Other less frequent causes of respiratory obstruction are hematomas and bilateral paralysis of the vocal folds due to recurrent laryngeal nerve injury, 4,7 but none of these were present in these two patients; there was no hematoma of the neck and they spoke some time immediately after extubation.
4,7 Esto tampoco se evidencio en las pacientes; no tenían hematoma en cuello y en algún momento inmediato a la extubación hablaron.