%0 Letter %T Acute, life-threatening postoperative pneumocephalus: emergency diagnostic and therapeutic steps with underlying pathophysiology. %A Ghare A %A Dhaliwal J %A Al-Mohammad A %A Waraich M %A Samandouras G %J Br J Anaesth %V 131 %N 2 %D 2023 08 2 %M 37271720 %F 11.719 %R 10.1016/j.bja.2023.04.027