Mucocele - frontoethmoidal

Case contributed by Dr Ammar Haouimi


Right-sided proptosis. History of paranasal sinus surgery 2 years ago.

Patient Data

Age: 45 years
Gender: Female

Right frontoethmoidal mucocele of low signal intensity on T1WI, and FLAIR and high signal intensity on T2WI with areas of low signal (protein-rich content). There is expansile thinning of the lamina papyracea, compressing and displacing laterally the extrinsic occular muscles and globe, with resultant non-axial proptosis grade I.

Mucosal thickening of both maxillary sinuses and opacification of the ethmoid cells, frontal and sphenoid sinuses.

Status post-antrostomy of the maxillary sinuses.

Case Discussion

MRI appearances of a frontoethmoidal mucocele with non-axial proptosis grade I.

PlayAdd to Share

Case information

rID: 64820
Published: 11th Dec 2018
Last edited: 14th Aug 2019
System: Head & Neck
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.