INTRADURAL EXTRAMEDULLARY CYSTS OF THE SPINAL-CANAL - CLINICAL PRESENTATION, RADIOGRAPHIC DIAGNOSIS, AND SURGICAL-MANAGEMENT

被引:98
作者
OSENBACH, RK [1 ]
GODERSKY, JC [1 ]
TRAYNELIS, VC [1 ]
SCHELPER, RD [1 ]
机构
[1] UNIV IOWA HOSP & CLIN,DIV NEUROPATHOL,IOWA CITY,IA 52242
关键词
COMPUTED TOMOGRAPHIC SCAN WITH MYELOGRAPHY; INTRADURAL SPINAL CYST; MAGNETIC RESONANCE IMAGING; SPINAL ARACHNOID CYST;
D O I
10.1227/00006123-199201000-00007
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
Fourteen patients with intradural extramedullary cysts of the spinal canal are described. Histological classification included 11 arachnoid, 2 epithelial, and 1 ependymal cyst. There were 9 thoracic, 3 cervical, and 2 lumbar cysts. The most common clinical presentation was a slowly progressive myelopathy. Twelve patients (85%) had objective neurological findings at the time of diagnosis. Radiographic diagnosis was made by a combination of myelography, computed tomographic scan with myelography, and magnetic resonance imaging. Complete surgical resection was accomplished for 8 dorsal cysts, and 6 ventral cysts were widely fenestrated into the subarachnoid space. Overall results were considered excellent or good in 9 patients, fair in 3, and poor in 2. There was one recurrence, which required a second operation. We conclude that the majority of intradural spinal cysts can be successfully managed surgically with a favorable clinical outcome.
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页码:35 / 42
页数:8
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