Tension Pneumocephalus from Endoscopic Endonasal Surgery: A Case Series and Literature Review.

The therapeutic method for treating TP should depend on the degree of the mass effect and clinical symptoms. When patients with TP present with obvious symptoms of CSF leakage and intracranial hypertension, urgent surgical multilayer repair of the skull base defects and/or release of the intracranial pressure are keys to treating these patients. However, conservative treatment under close observation is also feasible when the related symptoms are not overtly obvious.