sinus volume also was measured before and after surgery. Thickened mucosa was found more often in postoperative scans than in preoperative scans (63.1% and 67.7%, respectively). Concha bullosa was found in 30 preoperative scans and in 33 postoperative scans. A correlation between mucosal thickening and ostia obstruction was found. The mean sinus volume decreased after surgery and the changes were statistically significant. In conclusion, changes of the maxillarysinus and nasal cavity can be detected with CBCT. Sinus lift surgery does not excacerebate the existing conditions of the maxillary sinus; however, there is a tendency for pathological features to increase after surgery. Sinus lift surgery is a safe surgery with regard to the maxillary sinus if performed with care.

Cone Beam Computed Tomography Evaluation of Maxillary Sinus Before and After Sinus Floor Elevation

Department of Dental and Maxillofacial Radiology, Institute of Stomatology

Department of Therapy, Institute of Stomatology

Department of Dental and Maxillofacial Surgery, Institute of Stomatology

Statistics Unit, Institute of Public Health

Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Sinus lift surgery elevation is a procedure that requires radiological maxillary sinus evaluation and procedure planning. The condition of the maxillary sinus...

Cone Beam Computed Tomography Evaluation of Maxillary Sinus Before and After Sinus Floor Elevation

Published Online: Jul 12, 2019

Page range: 387 - 392

Received: Dec 27, 2018

Accepted: Mar 20, 2019

DOI: https://doi.org/10.2478/prolas-2019-0060

Keywords
CBCT, maxillary sinus, sinus lift

© 2019 Laura Neimane et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Cone Beam Computed Tomography Evaluation of Maxillary Sinus Before and After Sinus Floor Elevation

Published Online: Jul 12, 2019

Page range: 387 - 392

Received: Dec 27, 2018

Accepted: Mar 20, 2019

DOI: https://doi.org/10.2478/prolas-2019-0060

KeywordsCBCT, maxillary sinus, sinus lift

© 2019 Laura Neimane et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
CBCT, maxillary sinus, sinus lift