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Fixed atlantoaxial rotary deformity with bilateral facet dislocation
Skeletal Radiology
|January 1, 1985
Summary
Rotary atlantoaxial dislocation can occur in Down syndrome patients after respiratory infections. Multidirectional and computerized tomography aid in detecting and quantifying this serious C1-C2 joint instability.
Area of Science:
- Neurology
- Radiology
- Genetics
Background:
- Down syndrome is associated with atlantoaxial instability.
- Rotary atlantoaxial dislocation is a rare but serious complication.
Observation:
- A 21-year-old patient with Down syndrome presented with symptoms after an upper respiratory infection.
- The patient developed rotary atlantoaxial dislocation of the C1 and C2 vertebrae.
Findings:
- Multidirectional tomography and computerized tomography (CT) were utilized for diagnosis.
- These imaging techniques allowed for detection and quantification of the C1-C2 dislocation.
Implications:
- Highlights the importance of imaging in Down syndrome patients with new neurological symptoms post-infection.
- Emphasizes the utility of tomography and CT in managing atlantoaxial instability.
- Informs clinical practice regarding potential complications in this patient population.