Presence of air or gas within the intracranial cavity (e.g., epidural space, subdural space, intracerebral, etc.) which may result from traumatic injuries, fistulous tract formation, erosions of the skull from NEOPLASMS or infection, NEUROSURGICAL PROCEDURES, and other conditions.
Also Known As:
Cranial Airocele; Pneumocephalus, Epidural; Pneumocephalus, Traumatic; Pressure Pneumocephalus; Airocele, Cranial; Airoceles, Cranial; Cranial Airoceles; Cranial Pneumocysts; Epidural Pneumocephalus; Gas, Intracranial; Pneumocephalus, Pressure; Pneumocyst, Cranial; Pneumocysts, Cranial; Tension Pneumocephalus; Traumatic Pneumocephalus; Cranial Pneumocyst; Intracranial Gas; Pneumocephalus, Tension