A construction worker falls two stories from a building and sustains bilateral calcaneal fractures. In the emergency department, he is alert, vital signs are normal, and he is complaining of severe pain in both heels and his lower back. Lower extremity pulses are strong and there is no other deformity. The suspected diagnosis is most likely to be confirmed by .

complete spine x-ray series

Explanation:

Since the construction worker is complaining complaining of severe pain in both heels and his lower back, the suspected diagnosis is most likely to be confirmed by a complete spine x-ray series.

The complete spine x-ray series is a set of radiographs that is taken in order for one to investigate the bony structures that are in the cervical spine.