Nerve Block Vs Sedation Infusion for Awake Fiberoptic Intubation.

Superior Laryngeal Nerve Block Versus Sedation with Intravenous Dexmedetomidine Infusion for Awake Fiberoptic Intubation of Hemimandibulectomy Patients with an Anticipated Difficult Airway: a Randomized Controlled Trial

This study compares the efficacy and safety of dexmedetomidine infusion versus superior laryngeal nerve block during awake fiberoptic intubation in hemimandibulectomy patients.

Inclusion Criteria:

• Age range ≥ 18 or ≤60.
• Both sexes.
• American Society of Anesthesiologists (ASA) II-III.
• Body mass index:18.5 to 30 kg/m2.
• Hemimandibulectomy patients with an anticipated difficult airway [El-Ganzouri Risk Index (EGRI)>3].

Exclusion Criteria:

• Patient's refusal.
• Known allergy to drugs used in the study.
• Neurological disorders.
• Advanced liver or kidney disease.
• Patient with psychiatric disorders.
• Patient who needs postoperative ICU.
• Airway distortion and cervical spine movement.