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CT of subacute sclerosing panencephalitis
AJNR. American Journal of Neuroradiology
|January 1, 1980
Summary
Subacute sclerosing panencephalitis (SSPE) is a fatal measles virus brain infection. Cranial CT scans reveal atrophy and white matter lesions in affected children and young adults, aiding diagnosis.
Area of Science:
- Neurology
- Virology
- Radiology
Background:
- Subacute sclerosing panencephalitis (SSPE) is a rare, progressive, and fatal neurological disorder.
- It is caused by a persistent measles virus infection of the brain, primarily affecting children and young adults.
Purpose of the Study:
- To evaluate the utility of computed tomography (CT) in diagnosing subacute sclerosing panencephalitis (SSPE).
- To describe the characteristic CT findings in patients with SSPE.
Main Methods:
- Retrospective analysis of cranial CT scans from 15 patients diagnosed with SSPE.
- Correlation of CT findings with clinical presentation and disease chronicity.
Main Results:
- Eight out of 15 patients showed abnormal CT findings.
- Common abnormalities included cortical atrophy and focal/multifocal white matter lesions.
- Low density lesions in the caudate nuclei were observed in two cases, particularly in chronic stages.
Conclusions:
- Cranial CT is a valuable diagnostic tool for SSPE, revealing characteristic signs of gliosis and atrophy.
- CT findings aid in differentiating SSPE from other neurological conditions.
- Early diagnosis through CT and laboratory evaluation is crucial for managing SSPE.