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[Reverse crossed cerebellar diaschisis].

Manuel Ribeiro¹, Pedro Beleza, João Fernandes

¹Serviços de Neurorradiologia e de Neurologia, Hospital de São Marcos, Braga.

Acta Medica Portuguesa

|June 23, 2007

Summary

Cerebral MRI can reveal brain changes caused by epileptic activity, not just structural causes. We report a rare case of Reverse Crossed Cerebellar Diaschisis in a patient with status epilepticus.

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Area of Science:

Neurology
Neuroimaging
Epileptology

Background:

Cerebral Magnetic Resonance imaging (MRI) is crucial in the acute postictal period to rule out structural causes of epileptic activity.
However, imaging findings can sometimes reflect pathophysiologic changes secondary to epileptic activity rather than being the primary cause.

Observation:

This paper details a rare case of status epilepticus.
The patient exhibited hemicerebellar involvement contralateral to a frontal epileptogenic focus.

Findings:

The observed phenomenon is termed Reverse Crossed Cerebellar Diaschisis.
This condition has been previously described predominantly using Single Photon Emission Computed Tomography (SPECT).

Implications:

This case highlights the potential for MRI to detect secondary brain changes related to epileptic activity.
It expands the understanding of Reverse Crossed Cerebellar Diaschisis, suggesting its potential visualization via MRI.
Further research may elucidate the diagnostic and prognostic value of MRI in such cases.