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Stereotactically-guided craniotomy for cavernous angiomas presenting wit epilepsy

A T Casey¹, D G Thomas, W F Harkness

¹National Hospital for Neurology and Neurosurgery, London, U.K.

Acta Neurochirurgica

|January 1, 1995

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Stereotactically-guided resection of brain cavernous malformations effectively improves seizure control in epilepsy patients. This minimally invasive surgical approach offers significant advantages with no recorded complications.

Area of Science:

Neurosurgery
Neurology
Radiology

Background:

Cavernous malformations are increasingly diagnosed in patients with intractable epilepsy due to advances in magnetic resonance imaging.
Surgical resection is the primary treatment, but stereotactic resection is considered for small or eloquent area lesions.

Purpose of the Study:

To evaluate the efficacy and safety of stereotactically-guided resection for managing cavernous malformations causing epilepsy.

Main Methods:

Stereotactically-guided resection was performed on 10 patients (8 male, 2 female, mean age 32) with pathologically verified cavernous angiomas.
Eight patients had medically intractable epilepsy; one had recurrent hemorrhage, and another experienced headaches with epilepsy.

Main Results:

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All 10 patients showed improved seizure control post-resection, with a mean follow-up of 22 months.
The average postoperative hospital stay was 5.1 days, and no surgical complications were reported.

Conclusions:

Stereotactically-guided resection is a safe and effective treatment for cavernous malformations associated with epilepsy.
Indications include medically refractory epilepsy, recurrent hemorrhage, and diagnostic uncertainty.