Introduction
hypertension, tachycardia
HYPERTENSION
Direct laryngoscopy with the Macintosh laryngoscope is commonly used in orotracheal intubation. Laryngoscopy and intubation of the trachea could induce hemodynamic variations like hypertension and tachycardia [Alongside direct laryngoscopy, indirect laryngoscopy is booming since the beginning of the 21