Canadian Medical Guide > Analytical, Diagnostic and Therapeutic Techniques and Equipment > Surgical Procedures, Operative > Neurosurgical Procedures > Cerebral Decortication > Hemispherectomy Terms and Definitions

Hemispherectomy

Medical Definition:	A neurosurgical procedure that removes or disconnects the epileptogenic CEREBRAL CORTEX of a hemisphere. Hemispherectomy is usually performed for patients with intractable unilateral EPILEPSY due to malformations of cortical development or brain lesions. Depending on the epileptogenic area in the hemisphere, cortical removal can be total or partial.
Also Called:	Partial Hemispherectomy,Total Hemispherectomy
Previously Indexed:	Epilepsy (1965-2002),Hemiplegia (1965-2002)

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