dexmedetomidine,Placebo
Sponsors
Chulalongkorn university, Faculty of medicine, Chulalongkorn university
Conditions
Patient aged 18 years old or older undergoing elective spine surgery involving two or more levels
dexmedetomidine, non-opioid analgesics, morphine consumption, postoperative pain, adverse drug reactions, intraoperative blood loss, spine surgery, controlled hypotensionlung cancer
natural killer cell activity
Lymphocytes subset
postoperative pulmonary function test
pain score
opioids consumption
dexmedetomidine
natural killer cell
natural killer cell activity
immunity
lung cancer
surgery
anesthesia