Intraoperative Subanesthetic Ketamine Versus Dexmedetomidine Infusion for Prevention of Post-traumatic Stress Disorder After Traumatic Brain Surgeries

Intraoperative Subanesthetic Ketamine Versus Dexmedetomidine Infusion for Prevention of Post-traumatic Stress Disorder After Traumatic Brain Surgeries: A Randomized Trial

Prevention of Post-traumatic Stress Disorder after traumatic Brain surgeries by using either subanesthetic ketamine or dexmedetomidine infusion.

after being informed about the study and potential risks. All patients giving written consent will be randomized by double blind manner into two equal groups (K group and D group). Using computer generated randomization table; each group consists of 26 patients: K group (n=26): Patient will receive with 0.5 mg/kg/h ketamine infusion. D group (n=26): Patient will receive 0.1 ug/kg/h dexmedetomidine infusion.

Inclusion Criteria:

Aged 18-60 years old.Body mass index of less than or equal 35.American Society of I and II.Duration of surgery not more than 3 hours.

Exclusion Criteria:

Known hypersensitivity to dexmedetomidine or ketamine. Hemorrhagic shock decompensation.History of alcohol or drug abuse.History of neurologic or psychiatric diseases Advanced renal ,liver or cardiovascular disorders.