Giant Frontal Mucocele with Extensive Bone Destruction: Case Illustration

Mucoceles are epithelial - lined cavities in the paranasal sinuses that contain mucus. They develop due to scar tissue and sinus ostium obstruction, either from chronic sinusitis, trauma, or surgery. Frontal sinus mucoceles can present with many different symptoms including eye disorders. A case of giant frontal mucocele with extensive bone destruction that reappear after four years is reported. Surgery to remove the mucocele and reconstruction of the skull were perform, mucocele can cause bone destruction because these mucoceles have a tendency to develop by eroding the surrounding bone wall replacing and destroying the structure with pressure and bone resorption.