Case of tracheal rupture after endotracheal intubation: clinical risk management and medico-legal considerations.

Background: Tracheal injury may be a rare complication of the endotracheal intubation procedure. Incidence and determinant factors are not well known, nevertheless a greater incidence have been recognized with a difficult maneuver or the use of nitrogen peroxide. The therapeutic approach can be conservative or surgical, depending on the characteristics of the lesion and of the patient and therefore the outcomes of medico-legal interest can be different.

Case description: It is a case of alleged medical liability regarding a 70-year-old woman, that during the intubation procedure was pouncing on the right. Furthermore, nitrous oxide was used as an anaesthetic. A few hours after the operation the patient showed swelling on the right half of the face and on the right lateral region of the neck. The emergency chest CT scan highlighted subcutaneous emphysema and pneumomediastinum. In the operating room, fibrobronchoscopy was performed with a double-lumen bronchial tube which confirmed the hypotheses lesion; then, right posterolateral thoracotomy was perfor-med followed by suturing of the tracheal lesion. Subsequently, the patient was discharged in good clinical conditions but with a scar in the region of the right hemithorax.

Conclusions: Iatrogenic tracheal injury is a rare and fearful complication of the orotracheal intubation procedure. Although risk factors that increase the probability of its onset have been recognized, in most cases it is not possible to identify the cause. From a medico-legal point of view, tracheal injury after intubation is unpredictable and inevitable, so in the case reported it was decided to proceed with a conciliatory solution.