Cervical (Atlantoaxial) Instability
A congenital or developmental condition leading to instability of the first two cervical vertebrae, causing neck pain and neurological deficits.
Detailed Description
Atlantoaxial instability is due to malformation or trauma affecting the atlas (C1) and axis (C2) vertebrae, resulting in spinal cord compression. Toy breeds are predisposed, especially if there is a congenital defect.
Common Symptoms
- Neck pain
- Reluctance to move head
- Ataxia
- Paresis
- Sudden paralysis
Management Options
- Surgical stabilization
- Strict rest
- Neck brace
Frequently Asked Questions
Is this condition painful?
Yes, it can cause significant neck pain.
Can it be cured?
Surgery can stabilize the joint in many cases.
Is it inherited?
There is a suspected hereditary component.
What are early signs?
Neck pain, reluctance to move, wobbliness.
Can it recur after treatment?
Recurrence is possible if stabilization fails.
Condition Details
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Typical Age of Onset
<2 years
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Testing Available
Yes
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Diagnosing Methods
Neurological exam; Radiographs; CT/MRI
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Preventative Measures
Avoid breeding affected dogs
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Related Conditions
Intervertebral disc disease, Trauma