{Reference Type}: Letter {Title}: Acute, life-threatening postoperative pneumocephalus: emergency diagnostic and therapeutic steps with underlying pathophysiology. {Author}: Ghare A;Dhaliwal J;Al-Mohammad A;Waraich M;Samandouras G; {Journal}: Br J Anaesth {Volume}: 131 {Issue}: 2 {Year}: 2023 08 2 {Factor}: 11.719 {DOI}: 10.1016/j.bja.2023.04.027