Pneumatocele is seen in fracture of
Pneumatocele is a rare complication following head trauma. The pathophysiology is access of air into the cranium through a fracture involving air sinuses or middle ear roof or depressed fracture of the skull resulting in a craniodental fistula. Frontal bone fracture gives direct access to the cranium.
Maxillary sinus
Frontal sinus
Ethmoid sinus
Sphenoid sinus
Nose and paranasal sinuses