Unsp traum displ spondylolysis of 7th cervcal vert, 7thK

This code signifies a traumatic forward slippage of the seventh cervical vertebra (C7) over the vertebra below it, where the exact type of traumatic spondylolisthesis is not specified, and the vertebral body is no longer in its normal anatomical alignment. This particular code is used when the patient is receiving follow-up care for a fracture associated with this spondylolisthesis that has failed to heal properly.

Use this code for patients presenting for ongoing treatment of a C7 traumatic spondylolisthesis that is explicitly documented as displaced and unspecified in type, and where the associated fracture has been diagnosed as a nonunion. Documentation should clearly indicate a subsequent encounter for the nonunion of the fracture.

• Ensure documentation specifies "unspecified traumatic" and "displaced" for the spondylolisthesis.
• Verify that the encounter is for follow-up care of a nonunion of the fracture, not initial care or routine healing.
• Distinguish from codes for specified types of traumatic spondylolisthesis or those without displacement.