Cervical instability
Conditions
Interventions
Gold Standard:1.Horizontal displacement instability (HDI) standard: HDI-X or HDI-MRI segment
2.Angular Displacement Instability (ADI) standard: segments of ADI-X or ADI-MRI.
Index test:Dynamic X and dynamic MRI
Sponsors
Yuebei People’s Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. The patient was treated for cervical pain, cervical spondylosis, cervical instability, cervical spinal stenosis, and cervical spinal cord injury without fracture and dislocation; 2. Cervical lateral radiographs, hyperextension and hyperflexion X-rays, and hyperextension and hyperflexion MR Have been completed or are to be completed.
Exclusion criteria
Exclusion criteria: 1 Patients with a history of cervical spine infection, severe osteoporosis, cervical spine fracture or surgical history, cervical tuberculosis, rheumatoid arthritis, congenital spondylolisthesis and deformity; 2. Cervical dynamic position X-ray and dynamic position MR Examination lasted more than 3 months; 3. Patients with incomplete data or poor image quality; 4. Other conditions deemed unsuitable for inclusion by the researcher.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cervical horizontal displacement;Cervical vertebrae angular displacement; | — |
Countries
China
Contacts
Public ContactYongzheng Bao
Yuebei People’s Hospital
Outcome results
None listed