title: Tension pneumocephalus and intermittent drainage of ventricular CSF.
mesh_terms: D000328:Adult; D006801:Humans; D007431:Intraoperative Complications / Q000209:etiology*; D008297:Male; D009609:Nitrous Oxide / Q000009:adverse effects*; D011007:Pneumocephalus / Q000209:etiology*; D011312:Pressure
chemical_list: D009609:Nitrous Oxide