Dexmedetomidine Infusion in either Total Intravenous Anesthesia or Inhalational Anesthesia to Improve Surgical Field Visibility in Endoscopic Sinus Surgery

the study was prospective randomized single blinded study

Inclusion Criteria:

• American Society of Anesthesiologists (ASA) class I and II patients undergoing endoscopic sinus surgery in the age group from 18-50 years.

Exclusion Criteria:

• History of allergy to medications used in the study, refusal of patients to participate, hepatic or renal dysfunction, chronic pain condition, psychological and neurological disorders

surgeon