PMC5011199_01
Case 1 CT scan of head: axial cuts showing foci of gas in cerebral vein and left temporal muscle (blue arrows).
CRICC2016-3425321.001.jpg
PMC5011199_01_CRICC2016-3425321.001.jpg
fig1
He underwent a CT scan of his head, which showed foci of gas in the cavernous sinus, anterior sagittal sinus, left side of the face, and left temporalis muscle (Figure 1).
PMC5011199_02
Case 2 CT scan of head: axial and sagittal cuts showing foci of gas in bilateral cerebral arteries (blue arrows).
CRICC2016-3425321.002.jpg
PMC5011199_02_CRICC2016-3425321.002.jpg
fig2
CT scan of the head performed revealed extensive intravascular air within numerous cerebral arteries bilaterally, diffuse cerebral edema, and tonsillar herniation (Figure 2).