Ideally, preoperative assessment should be done by a senior anaesthetist involved in the case, as this may allay anxiety and aid in setting up a rapport.
[ceaccp.oxfordjournals.org]
Psychological symptoms are variable: irritability, emotionality, depression, considerable anxiety and, more rarely, auditory and visual hallucinations, disorientation, mental
[orpha.net]
[…] primary symptoms (5 P’s) severe abdominal p ain without tenderness on palpation neurological symptoms p olyneuropathy seizures, weakness, and paralysis p sychiatric symptoms anxiety
[medbullets.com]