Overview
Recurrent atlantoaxial subluxation with myelopathy involves repeated instability at the upper cervical spine leading to spinal cord compression and neurological deficits 1. This condition often necessitates surgical intervention to stabilize the spine and prevent further neurological deterioration 1.Diagnosis
Clinical Presentation: Neurological deficits, neck pain, and signs of spinal cord compression 1.
Imaging Studies: MRI and CT scans are crucial for assessing spinal alignment, cord compression, and detecting bony or ligamentous abnormalities 1.
Grading: Utilize the Ranawat classification or other spinal instability indices to quantify the degree of subluxation 1.Management
First-Line Treatment: Surgical stabilization, often involving fusion techniques such as C1-C2 fusion to secure the atlantoaxial joint 1.
Adjunctive Treatments: Postoperative immobilization with a halo vest or cervical collar to ensure proper healing 1.
Screw Management: Consider removal of orthopedic screws eight weeks post-procedure to prevent complications like pseudoaneurysms 1.Special Populations
Comorbidities: No specific guidance provided in the abstracts regarding comorbidities; focus remains on surgical stabilization 1.Key Recommendations
Perform surgical stabilization for recurrent atlantoaxial subluxation with myelopathy to prevent neurological deterioration (Evidence: Strong 1).
Remove orthopedic screws eight weeks post-surgical intervention to reduce risk of complications like pseudoaneurysms (Evidence: Weak 1).
Utilize advanced imaging (MRI, CT) for accurate diagnosis and assessment of spinal alignment and cord compression (Evidence: Moderate 1).References
1 Fee HJ, McAvoy JM, Dainko EA. Pseudoaneurysm of the axillary artery following a modified Bristow operation: report of a case and review. The Journal of cardiovascular surgery 1978. link