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Case Report Open Access
Volume 7 | Issue 1 |

Successful management of odontogenic maxillary sinusitis and Subclinical oroantral communication post dental implant using combined endoscopic and Caldwell Luc approach: a case report

  • 1Department of ENT, Civil Hospital, Sector 6, Panchkula, Haryana 134109, India
  • 2Department of Dental Surgery, Civil Hospital, Sector 6, Panchkula, Haryana 134109, India
+ Affiliations - Affiliations

Corresponding Author

Rubeena Arora, irarora234@rediffmail.com

Received Date: December 19, 2025

Accepted Date: February 13, 2026

Abstract

Objective: To successfully manage odontogenic maxillary sinusitis & subclinical oroantral communication post dental implant, using combined endoscopic & Caldwell Luc approach without removing dental implant.

Material and Methods: A 71-year-old lady with dental implants presented with odontogenic maxillary sinusitis + subclinical oroantral communication. Functional Endoscopic Sinus Surgery (FESS) was performed to clear the left-sided sinuses. The maxillary sinus was opened using Caldwell-Luc approach and a 0o endoscope introduced. Titanium screw of implant was thoroughly covered with bone wax. Diagnostic nasal endoscopy was done 3 weeks postoperatively wherein methylene blue dye was instilled into the opening of the maxillary sinus under endoscopic vision. Oral cavity was checked for dye leakage around the implant; there was no dye leakage suggesting the track around the screw had been obliterated successfully. This report was prepared according to CARE checklist.

Results: The patient is doing well 16 months postoperatively with no complaints of any foul-tasting discharge.

Conclusion: We conclude that FESS & Caldwell Luc approach is a successful combined approach to manage odontogenic maxillary sinusitis with oroantral communication and may allow salvage of dental implant, which would have to be removed otherwise.

Keywords

Odontogenic maxillary sinusitis, Caldwell-Luc procedure, Maxillary sinusitis, Odontogenic, Dental implants, Endoscope-assisted surgery, Case report

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