lesionectomy

lesionectomy

Neurosurgery A popular term for a stereotactic resection of poorly-circumscribed intra-axial–a region often considered inoperable–brain masses–eg, vascular malformations and glial tumors, identified by MRI that may be associated with epileptiform seizure activity. Cf Lumpectomy.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

lesionectomy

(lē″zhŏn-ek′tŏ-mē) [ lesion + -ectomy]
Surgical removal of a lesion. In neurosurgery, it is the removal of a structural abnormality in which epileptic seizures are not controlled by medications.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
It can also perform microdisection, thermo-coagulation and fine suturing along with procedures such as lesionectomy and aneurysm clipping.
Patients with focal CHI are usually unressponsive to medical therapy and require a surgical lesionectomy.
Montes J L et al [10] studied lesionectomy cases with MRI in children presenting with epilepsy and concluded that MRI was better in differentiating neoplastic from developmental lesions.
Seven of 46 patients had malformation of cortical development and lesionectomy was performed in two of them.
The belief is that the lesion is epileptogenic; therefore, performing a lesionectomy is all that is required to control the seizures.
However, the availability of alternative treatments such as drug therapies, and various surgeries such as pallidotomy and thalamotomy for treating Parkinson's disease; lobe resection, lesionectomy, and corpus callosotomy for treating epilepsy, acts as major restraints for the growth of the global market of neurostimulation devices.
Forty-six patients were treated by lesionectomy + hemosiderin rim while the other six were treated by lesionectomy + hemosiderin rim along with extended epileptogenic zone resection.
Intraoperative ECoG is not inevitable and simple lesionectomy is sufficient for satisfactory seizure control.
He had a left frontal lesionectomy while awake, and pathology was consistent with NCC.
4) underwent a left temporal lesionectomy + amygdalohippocampectomy due to cavernoma.
[sup][1] Yang and Luan [sup][2] compared the efficacy of lesionectomy combined with electro-coagulation on functional cortex (71 patients) to lesionectomy performed without electro-coagulation on functional cortex (78 patients).