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[CT after myelography in complete spinal cord blocks].
La Radiologia Medica
|November 1, 1987
Summary
Combined myelography and CT scans effectively diagnose spinal blocks. This approach clearly visualizes the entire subarachnoid space and associated lesions, improving diagnostic accuracy for conditions like meningiomas and lymphomas.
Area of Science:
- Radiology
- Neurology
- Oncology
Background:
- Spinal blocks can obscure upper and lower levels during myelography.
- Accurate diagnosis of spinal blocks is crucial for effective treatment.
Purpose of the Study:
- To evaluate the diagnostic efficacy of combining computed tomography (CT) with myelography for spinal blocks.
- To determine if CT can overcome the limitations of traditional myelography in visualizing the full extent of spinal blocks.
Main Methods:
- Patients with spinal blocks underwent myelography followed immediately by CT.
- Contrast resolution and visualization of the subarachnoid space above and below the block were assessed.
- Associated bone and soft tissue lesions were also evaluated.
Main Results:
- Myelography alone only identified the lower level of the spinal block.
- CT, due to its high contrast resolution, clearly delineated the subarachnoid space both above and below the block.
- CT also identified associated bone and soft tissue lesions in two cases, enhancing diagnostic accuracy.
Conclusions:
- Combined myelography and CT provide a comprehensive diagnosis of spinal blocks.
- This combined approach eliminates the need for descending myelography.
- CT enhances the diagnostic capabilities of myelography for spinal blocks and associated pathologies.