Which intervention should be performed to manage a suspected pneumothorax?

Needle decompression is the appropriate intervention for managing a suspected pneumothorax, particularly in cases of tension pneumothorax where air accumulates in the pleural space and causes increased pressure, compromising respiratory function and cardiovascular stability. This procedure involves inserting a large-bore needle into the second intercostal space at the midclavicular line on the affected side. By doing so, it allows trapped air to escape from the pleural cavity, rapidly relieving pressure and restoring lung function.

Timeliness is crucial in managing a tension pneumothorax, as immediate action can prevent significant morbidity and mortality. Other interventions, while part of the overall management of respiratory distress, do not address the urgent need for decompression in this specific scenario. Administering oxygen can support the patient’s breathing but does not alleviate pressure; fluid resuscitation might be appropriate for hypovolemia but does not address the thoracic complication directly, and chest compressions are indicated for cardiac arrest, not respiratory issues like a pneumothorax. Thus, needle decompression is the critical and lifesaving procedure in this context.