Interested in the psych management of patients in the perioperative period - check out this chapter James Olver and I wrote:
Ellen S, Olver J The patient with psychiatric problems In: Perioperative Medicine for the Junior Clinician. Eds Symons J, Myles P, Mehra R, Ball C. Wiley Blackwell, 2015.
Here's a link to the book: http://au.wiley.com/WileyCDA/WileyTitle/productCd-EHEP003361.html