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Applied neurophysiology最新文献

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Analysis of a four-year experience with depth electrodes and a two-year experience with subdural electrodes in the evaluation of ablative seizure surgery candidates. 分析四年的深度电极和两年的硬膜下电极在消融癫痫手术候选人评估中的经验。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100744
J R Smith, H F Flanigin, D W King, B B Gallagher, A M Murro, G L Holmes, K Huh
{"title":"Analysis of a four-year experience with depth electrodes and a two-year experience with subdural electrodes in the evaluation of ablative seizure surgery candidates.","authors":"J R Smith,&nbsp;H F Flanigin,&nbsp;D W King,&nbsp;B B Gallagher,&nbsp;A M Murro,&nbsp;G L Holmes,&nbsp;K Huh","doi":"10.1159/000100744","DOIUrl":"https://doi.org/10.1159/000100744","url":null,"abstract":"<p><p>Chronically implanted depth and subdural electrodes have both been shown to be satisfactory means of localizing epileptogenic foci. Utilizing bilateral mesial temporal depth electrodes, we have localized mesial temporal foci in a large percentage of patients. Depth electrode investigation of a more limited number of patients with suspected extramesial temporal foci has not been as reliable in giving localizing information. We have more recently used subdural electrodes to investigate this latter category of patients, and preliminary findings suggest that this technique may be of localizing value in several subcategories.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"380-5"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100744","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14457142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Localizational concepts in epilepsy: past, present and future. 癫痫的定位概念:过去、现在和未来。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100739
T Rasmussen
{"title":"Localizational concepts in epilepsy: past, present and future.","authors":"T Rasmussen","doi":"10.1159/000100739","DOIUrl":"https://doi.org/10.1159/000100739","url":null,"abstract":"<p><p>The clinical seizure pattern, particularly the initial phenomena, plus the EEG, when satisfactory recording of the seizure onset can be achieved, determine the primary localization of epileptic phenomena. The EEG has also demonstrated, by the presence of interictal epileptiform spike discharges, the presence of a second-order localization of epileptic phenomena, namely, the location and extent of cortex adjacent to the site of origin of the neuronal seizure discharge that is recruited into action in a clinical epileptic seizure. Experience with cortical resection in the treatment of focal epilepsy has demonstrated the importance of a third-order localization of epileptic phenomena, namely, how much of the potentially epileptogenic cortex must be excised in order to produce a satisfactory reduction of the seizure tendency.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"355-8"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100739","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14574112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
New diagnostic and therapeutic tools in stereotaxy. 立体定向的新诊断和治疗工具。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100699
E R Heikkinen, M I Heikkinen
{"title":"New diagnostic and therapeutic tools in stereotaxy.","authors":"E R Heikkinen,&nbsp;M I Heikkinen","doi":"10.1159/000100699","DOIUrl":"https://doi.org/10.1159/000100699","url":null,"abstract":"<p><p>A definitive pathoanatomic diagnosis was achieved in 14 biopsies of deep cerebral tumors in which the Laitinen CT adapter was utilized. In 5 patients, a third-ventricular colloid cyst was aspirated or resected by stereotactic endoscopy, with excellent results after a mean follow-up time of 2.5 years. Several instruments, including a diagnostic ultrasound probe, an ultrasonic aspirator, a combination laser and an endoscope can be used stereotactically when mounted on a special instrument carrier. Integration of the Laitinen stereotactic device and the CT adapter was developed to allow noninvasive stereotactic radiotherapy in a conventional fractionation schedule by a standard linear accelerator. Technical experiences using this radiosurgical system in over 30 sessions for treating inoperable cerebral arteriovenous malformations are promising, but the follow-up time is too short for evaluating the clinical effect.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"136-42"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100699","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14457488","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Thalamic stimulation effects on reactive depression. 丘脑刺激对反应性抑郁的影响。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100735
O J Andy, F Jurko
{"title":"Thalamic stimulation effects on reactive depression.","authors":"O J Andy,&nbsp;F Jurko","doi":"10.1159/000100735","DOIUrl":"https://doi.org/10.1159/000100735","url":null,"abstract":"<p><p>Depression was evaluated in 10 patients before and after therapeutic mesothalamic brain stimulation for chronic pain. Minnesota multiphasic personality inventory T scores for depression were high in all patients before stimulation. Scores were decreased in 8 of 10 patients with chronic deep brain stimulation, three of whom returned to normal. Pain relief was good to excellent in 9 of 10 patients. It is concluded that depression is secondary to pain or pain-inducing factors which implicate the catecholamine and serotonergic systems.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"324-9"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100735","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14626766","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 19
Factors determining survival of patients with malignant gliomas diagnosed by stereotactic biopsy. 立体定向活检诊断的恶性胶质瘤患者生存的决定因素。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100707
R J Coffey, L D Lunsford
{"title":"Factors determining survival of patients with malignant gliomas diagnosed by stereotactic biopsy.","authors":"R J Coffey,&nbsp;L D Lunsford","doi":"10.1159/000100707","DOIUrl":"https://doi.org/10.1159/000100707","url":null,"abstract":"<p><p>We analyzed the prognostic significance of tumor histology, location, treatment, and selected clinical features at presentation in 91 consecutive patients with malignant gliomas diagnosed by stereotactic biopsy. In 64 patients with glioblastoma multiforme (GBM) the following factors were associated with longer survival: lobar tumor location, adequate radiation therapy (RT) tumor dose 5,000-6,000 cGy, Karnofsky performance rating (KPR) at presentation greater than or equal to 70, and a normal level of consciousness before biopsy. In 27 patients with anaplastic astrocytoma, factors associated with longer survival were lobar tumor location, adequate RT, age less than 40 years at presentation, and a history of seizures. Delayed cytoreductive surgery in lobar GBM extended median survival but did not improve long-term survival. For patients with deep or midline malignant gliomas and for selected patients with lobar tumors, stereotactic biopsy followed by RT may be the most reasonable initial treatment strategy.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"183-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100707","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"13973639","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 12
Three-dimensional reconstruction of neuroradiological data within a stereotactic frame of reference for surgery of visible targets. 三维重建神经放射学数据的立体定向参考框架内的手术可见目标。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100688
C Giorgi, E Ongania, A Franzini, G Broggi
{"title":"Three-dimensional reconstruction of neuroradiological data within a stereotactic frame of reference for surgery of visible targets.","authors":"C Giorgi,&nbsp;E Ongania,&nbsp;A Franzini,&nbsp;G Broggi","doi":"10.1159/000100688","DOIUrl":"https://doi.org/10.1159/000100688","url":null,"abstract":"<p><p>Three-dimensional information obtained with neuroradiological exams performed under stereotactic conditions is displayed on a surgical console within the graphic reconstruction of the geometry of stereotactic frames. Planning of convenient probe trajectories can be carried out taking into account all data derived from different diagnostic techniques.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"77-80"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100688","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14455894","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Stereotactic brain biopsies in presenile dementia. 老年性痴呆的立体定向脑活检。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100712
A Waltregny, A Abdul Maula, J M Brucher
{"title":"Stereotactic brain biopsies in presenile dementia.","authors":"A Waltregny,&nbsp;A Abdul Maula,&nbsp;J M Brucher","doi":"10.1159/000100712","DOIUrl":"https://doi.org/10.1159/000100712","url":null,"abstract":"<p><p>Early detection and precise diagnosis of presenile dementias are important since they determine subsequent medical care. Presently the only way to classify these syndromes is by neuropathological examination. Between 1972 and 1987, 222 stereotactic serial brain biopsies were performed in 25 selected demented patients. Comparison between preoperative clinical diagnosis and histological finding gives the following results: in 32% the clinical diagnosis has been confirmed, in 60% the diagnosis has been corrected or specified and in 8% the stereotactic brain biopsies only showed unspecific pathological gliosis.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"218-22"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100712","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14456250","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Normal brain irradiation during stereotactic brain implants using radioactive iodine-125. 放射性碘-125在立体定向脑植入期间的正常脑照射。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100732
S K Jani, P W Hitchon, J C VanGilder, B C Wen
{"title":"Normal brain irradiation during stereotactic brain implants using radioactive iodine-125.","authors":"S K Jani,&nbsp;P W Hitchon,&nbsp;J C VanGilder,&nbsp;B C Wen","doi":"10.1159/000100732","DOIUrl":"https://doi.org/10.1159/000100732","url":null,"abstract":"<p><p>Stereotactic interstitial brain implants deliver locally high radiation doses to treat malignant gliomas. Dose to the surrounding normal brain from an 125I implant has been compared with the dose from an external irradiation technique. Results show that an implant offers a higher dose gradient around the tumor and hence a lower dose to the normal brain. Moreover, some irregular-shaped tumors, while ideal for a stereotactic implant, may be very difficult to treat with external beams without delivering a significant radiation dose to the normal brain. An implant seems to be dosimetrically superior to external irradiation for delivering large tumor doses.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"310-3"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100732","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14457135","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Long-term follow-up study of nucleus ventralis intermedius and ventrolateralis thalamotomy using a microelectrode technique in parkinsonism. 应用微电极技术对帕金森病中腹外侧核和丘脑腹外侧核切开术的长期随访研究。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100736
H Narabayashi, T Maeda, F Yokochi
{"title":"Long-term follow-up study of nucleus ventralis intermedius and ventrolateralis thalamotomy using a microelectrode technique in parkinsonism.","authors":"H Narabayashi,&nbsp;T Maeda,&nbsp;F Yokochi","doi":"10.1159/000100736","DOIUrl":"https://doi.org/10.1159/000100736","url":null,"abstract":"<p><p>Long-term observation over 3-8 postoperative years of cases of Parkinson disease operated by stereotactic thalamotomy using a microelectrode recording technique is reported. The procedure is specifically useful in the following four groups: (1) tremor-dominant cases, (2) hemiparkinsonism, (3) cases with marked asymmetry in motor symptoms and (4) juvenile parkinsonism presenting levodopa-induced dyskinesia.</p>","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"330-7"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100736","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14457137","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 52
Temporal abscess treated without trephination. 颞部脓肿治疗无穿刺。
Applied neurophysiology Pub Date : 1987-01-01 DOI: 10.1159/000100716
E de A Montagno, N O Facure
{"title":"Temporal abscess treated without trephination.","authors":"E de A Montagno,&nbsp;N O Facure","doi":"10.1159/000100716","DOIUrl":"https://doi.org/10.1159/000100716","url":null,"abstract":"","PeriodicalId":75525,"journal":{"name":"Applied neurophysiology","volume":"50 1-6","pages":"239-40"},"PeriodicalIF":0.0,"publicationDate":"1987-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1159/000100716","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"14574110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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