Odontogenic maxillary sinusitis

Case contributed by Dr Ahmed Abdrabou


Headache, nasal obstruction and facial pain over the last 4 months. The patient gave history of previous dental surgery.

Patient Data

Age: 35 years
Gender: Male

Opacification of the left maxillary sinus and ethmoidal air cells with mucosal reaction and obliteration of the osteomeatal complex with a rod shape metallic foreign body seen at the antrum of the maxillary sinus likely post dental instrumentation. 

Evidence of crown placement of the left upper 1st molar tooth which is related to the foreign body. 

Case Discussion

Isolated inflammation of the maxillary sinus should raise the possibility of associated dental problem or intervention. It is estimated that 75% of patients with maxillary sinusitis are due to dental causes. 

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Case information

rID: 67424
Published: 5th Apr 2019
Last edited: 14th Aug 2019
System: Head & Neck
Inclusion in quiz mode: Included
Institution: Ain Shams University

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