Cavernoma - splenium of the corpus callosum
Presentation
Chronic headaches
Patient Data
Age: 60 years
Gender: Female
From the case:
Cavernoma - splenium of the corpus callosum
CT
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Axial non-contrast
Small hyperdense splenial nodule (1cm) in the right paramedian location, protruding into the adjacent ventricular lumen with no enhancement on postcontrast images.
From the case:
Cavernoma - splenium of the corpus callosum
MRI
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Sagittal T1
The previously described lesion appears of heterogeneous high signal centrally on all sequences with a peripheral rim of low signal (hemosiderin), and signal loss with blooming on gradient echo sequence. No surrounding edema or postcontrast enhancement.
Small Tornwaldt cysts.
Case Discussion
MRI features characteristic of a splenial cavernoma type II according to Zabramski classification.
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