Dexmedetomidine Versus Ketamine on Laryngeal Microsurgery

Effect of Dexmedetomidine Versus Ketamine on Patients of Laryngeal Microsurgery: a Randomized Controlled Study

compare effect of IV dexmedetomidine and ketamine on pain score, perioperative hemodynamics and detect side effects of dexmedetomidine and ketamine.

Microlaryngeal surgery is a common surgical procedure now a days which is associated with many complications such as postoperative pain, airway edema and persistent cough

. the study is to compare the effect of IV dexmedetomidine and ketamine on pain score, perioperative hemodynamics and to detect side effects of dexmedetomidine and ketamine.

Inclusion Criteria:

• aged 18-70 years ASA I,II

Exclusion Criteria:

• CVdiseases as IHD and severe valvular disease.

  • allergy to ketamine or dexmedetomidine.
  • Patients refusal
  • Suspected difficult intubation more than 2 trials