Perilunate dislocation

This patient suffered a fall from a ladder and experienced severe hyperextension of his wrist. He presents with severe pain and swelling of his wrist. The PA radiograph demonstrates a displaced fracture through the waist of the scaphoid. The lateral radiograph demonstrates a perilunate dislocation in which the capitate is displaced dorsally from its usual position of articulation with the lunate.

These injuries require emergency orthopedic or hand specialist consultation for reduction.