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Magnetic resonance imaging in cervical spinal cord compression
G Giammona1, S Giuffrida, S Greco
1Institute of Clinical Neurology, University of Catania, Italia.
Arquivos De Neuro-Psiquiatria
|September 1, 1993
Summary
Increased T2-weighted MRI signal intensity in cervical spondylotic myelopathy may indicate worse prognosis. Further research is needed to clarify the significance of these findings and predisposing factors.
Area of Science:
- Neurology
- Radiology
- Spinal Cord Imaging
Background:
- Cervical spondylotic myelopathy (CSM) is a degenerative condition affecting the cervical spine.
- MRI findings, particularly T2-weighted hyperintensities, are observed in some CSM patients.
- The prognostic value of these MRI findings is debated.
Purpose of the Study:
- To investigate the prognostic significance of increased signal intensity zones on T2-weighted MRI in patients with cervical spinal cord compression.
- To explore the association between these MRI findings and clinical presentation in CSM.
Main Methods:
- Retrospective study of 56 subjects with cervical spinal cord compression.
- Analysis of T2-weighted MRI for increased signal intensity zones.
- Correlation of MRI findings with anterior-posterior (AP) diameter narrowing and symptom duration.
Main Results:
- 12 out of 56 patients (21.4%) exhibited increased signal intensity on T2-weighted MRI.
- Patients with increased signal intensity showed a higher prevalence of AP-diameter narrowing (62% vs 24%).
- This group also presented with longer mean symptom duration and more severe clinical conditions.
Conclusions:
- Increased T2-weighted MRI signal intensity may be associated with poorer prognosis in cervical spondylotic myelopathy.
- While suggestive, the prognostic significance requires further clarification as predisposing factors are also present in patients without these MRI findings.