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Understanding Upper Neck Joint Changes in Arthritis Patients Through CT Scan

Facet Asymmetry and tropism in primary atlantoaxial osteoarthritis: A CT based case-control study - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/05/110281
Enrollment
200
Registered
2026-05-10
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: M190- Primary osteoarthritis of other joints

Interventions

Intervention1: Nil: Nil Control Intervention1: NIL: NIL

Sponsors

Stavya Spine Hospital and Research Institute
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. CT including C1 C2 2. Adequate image quality 3. Available DICOM with MPR 4. Strict adherence to Case (Grade greater and equal to 2) or Control (Grade 0)thresholds.

Exclusion criteria

Exclusion criteria: 1. Rheumatoid arthritis/inflammatory disease 2. Prior C0 C2 surgery 3. Trauma or deformity 4. Tumor/infection 5. Poor image standardization

Design outcomes

Primary

MeasureTime frame
1.Facet orientation angles (in degrees) - Axial, coronal, and sagittal plane measurements at C1 C2 2.Association between facet geometry and severity of AAOA - Based on CT grading (Grade 0 3) 3.Pattern of disease involvement -Unilateral vs bilateral atlantoaxial osteoarthritis 4. Association of facet tropism and orientation with anatomical covariates, including: High-riding vertebral artery (HRVA) Calcific synovitis Atlanto-dens osteoarthritis Age and sex Timepoint: No followup visit is required.—

Secondary

MeasureTime frame
NIL.Timepoint: NIL.—

Countries

India

Contacts

Public ContactDr Bharat R Dave

Stavya Spine Hospital And Research Institute

brd_172@yahoo.com09825019913

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026