Communicating spinal epidural thoracic arachnoid cyst en-bloc resection

Autor: M. Al-Zekri, F. Aichaoui, I. Assoumane, A. Khelifa, W. Bennabi, A. Morsli
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Romanian Neurosurgery, Vol 33, Iss 4 (2019)
Druh dokumentu: article
ISSN: 1220-8841
2344-4959
DOI: 10.33962/roneuro-2019-087
Popis: Background: Spinal extradural arachnoid cyst is an uncommon, expanding lesion which may communicate with the subarachnoid space, The etiology still remains unclear, but the most accepted explanation is the existence of areas of weakness in the spinal dura , Spinal arachnoid cysts are usually in the thoracic spine, and they may cause symptoms due to spinal cord compression. Case Presentation: Patient is a 54-years-old female who presented with progressive back pain and motor deficit, Magnetic resonance imaging (MRI) study revealed an extradural cyst extending from T2 to T4 isointense with the cerebrospinal fluid (CSF) on all sequences and did not enhance on T1-weighted post-contrast MRI. Patient underwent T2-T4 laminectomy, en-bloc resection of the lesion was achieved and the histopathological examination objectified an arachnoid cyst. Conclusion: Spinal extradural arachnoid cyst can cause neurologic deficit and the mainstay of treatment in patients with neurological symptoms is surgical removal of the cyst together with ligation of the communicating pedicle and closure of the dural defect.
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