Effects of dezocine on stree response in patientsundergoing thyroid surgery under cervical plexus block

To explore elfects of dezocine on stress response in patients with thyroid surgery under cervical plexus blockMethods: Forty ASAj or patients、. heduled for thyroid surgery by cervical plexus block were randomly divided into dezocine group(group D)and control group(group C). Croup D and group C were injected with dezocine 0. 1 mg/kg and normal saline respectivelyvia vein 5 mins before anesthesia. Then the sick side deep. ervical plexus and bilateral superficial cervical plexus were blocked.