Traumatic sacrolisthesis S1-S2. Report of a case.

A young patient 13 years of age with traumatic sacrolisthesis at S1-S2 accompanied by neurologic damage was initially treated by traction to reduce the S1 dislocation over S2, and later by posterior arthrodesis using the technique of Luque. The procedure resulted in good stability and the patient showed marked orthopedic and neurologic improvement.