“…Other intracranial causes of pneumocephalus include tumors, infections (meningitis and abscess), CSF fistula, N2O anesthesia, and cranial surgery 5,7,8,14,18) . Spinal causes of pneumocephalus include spinal trauma, tumor, infection, spinal procedures, and dural injury during spinal operation 1,3,10,11,13,16,17) . In review of the literature, there were 2 reports of symptomatic pneumocephalus secondary to iatrogenic dura tear and CSF leakage during spinal surgery 13,16) .…”