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Metrizamide CT myelography in cervical myelopathy and radiculopathy: correlation with conventional myelography and surgical findings

Conference · · AJR, Am. J. Roentgenol.; (United States)
OSTI ID:5556148
Conventional myelography, metrizamide computed tomographic (CT) myelography, and surgical findings were correlated in 30 patients with cervical radiculopathy and/or myelopathy. In 60% of patients, metrizamide CT myelography provided significant additional information including better characterization of the abnormality, lateralization if the conventional myelogram was indeterminate, more definitive demonstration of cord atrophy, foraminal narrowing not appreciated on myelography, and demonstration of abnormalities distal to a myelographic block. In no case was a myelographic abnormality not detected on metrizamide CT meyelography. In patients with cervical myelopathy, a cross-sectional diameter of the cord equaling less than 50% of the subarachnoid space is predictive of poor patient response to surgical intervention.
Research Organization:
Univ. of California, San Francisco
OSTI ID:
5556148
Report Number(s):
CONF-8504141-
Conference Information:
Journal Name: AJR, Am. J. Roentgenol.; (United States) Journal Volume: 144:4
Country of Publication:
United States
Language:
English