Related Experiment Videos
Intracranial lymphoma: CT and MR findings.
N Suwanwela1, B Tantanatrakool, N C Suwanwela
1Department of Radiology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand.
Journal of the Medical Association of Thailand = Chotmaihet Thangphaet
|September 1, 2001
Summary
This study compared CT and MR imaging for intracranial lymphoma, finding MRI more sensitive for detecting brain lesions. Key imaging features of primary and secondary lymphomas were defined.
Area of Science:
- Neurology
- Radiology
- Oncology
Background:
- Intracranial lymphoma presents diagnostic challenges.
- Distinguishing primary from secondary lymphoma is crucial.
- Imaging plays a vital role in diagnosis and characterization.
Purpose of the Study:
- To describe CT and MR imaging findings of intracranial lymphoma.
- To define imaging characteristics of primary and secondary intracranial lymphomas.
- To compare CT and MR findings in the same patients.
Main Methods:
- Retrospective review of CT and MR studies for 26 patients diagnosed with intracranial lymphoma.
- Analysis of imaging characteristics including lesion location, size, enhancement patterns, and signal intensities.
- Comparison of CT and MR findings within the same patient cohort.
Main Results:
- Primary intracranial lymphomas (22 cases) often appeared as large, well-defined, hyperdense masses with homogeneous enhancement and minimal edema.
- Secondary intracranial lymphomas (4 cases) presented with smaller, more numerous lesions.
- MRI demonstrated higher sensitivity than CT in detecting intracranial lymphoma lesions.
Conclusions:
- MRI is superior to CT for detecting intracranial lymphoma.
- Specific imaging features can help differentiate primary from secondary intracranial lymphomas.
- Understanding these imaging characteristics aids in diagnosis and management.