Pneumocephalus (intracranial pneumocele
5) If subarachnoid adhesions are present, air may travel intracerebrally and create a pneumocele
, or it may travel through the foramina of Luschka and Magendie into the ventricular system.
Tension orbital pneumocele
secondary to nasal obstruction from cocaine abuse.
Along the spectrum of sinus disease, pneumosinus dilatans lies near hypersinus and pneumocele
In order of increasing severity, the classifications were hypersinus, pneumosinus dilatans, and pneumocele
However, CT found no thinning of the bony anterior table, even at the site of frontal bossing, which is the feature that sometimes differentiates pneumocele
from pneumosinus dilatans.