Related Experiment Video
Updated: Jul 20, 2026
09:00
Spatial Measurements of Perfusion, Interstitial Fluid Pressure and Liposomes Accumulation in Solid Tumors
Published on: August 18, 2016
[MR imaging of pericallosal lipomas]
A Uchino1, K Hasuo, S Matsumoto
1Department of Radiology, Faculty of Medicine, Kyushu University.
Nihon Igaku Hoshasen Gakkai Zasshi. Nippon Acta Radiologica
|December 25, 1992
Summary
Magnetic resonance imaging (MRI) revealed that most pericallosal lipomas are the curvilinear type. Larger lipomas correlate with corpus callosum abnormalities, best visualized with T1-weighted sagittal MRI.
Area of Science:
- Neuroimaging
- Neuroradiology
- Neuroanatomy
Context:
- Pericallosal lipomas are rare congenital tumors.
- Understanding their imaging characteristics and associated abnormalities is crucial for diagnosis.
- Magnetic resonance (MR) imaging has become the primary modality for evaluating these lesions.
Purpose:
- To characterize pericallosal lipomas using MR imaging.
- To investigate the association between pericallosal lipomas and corpus callosum abnormalities.
- To identify optimal MR imaging sequences for diagnosis.
Summary:
- Eight cases of pericallosal lipomas were analyzed using 1.5 Tesla MR imaging.
- All lipomas were of the curvilinear type, located around the corpus callosum splenium.
- Six cases showed corpus callosum abnormalities, including short corpus callosum and thin splenium.
- Larger lipomas were associated with more significant corpus callosum abnormalities.
- T1-weighted sagittal images proved most effective for diagnosis.
Impact:
- Highlights the prevalence of the curvilinear type of pericallosal lipoma on MR imaging.
- Establishes a correlation between lipoma size and the severity of corpus callosum malformations.
- Recommends specific MR imaging sequences for improved diagnostic accuracy.
- Contributes to the understanding of the neuroanatomical variations associated with pericallosal lipomas.
