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Spinal extradural arachnoid cyst: Rare cases from Indian Institutes
Jitender Chaturvedi1, Punit Singh1, Sunil Malagi2
1Department of Neurosurgery, All India Institute of Medical Sciences, Rishikesh, Uttarakhand.
Surgical Neurology International
|October 23, 2020
Summary
Spinal extradural arachnoid cysts (SEDACs) are rare causes of spinal cord compression. Surgical excision and dural repair offer effective management for myelopathy and neurogenic bladder symptoms.
Area of Science:
- Neurosurgery
- Spinal Surgery
- Neurology
Background:
- Spinal extradural arachnoid cysts (SEDACs) are uncommon spinal lesions, representing about 1% of all spinal tumors.
- SEDACs typically occur in the lower thoracic or upper lumbar spine, predominantly affecting males aged 40-60.
- Standard treatment involves direct dural repair.
Observation:
- A 37-year-old male patient presented with myelopathy.
- The myelopathy was diagnosed as being caused by a type I meningeal cyst (SEDAC).
- The patient underwent successful surgical management including laminectomy, cyst excision, and direct dural sleeve repair.
Findings:
- Successful surgical management of a symptomatic SEDAC.
- Demonstration of effective treatment through laminectomy, cyst excision, and dural repair.
- Literature review of similar cases to support findings.
Implications:
- SEDACs should be considered in the differential diagnosis of compressive myelopathy.
- Early diagnosis and surgical intervention can prevent or reverse neurological deficits.
- Highlights the importance of considering rare spinal pathologies in neurological presentations.
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