case_images: PMC7078461_01
case_images: Marked enlargement of the frontal sinuses, more pronounced on the left side with associated dehiscence of the posterior wall of the sinus.
case_images: gr1v3.jpg
case_images: PMC7078461_01_gr1v3.jpg
case_images: fig0005
case_images: MRI of the brain and sinuses (Figs. 4-6) showed significant expansion of both frontal sinuses by the mucopyoceles with largest on the left measuring 4.7 x 6.5 x 6.7 cm with avid heterogeneous enhancement. The mucopyoceles were displacing and compressing the underlying dura with significant mass effect (Figs. 4 and 5).
case_images: MRI of the brain and sinuses showed significant expansion of both frontal sinuses by the mucopyoceles.
case_images: gr4v6.jpg
case_images: PMC7078461_01_gr4v6.jpg
case_images: fig0010