PMC7803117_01
Axial CT brain at the level of the optic nerve head. Note the prominence of retroorbital fat. z: interzygomatic line; a: distance to the anterior sclera is 29.9 mm; b: posterior sclera is 6.3 mm anterior to the interzygomatic line.
CRIRA2020-8832704.001.jpg
PMC7803117_01_CRIRA2020-8832704.001.jpg
fig1
The CT brain showed bilateral proptosis measuring 29.9 mm from the anterior aspect of the globe to the interzygomatic line, and the posterior aspect of the globe was 6.3 mm anterior to the interzygomatic line (Figure 1).