What is the primary risk associated with prolonged bag-mask ventilation?

Prolonged bag-mask ventilation poses a significant risk of gastroesophageal inflation. This occurs when air is inadvertently directed into the esophagus instead of the trachea, often as a result of poor positioning of the bag-mask or inadequate sealing over the patient's face. When air enters the stomach, it can lead to complications such as vomiting, aspiration, and an acute distension of the abdomen, which can further impact respiratory function and cause discomfort for the patient.

In the context of airway management, it is crucial to ensure that ventilation techniques are performed effectively to avoid such risks. Proper positioning of the patient, ensuring an adequate seal, and using appropriate techniques can minimize the likelihood of air going into the gastroesophageal tract. Addressing the concern of gastroesophageal inflation is vital in emergency situations where rapid and effective ventilation is needed, as this condition can complicate the management of the airway and affect overall patient outcomes.