A retrospective imaging study of surgical outcomes and range of motion in patients with cervical ossification of the posterior longitudinal ligament.
Shunsuke KanbaraShiro ImagamaKeigo ItoKenyu ItoNaoki IshiguroFumihiko KatoPublished in: European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society (2017)
K line (+) patients exhibited sufficient neurological improvement after laminoplasty. However, even patients in this group had a low JOA score recovery rate if the postoperative flexion value was >0 and the 1-year postoperative increased signal intensity grade was 2 or 3.