What is the appropriate step to take when encountering a patient with a suspected spinal injury?

The most appropriate step when encountering a patient with a suspected spinal injury is to stabilize the head and neck and prevent any movement. This response is crucial because spinal injuries can lead to potentially irreversible damage to the spinal cord if the patient is moved improperly. Stabilizing the head and neck minimizes the risk of exacerbating any existing injuries and helps to protect the patient's spinal cord from further harm.

While assessing airway and breathing is essential in many emergency situations, the priority when a spinal injury is suspected is to ensure the patient's spine is immobile to avoid aggravating their condition. Administering oxygen and checking vital signs are also important aspects of patient care, but they come after establishing spinal stabilization. Therefore, the immediate focus should be on preventing any further movement of the spine, which can lead to significant complications and worsening outcomes for the patient.