声明
INDEX
SYNOPSIS
摘要
ABSTRACT
ABREVIATIONS AND ACRONYMS INDEX
INTRODUCTION
1．1．1 BACKGROUND
1．1．2 Computed tomography
1．1．3 CT NUMBER
1．1．4 IMAGE RECONSTRUCTION
1．1．5 MULTIPLANAR RECONSTRUCTION
1．2．1 Atlanto-axial Joint
1．2．2 Some important causes of degeneration
1．2．3 Disk Degeneration process and normal anatomy
1．2．4 Age-related changes and degeneration
1．2．5 Cascade of degenerative changes
1．3 Screening for AAS
1．3．1 Anterior Atlantodental Interval
1．3．2 Posterior Atlantodental Interval
1．3．3 Lateral Displacement of the Atlas Over the Axis
2．MATERIALS AND METHOD
2．1．1 Patient population and data collection
2．1．3 Statistical methods
2．2．1 Plain radiograph versus CT
2．2．2 CT With Multiplanar Reconstruction
2．3 Keilgren-Lawrence grading system
3．RESULTS
3．1 Atlantoaxial joint degeneration of the CT findings
3．1．1 CT in the display of atlantoaxial joint degeneration in the value
3．2 Atlantoaxial joint degeneration and age
4 DISCUSSION
4．1 Atlantoaxial instability
4．2 The following conditions can be associated with AAI
4．3 Age-，sex-，and race-related demographics
4．4 Morbidity and mortality
4．5 Cervical spondylosis and CSM related to degeneration
4．6 TREATMENT
4．7 Pathophysiology
4．8 Demography
4．9．1 Spinal stenosis
4．9．2 Pathopysiology
4．10 Different types of Dislocation and Fracture of Atlanto-Axial Joint
4．10．1 Causes Of Atlanto-Axial Dislocation And Fracture
4．10．2 Symptomps include Chronic Pain Caused By Atlanto-Axial Joint Fracture And Dislocation
4．10．3 Compression of Spinal Cord Caused By Dislocation Or Fracture Of Atlanto-Axial Joint-(what are the clinical outcomes)
4．11 Atlantoaxial degeneration of CT performance
5．CONCLUSION
ACKNOWLEDGEMENT
REFERENCES
山东大学;
