Adverse cerebral effects of anaesthesia on old people.
D000368:Aged; D000758:Anesthesia; D000769:Anesthesia, Inhalation / Q000150:complications*; D000776:Anesthesiology; D004194:Disease; D007049:Iatrogenic Disease; D001523:Mental Disorders / Q000209:etiology*
AGED/diseases; ANESTHESIA, INHALATION/complications; MENTAL DISORDERS/etiology and pathogenesis