Adjacent segment degeneration after single- and double-level cervical total disc replacement: a cohort with an over 12-year follow-up

ConclusionsAfter over 12-year follow-up of CTDR, the occurrence of ASD and HO had temporal synchronization. ASD was not merely a natural progression but with the pathological process such as HO.
Source: European Spine Journal - Category: Orthopaedics Source Type: research