 Minor complications are common after laryngoscopy and insertion of an orotracheal tube . These are typically of short duration , such as sore throat , lacerations of the lips or gums or other structures within the upper airway , chipped , fractured or dislodged teeth , and nasal injury . Other complications which are common but potentially more serious include accelerated or irregular heartbeat , high blood pressure , elevated intracranial and <unk> pressure , and bronchospasm . 
