What is a sign indicating a potential spinal injury?

A fall from a height greater than the person's height is a significant indicator that a spinal injury may have occurred. When someone falls from a considerable height, the impact forces are often sufficient to cause trauma to the spine, potentially leading to fractures or other injuries to the vertebrae and surrounding structures. The mechanics of the injury suggest that it could compromise the spinal cord or disrupt the vertebral alignment.

In contrast, while intoxication, a blow to the hand, and loss of consciousness might be associated with injuries, they are not definitive indicators of spinal injuries. Intoxication could impair judgment or awareness but does not directly correlate with spinal trauma. A blow to the hand typically falls within the realm of minor extremity injuries and does not usually involve the spine. Loss of consciousness can occur in many situations and is too general to specifically indicate a spinal injury without additional context. Hence, falling from a height greater than the person's height serves as a more concrete warning sign for potential spinal injury.