Atlanto-occipital assimilation with basilar invagination

Case contributed by Utkarsh Kabra
Diagnosis almost certain

Presentation

Headache, vertigo.

Patient Data

Age: 35 years
Gender: Female
This study is a stack
Sagittal
T1
This study is a stack
Axial
T2
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Info

Complete atlanto-occipital assimilation is seen with basilar invagination and atlanto-axial subluxation resulting in compression and kinking of cervicomedullary junction. No obvious myelopathy seen in present scan.

This study is a stack
Axial bone
window
This study is a stack
Sagittal
bone window
This study is a stack
Coronal
bone window
Download
Info

Complete atlanto-occipital assimilation is seen with basilar invagination and atlanto-axial subluxation resulting in compression and kinking of cervicomedullary junction. No obvious myelopathy seen in present scan.

Case Discussion

Complete atlanto-occipital assimilation with basilar invagination and atlanto-axial subluxation resulting in compression and kinking of cervicomedullary junction.

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