PMC6427920_01
Axial CT images showing hypertrophied frontal sinus and mastoid air cells on right side.
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F1
There was hypertrophy of the frontal sinus and thickening of frontal, mastoid and occipital bone on the right side (Fig 1-4).
T1W axial image showing atrophy of right cerebral hemisphere, calvarial thickening on right side (arrow)
nihms-1012818-f0002.jpg
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F2
There was hypertrophy of the frontal sinus and thickening of frontal, mastoid and occipital bone on the right side (Fig 1-4).
T2W coronal image showing atrophy of right cerebral hemisphere and dilated right lateral ventricle. Also to note elevated
right petrous ridge (solid arrow)
nihms-1012818-f0003.jpg
PMC6427920_01_nihms-1012818-f0003.jpg
F3
There was hypertrophy of the frontal sinus and thickening of frontal, mastoid and occipital bone on the right side (Fig 1-4).
Axial FLAIR image showing gliosis of right cerebral hemisphere.
nihms-1012818-f0004.jpg
PMC6427920_01_nihms-1012818-f0004.jpg
F4
There was hypertrophy of the frontal sinus and thickening of frontal, mastoid and occipital bone on the right side (Fig 1-4).