Efficacy of corticosteroids in hearing preservation after radiosurgery for vestibular schwannoma: a prospective study.

abstract：BACKGROUND:The neuropathological consequences of Gamma Knife radiosurgery (GK) on hypothalamic hamartoma (HH) are unknown. OBJECTIVE:In a cohort of patients undergoing surgery for treatment-resistant epilepsy, we compared surgically resected HH tissue from patients without (group I; n = 19) and with (group II; n = 10)...

journal_title：Stereotactic and functional neurosurgery

authors： Kerrigan JF,Parsons A,Rice SG,Simeone K,Shetter AG,Abla AA,Prenger E,Coons SW

更新日期：2013-01-01 00:00:00

abstract：:A 10-year follow-up study of neuroelectric implant integrity has been completed for 27 subjects who were treated for movement disorders associated with cerebral palsy. Data used for analysis included X-ray material, clinical data, and results from electrophysiological testing. Of the 21 subjects with subcutaneous rece...

journal_title：Stereotactic and functional neurosurgery

authors： Harris GF,Hemmy DC,Coad JE,Mothkur SR,Weber RC

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Adjustment of the motor circuitry has been described in the treatment of Parkinson disease (PD). OBJECTIVES:To evaluate the modulation of the motor circuitry of PD patients by subthalamic deep brain stimulation (STN DBS) using 18F-fluorodeoxyglucose (FDG) and positron emission tomography (PET). METHODS:Res...

journal_title：Stereotactic and functional neurosurgery

authors： Cao C,Zhang H,Li D,Zhan S,Zhang J,Zhang X,Zuo C,Sun B

更新日期：2017-01-01 00:00:00

abstract：:The authors present a series of 47 patients with craniopharyngiomas treated by stereotaxy in the past 15 years. There was no mortality nor immediate postoperative morbidity in the treatment of the cystic portion of the neoplasm. Intracavitary colloidal yttrium (90Y) was extremely effective in obtaining long-lasting di...

journal_title：Stereotactic and functional neurosurgery

authors： Frank F,Fabrizi AP,Frank G,Fioravanti A

更新日期：1995-01-01 00:00:00

abstract：:Reinstallation of the Sheffield Gamma Knife Unit was completed in early November, 1991, following the replacement of the cobalt sources. Two methods were used to evaluate the isodose configuration within the replenished unit. The first method used a scanning microdensitometer to interrogate films exposed within a sphe...

journal_title：Stereotactic and functional neurosurgery

authors： Walton L,Griffiths LM,Hampshire A

更新日期：1993-01-01 00:00:00

abstract：OBJECT:To determine the feasibility of utilizing a Gamma Knife stereotactic boost for patients at high risk of local recurrence from minor salivary gland tumors invading the base of skull. METHODS:Eight patients with minor salivary gland tumors invading the base of skull were treated with primary neutron radiotherapy ...

journal_title：Stereotactic and functional neurosurgery

authors： Douglas JG,Silbergeld DL,Laramore GE

更新日期：2004-01-01 00:00:00

abstract：:In nearly all deep brain stimulation (DBS) applications, the same quadripolar electrode design is used for different anatomical targets even if shape and volume differences exist between nuclei. Taking into account the electrode location within the internal globus pallidus (GPi) and the size of the GPi, 2 electrodes w...

journal_title：Stereotactic and functional neurosurgery

authors： Vasques X,Cif L,Mennessier G,Coubes P

更新日期：2010-01-01 00:00:00

abstract：:Endoscopic pituitary surgery is a minimally invasive method which allows simple transnasal transphenoidal surgical access without retractors, and has been used by our team in 536 patients from 1993 to 1999. In 326 of these patients, computer-aided image-guided techniques (CAN) were used in conjunction with endoscopy. ...

journal_title：Stereotactic and functional neurosurgery

authors： Pillay PK,Leo CW,Sethi DS

更新日期：2000-01-01 00:00:00

abstract：:Great advances in imaging technology allows the surgeon to visualize the entire brain surface during surgery. However, the cerebral convolutions are extremely complex, so that it is often difficult to define the central area precisely. Using the curvilinear reconstruction technique (Gyroview) and MRI, we have analyzed...

journal_title：Stereotactic and functional neurosurgery

authors： Lee U,Bastos AC,Alonso-Vanegas MA,Morris R,Olivier A

更新日期：1998-01-01 00:00:00

abstract：BACKGROUND:Percutaneous trigeminal rhizotomy or balloon compression for trigeminal neuralgia carries a potential risk for the brainstem, the carotid artery, and the basilar artery. OBJECTIVE:To detail the relation of critical neural and vascular structures to expanded balloons used for percutaneous compression of the ...

journal_title：Stereotactic and functional neurosurgery

authors： Sandwell S,Montoya S,Towner JE,Markman JD,Schell MC,Bhalla T

更新日期：2018-01-01 00:00:00

abstract：:Six patients with brain tumors within or near the primary motor cortex underwent preoperative functional magnetic resonance imaging (fMRI) and intraoperative cortical mapping, and the accuracy of those techniques for localization of the primary motor cortex and motor function beside the tumor were determined by compar...

journal_title：Stereotactic and functional neurosurgery

authors： Shinoura N,Yamada R,Kodama T,Suzuki Y,Takahashi M,Yagi K

更新日期：2005-01-01 00:00:00

abstract：:Spinal cord stimulation (SCS) has been reported to be effective treatment for the failed back surgery syndrome in a number of retrospective case series. Its retrospectively reported results compare favorably with those of neurosurgical treatment alternatives, such as reoperation and ablative procedures. There has been...

journal_title：Stereotactic and functional neurosurgery

authors： North RB,Kidd DH,Lee MS,Piantodosi S

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND/AIMS:Parkinson's disease (PD) is an idiopathic progressive neurological disorder. Improvement in motor function of PD patients has been established with subthalamic nucleus (STN) deep brain stimulation (DBS). While variations in DBS settings (i.e. amplitude, frequency and pulse width) on motor function have ...

journal_title：Stereotactic and functional neurosurgery

authors： Schoenberg MR,Mash KM,Bharucha KJ,Francel PC,Scott JG

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND:In recent years, simulations based on phantom models have become increasingly popular in the medical field. In the field of functional and stereotactic neurosurgery, a cranial phantom would be useful to train operative techniques, such as stereo-electroencephalography (SEEG), to establish new methods as well...

journal_title：Stereotactic and functional neurosurgery

authors： Krüger MT,Coenen VA,Egger K,Shah M,Reinacher PC

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Neuronavigation devices have progressed over the past 2 decades, but logistical limitations remain for many stereotactic procedures. We describe our technique and accuracy for a novel miniature optical tracking system which overcomes these limitations. METHOD:The minioptical tracking system us...

journal_title：Stereotactic and functional neurosurgery

authors： von Jako CR,Perlaki G,Orsi G,Schwarcz A,Dóczi T

更新日期：2014-01-01 00:00:00

abstract：:Experimental studies indicate that deafferentation results in reorganization of the somatosensory map at various levels of the CNS, such that the representation of a body part adjacent to a region that is denervated expands into the deafferented area. Recent data suggest that in the human this occurs at the cortical l...

journal_title：Stereotactic and functional neurosurgery

authors： Kiss ZH,Dostrovsky JO,Tasker RR

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND:Pedunculopontine nucleus (PPN) deep brain stimulation (DBS) has recently been suggested for treatment of medication-unresponsive gait and axial symptoms in Parkinson's disease. Patients with the rare primary progressive freezing gait disorder (PPFG) have similar disabling symptoms and few therapeutic options...

journal_title：Stereotactic and functional neurosurgery

authors： Ostrem JL,Christine CW,Glass GA,Schrock LE,Starr PA

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND:A patient controller (PC) is an optional device for patients with deep brain stimulation (DBS) to have limited control of their stimulator system. OBJECTIVES:We investigated the impact of a PC on DBS safety, most notably the handling/prevention of unexpected DBS failure in patients with Parkinson's disease ...

journal_title：Stereotactic and functional neurosurgery

authors： Allert N,Mehnert C,Lehrke R,Maarouf M,Sturm V

更新日期：2011-01-01 00:00:00

abstract：:In order to shed light on the first application of human functional stereotactic neurosurgery, whether it was in the realm of movement disorders, as has been claimed repeatedly, or in the realm of psychiatry, a review of the original scholarly literature was conducted. Tracking and scrutinising original publications b...

journal_title：Stereotactic and functional neurosurgery

authors： Rzesnitzek L,Hariz M,Krauss JK

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:A therapeutic radiosurgery procedure usually follows a separate diagnostic stereotactic procedure after days or weeks. OBJECTIVES:To define the clinical reliability, safety, and cost implications of same-day diagnostic stereotactic biopsy and therapeutic radiosurgery. METHODS:During an 8-year interval, 26 ...

journal_title：Stereotactic and functional neurosurgery

authors： Park KJ,Niranjan A,Kondziolka D,Kano H,Castillo P,Matchett JC,Flickinger JC,Lunsford LD

更新日期：2011-01-01 00:00:00

abstract：:Microrecordings were performed during pallidotomy and thalamotomy for Parkinson's disease (PD). Neuronal activity in globus pallidus (GP) was in general agreement with previous studies of human and primate models of PD. Neuronal activity, where frequency of tremor appeared to oscillate independently from peripheral in...

journal_title：Stereotactic and functional neurosurgery

authors： Hayase N,Miyashita N,Endo K,Narabayashi H

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:To evaluate the imaging and pathological correlates of successful or risk-related stereotactic radiosurgery (SR). Methods and Materials. The ten-year Gamma Knife experience in 2,344 patients at the University of Pittsburgh was reviewed. In addition, the results or radiosurgery primate, rat, and mouse models wer...

journal_title：Stereotactic and functional neurosurgery

authors： Lunsford LD,Kondziolka D,Maitz A,Flickinger JC

更新日期：1998-10-01 00:00:00

abstract：:Radiosurgery with the Gamma Knife was performed in 12 patients with parkinsonism. In 9 patients small lesions were created in the head of the caudate nucleus bilaterally. Two patients underwent radiosurgical thalamotomy, and 1 patient was treated with caudatotomy and thalamotomy. After a follow-up period of 1-12 month...

journal_title：Stereotactic and functional neurosurgery

authors： Friehs GM,Ojakangas CL,Pachatz P,Schröttner O,Ott E,Pendl G

更新日期：1995-01-01 00:00:00

abstract：:The objective of this case report is to demonstrate that a benign tumour arising solely from the olfactory bulb can act as a primary epileptic focus and to illustrate the difficulty in making a preoperative diagnosis of pathological lesions in this area. The case of a 29-year-old male with intractable epilepsy is pres...

journal_title：Stereotactic and functional neurosurgery

authors： McEvoy AW,Bartolucci M,Revesz T,Harkness W

更新日期：2002-01-01 00:00:00

abstract：:The possible influence of painful stimulation and morphine analgesia on hypothalamic met-enkephalin levels, and the possible correlation between this biochemical parameter and animal behaviour was studied. The results indicate that both painful stimulation and morphine treatment induce an increase in hypothalamic mete...

journal_title：Stereotactic and functional neurosurgery

authors： Seijo F,Hernández LC,Del Valle M,Ayala J,Iglesias L,Fuente T,López JM

更新日期：1993-01-01 00:00:00

abstract：OBJECTIVES:Interpreting the postoperative electroencephalographic (EEG) driving response (DR) as an indicator of electrode placement within the thalamic nucleus in deep brain stimulation (DBS) of the anterior nucleus of the thalamus (ANT) for refractory epilepsy is controversial. MATERIALS AND METHODS:We retrospective...

journal_title：Stereotactic and functional neurosurgery

authors： Son BC,Shon YM,Kim SH,Choi JG,Kim J

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND:The efficacy of surgery in the management of patients with longstanding temporal lobe epilepsy has been established. Anterior temporal lobectomy (ATL) is the most frequently implemented procedure. However, there is an obvious need to assess its perioperative safety. OBJECTIVE:We conducted a meta-analysis to...

journal_title：Stereotactic and functional neurosurgery

authors： Brotis AG,Giannis T,Kapsalaki E,Dardiotis E,Fountas KN

更新日期：2019-01-01 00:00:00

abstract：:Twiddler's syndrome describes the intentional external manipulation or spontaneous rotation of implanted devices such as cardiac pacemakers. Here we report the same phenomenon occurring in a patient with an implanted deep brain stimulator generator. The clinical syndrome is described and potential technical nuances to...

journal_title：Stereotactic and functional neurosurgery

authors： Israel Z,Spivak A

更新日期：2008-01-01 00:00:00

abstract：:Dystonia secondary to cerebral infarcts presents months to years after the initial insult, is usually unilateral and causes significant morbidity. Deep brain stimulation (DBS) of the globus pallidus internus (GPi) is established as the most frequent target in the management of the dystonic symptoms. We report our expe...

journal_title：Stereotactic and functional neurosurgery

authors： Tambirajoo K,Furlanetti L,Samuel M,Ashkan K

更新日期：2020-01-01 00:00:00

abstract：:A 25-year-old woman with a large acoustic schwannoma underwent surgical excision 18 months after Gamma Knife radiosurgery because of transient expansion of the tumor causing ataxia. Histopathologial investigation by the TUNEL method revealed the presence of some apoptotic cells. The findings were compared with finding...

journal_title：Stereotactic and functional neurosurgery

authors： Fukuoka S,Oka K,Seo Y,Tokanoshi M,Sumi Y,Nakamura H,Nakamura J,Ikawa F

更新日期：1998-10-01 00:00:00