Spinal extradural arachnoid cysts: clinical, radiological, and surgical features

Spinal extradural arachnoid cysts: clinical, radiological, and surgical features.

Extradural arachnoid cysts in the spine are rare and are seldom a cause of spinal cord compression. They are thought to arise from congenital defects in the dura mater, and they almost always communicate with the intrathecal subarachnoid space through a small defect in the dura. The mainstay of treatment in patients with neurological symptoms is surgical removal of the cyst together with ligati...

The radiological appearances of spinal extradural arachnoid cysts.

Spinal Expanding Lesions Extradural Spinal Arachnoid Cysts

The clinical features of benign convulsions with mild gastroenteritis (CwG) were studied retrospectively in 62 patients hospitalized (Jan 2000-March 2006) at St Mary's Hospital, Kurume City, Japan. Viral infections confirmed in 71% of fecal specimens were rotavirus in 30 patients, norovirus in 9, sapovirus in 2, adenovirus in 2, and coxsackievirus A4 in 1. Age of patients with norovirus (16.7 +...

Surgical management of intracranial arachnoid cysts: clinical and radiological outcome.

AIM Intracranial arachnoid cysts account for 1% of all intracranial mass lesions and may require drainage if symptomatic. MATERIAL AND METHODS We retrospectively reviewed the medical records of 45 consecutive patients who underwent surgical drainage for symptomatic intracranial cysts at our institution from January 2000 to January 2010. The average age of our patients was 36.2 years; 26 were ...

Spinal Extradural Arachnoid Cyst

A 48-year-old male presented with progressive leg weakness. Magnetic resonance imaging and computed tomography myelography showed an extradural arachnoid cyst extending from the T-12 to L-2 levels in the thoracolumbar region. The cyst was confirmed at surgery and completely removed. This surgical intervention achieved improvement in the neurological symptoms.