91. The effect of preoperative alcohol detoxification admission on postoperative delirium for major head & neck cancer surgery. Issue 10 (December 2022) - Tengku, Sabrina; Tengku, Sabrina; El-Shishtawy, Kareem; Ghafoor, Saiba; Hobson, Simon; McMahon, Jeremy; Wales, Craig J; Ansell, Mark; McCaul, James A