Influence of K-line on intraoperative and hidden blood loss in patients with ossification of the posterior longitudinal ligament when undergoing unilateral open-door laminoplasty
Abstract Background The K-line is a virtual straight line that connects the midpoints of the anteroposterior spinal canal diameter from C2 to C7 on a cervical lateral X-ray film. Patients with cervical ossification of the posterior longitudinal ligament (OPLL), in which the peak of the OPLL exceeds...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2021-01-01
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Series: | Journal of Orthopaedic Surgery and Research |
Subjects: | |
Online Access: | https://doi.org/10.1186/s13018-020-02181-9 |