What is the priority action for a nurse assessing a client with decreased consciousness and abnormal arterial blood gas results?

• A. Prepare for intubation.
• B. Initiate fluid resuscitation.
• C. Place the client on a cardiac monitor.
• D. Initiate fall precautions.

Answer: (A)

The priority action of preparing for intubation is essential in this scenario because the client's decreased level of consciousness indicates a significant compromise in respiratory function and potential inability to maintain adequate airway patency. When abnormal arterial blood gas results are present, it often signifies a severe alteration in oxygenation and ventilation, which could lead to respiratory failure.

Intubation is a critical and urgent intervention that secures the airway and ensures that the patient can receive appropriate ventilation support, thereby stabilizing their breathing and preventing further neurological damage or hypoxia. The immediate concern in cases of decreased consciousness is often the risk of airway obstruction, aspiration, or severe hypoventilation, which intubation can effectively address.

While the other options may be relevant in managing a critically ill patient, they do not address the immediate and life-threatening risk associated with compromised airway and ventilation. Cardiac monitoring and fluid resuscitation are important but can be addressed after ensuring that the airway is secure. Implementing fall precautions is less urgent as the primary concern in this situation is the risk of airway compromise due to decreased consciousness.