abstract：:Fourteen cases of primary intracranial germ-cell tumors are presented. Histologically, there were eight germinomas, three teratomas, and three germ-cell tumors of more than one histological type. Immunohistochemical studies revealed alpha-fetoprotein in yolk-sac tumor components in two cases and beta human choriogonad...

journal_title：Journal of neurosurgery

authors： Shokry A,Janzer RC,Von Hochstetter AR,Yaşargil MG,Hedinger C

更新日期：1985-06-01 00:00:00

abstract：:The aim of this study was to determine whether positron emission tomography (PET) with fluorine-18 (18F)-2-deoxyglucose (FDG) can be used as a prognostic test in patients with high-grade cerebral gliomas, regardless of the treatment given. Forty-five patients with astrocytoma Grade III or IV were included in this anal...

journal_title：Journal of neurosurgery

authors： Patronas NJ,Di Chiro G,Kufta C,Bairamian D,Kornblith PL,Simon R,Larson SM

更新日期：1985-06-01 00:00:00

abstract：:Cerebral blood volume (CBV) was calculated in gerbils from specific-gravity (SG) changes between normal and saline-perfused brains. Furthermore, changes in CBV were investigated during ischemia using carbon-14-labeled dextran (MW 70,000) as an intravascular marker. Both data were used to evaluate the possible error du...

journal_title：Journal of neurosurgery

authors： Picozzi P,Todd NV,Crockard AH

更新日期：1985-05-01 00:00:00

abstract：:A 9- to 12-year follow-up review was conducted in 105 of 124 patients who were treated with chymopapain chemonucleolysis for herniated lumbar disc. The data were obtained from responses to a questionnaire. Seventy-nine patients (75.2%) reported marked improvement, six (5.7%) had slight improvement, and 20 (19.0%) had ...

journal_title：Journal of neurosurgery

authors： Javid MJ

更新日期：1985-05-01 00:00:00

abstract：:The authors report the case of a 35-year-old acromegalic woman who developed amenorrhea and decreased left vision, and who was found to have suprasellar and pulmonary hemangiopericytomas. Total removal of the suprasellar hemangiopericytoma resulted in normalization of the plasma human growth hormone (GH) level and a m...

journal_title：Journal of neurosurgery

authors： Yokota M,Tani E,Maeda Y,Morimura T,Kakudo K,Uematsu K

更新日期：1985-05-01 00:00:00

abstract：:Bilateral intracerebral hydatid cysts developed in a 14-year-old patient after an infarct of presumed embolic origin in the left frontotemporoparietal region. The average rate of growth of these cysts was about 5 cm per year. This suggests that the growth rate is far from uniform and indeed, particularly in young pati...

journal_title：Journal of neurosurgery

authors： Sierra J,Oviedo J,Berthier M,Leiguarda R

更新日期：1985-05-01 00:00:00

abstract：:The mortality rate has recently been reduced to only a small percentage of patients selected for early aneurysm surgery. Despite recovery without neurological deficits, however, a diffuse encephalopathy may remain, with emotional and psychological sequelae that will interfere with rehabilitation and social reintegrati...

journal_title：Journal of neurosurgery

authors： Ljunggren B,Sonesson B,Säveland H,Brandt L

更新日期：1985-05-01 00:00:00

abstract：:A spinal cord injury was produced in Wistar rats by extradural compression of the cord with a Sugita aneurysm clip for 5 seconds. During a 2-week observation period following the injury, the tissue norepinephrine (NE), dopamine (DA), and serotonin (5-HT) concentrations decreased uniformly at and below the injured site...

journal_title：Journal of neurosurgery

authors： Kurihara M

更新日期：1985-05-01 00:00:00

abstract：:Physiological variables were monitored in dogs and sheep after exposure of the brain to a pressure wave produced by a fluid-percussion device. Mean systemic arterial pressure (SAP), mean pulmonary arterial pressure (PAP), and pulmonary wedge pressure (PWP) were recorded prior to and following trauma. Lung lymph flows ...

journal_title：Journal of neurosurgery

authors： Millen JE,Glauser FL,Fairman RP

更新日期：1985-04-01 00:00:00

abstract：:Subependymomas of the fourth ventricle are generally considered incidental postmortem findings, and have received scant attention from neurosurgeons. The authors present a surgical series of 12 cases of this disorder diagnosed over a 13-year period. The clinical and radiological findings were reviewed and correlations...

journal_title：Journal of neurosurgery

authors： Jooma R,Torrens MJ,Bradshaw J,Brownell B

更新日期：1985-04-01 00:00:00

abstract：:Two patients with painless hypertrophy of one calf had clinical and myelographic features compatible with an S-1 radiculopathy. Electromyographic studies revealed intermittent spontaneous discharges (bizarre repetitive potentials) in the affected extremity. Several patients have previously been described with S-1 radi...

journal_title：Journal of neurosurgery

authors： Cooper WH,Ringel SP,Treihaft MM,Hall KA

更新日期：1985-03-01 00:00:00

abstract：:The case is reported of a patient with progressive left hemiparesis due to vascular compression of the medulla oblongata. Metrizamide computerized tomography cisternography revealed that the left vertebral artery was compressing and distorting the left lateral surface of the medulla. Compression was surgically relieve...

journal_title：Journal of neurosurgery

authors： Kim P,Ishijima B,Takahashi H,Shimizu H,Yokochi M

更新日期：1985-03-01 00:00:00

abstract：:Hemodynamic insufficiency resulting from extracranial vertebral artery stenosis or occlusion is believed to be the major cause of vertebrobasilar transient ischemic attacks. The major difficulties in treating this disorder have been exposure of the vertebral artery distal to the stenosis and the risk of vertebral arte...

journal_title：Journal of neurosurgery

authors： Senter HJ,Bittar SM,Long ET

更新日期：1985-03-01 00:00:00

abstract：:Tumors of the cranial nerves are uncommon, and are usually schwannomas or neurofibromas. The authors describe a case of a fibroblastic tumor involving the sixth cranial nerve. Based upon electron microscopy and immunohistochemistry, the tumor was not of nerve-sheath origin, but was comprised of fibroblasts. Clinical, ...

journal_title：Journal of neurosurgery

authors： Nehls DG,Sonntag VK,Murphy AR,Johnson PC,Waggener JD

更新日期：1985-02-01 00:00:00

abstract：:Intracranial pressure (ICP) was continuously recorded, isotope cisternography was performed, and the ventricular system size was evaluated on serial computerized tomography scans in 39 patients. All of these patients had communicating hydrocephalus after subarachnoid hemorrhage (SAH) from rupture of an intracranial an...

journal_title：Journal of neurosurgery

authors： Hayashi M,Kobayashi H,Kawano H,Handa Y,Yamamoto S,Kitano T

更新日期：1985-02-01 00:00:00

abstract：:In this study of 110 cranial cavities from adult cadavers, the superior sagittal sinus was found to divide into two channels. In most cases, the division was associated with a dural partition. Essentially, the variations as observed in this study could be grouped into three types: Type 1 includes those specimens in wh...

journal_title：Journal of neurosurgery

authors： Bisaria KK

更新日期：1985-01-01 00:00:00

abstract：:Verbal memory deficits remain a major complication of dominant hemisphere temporal lobectomy for epilepsy. The extent of this deficit was assessed preoperatively and 1 month and 1 year postoperatively with the Wechsler Verbal Memory Scale (WMSV) in 14 adults undergoing left temporal lobectomy. Intraoperative localizat...

journal_title：Journal of neurosurgery

authors： Ojemann GA,Dodrill CB

更新日期：1985-01-01 00:00:00

abstract：:The President of the American Association of Neurological Surgeons (AANS) reviews formal neurosurgical training in the United States from its inception with one program in 1934 to 1984, with 94 programs and 650 residents. He reports on the 1st year's experience with a national neurosurgical residency matching plan. He...

journal_title：Journal of neurosurgery

authors： Pevehouse BC

更新日期：1984-12-01 00:00:00

abstract：:Superior sagittal sinus thrombosis was diagnosed on computerized tomography (CT) scanning and was subsequently confirmed by angiography in two patients. Small ventricles and filling defects occurring within the sinus (the empty triangle sign) appeared to be highly suggestive of superior sagittal sinus thrombosis, and ...

journal_title：Journal of neurosurgery

authors： d'Avella D,Russo A,Santoro G,Pandolfo N,Cafarelli F,De Blasi F,del Vivo RE

更新日期：1984-12-01 00:00:00

abstract：:The mortality rate, risk of rebleeding, relevant subjective and objective symptoms, and daily functional capacity after a verified subarachnoid hemorrhage (SAH) of unknown etiology were evaluated in 44 patients treated during a 5-year period (1978 to 1983). A vascular basis for the SAH had been excluded by bilateral c...

journal_title：Journal of neurosurgery

authors： Eskesen V,Sørensen EB,Rosenørn J,Schmidt K

更新日期：1984-12-01 00:00:00

abstract：:Occipital neuralgia syndromes have been ascribed to a great many pathological alterations, some demonstrable and some hypothetical. Recently, occipital neuralgia has been attributed to developmental and posttraumatic lesions in the cervicocranial junction region, with the nerve roots at C-1 and C-2 considered to be th...

journal_title：Journal of neurosurgery

authors： Ehni G,Benner B

更新日期：1984-11-01 00:00:00

abstract：:Failure to obliterate intracranial aneurysms completely during initial surgery still occurs in spite of recent technical advances. Of the 115 reoperations reported in this series, 89% of the aneurysms were obliterated, and 84% of the patients had a satisfactory outcome. Twelve patients had poor results, three (2.6%) o...

journal_title：Journal of neurosurgery

authors： Drake CG,Friedman AH,Peerless SJ

更新日期：1984-11-01 00:00:00

abstract：:Two unusual cases of neurocutaneous melanosis are presented. Both patients had congenital giant hairy nevi and both developed hydrocephalus, seizures, and myelopathy. The first patient displayed multicentric cerebral and spinal cord melanosis, as opposed to the more commonly described basilar leptomeningeal involvemen...

journal_title：Journal of neurosurgery

authors： Faillace WJ,Okawara SH,McDonald JV

更新日期：1984-10-01 00:00:00

abstract：:A series of 87 patients with severe brain injury were studied. Intracranial pressure (ICP) monitoring and external ventricular drainage were used to control ICP at high and low levels. Clearance of ytterbium-169-labeled diethylenetriaminepentaacetic acid (169Yb-DTPA), Evans blue dye, and ventricular cerebrospinal flui...

journal_title：Journal of neurosurgery

authors： Cao M,Lisheng H,Shouzheng S

更新日期：1984-10-01 00:00:00

abstract：:The authors review the cases of 60 children (aged 5 months to 18 years) with thalamic tumors who were seen at The Hospital for Sick Children between 1951 and 1983. The diagnosis of thalamic tumor was based on neuroradiological studies; 33 children were first seen in the pre-computerized tomography (CT) era and 27 sinc...

journal_title：Journal of neurosurgery

authors： Bernstein M,Hoffman HJ,Halliday WC,Hendrick EB,Humphreys RP

更新日期：1984-10-01 00:00:00

abstract：:Of the various anterior surgical approaches to the spine, exposure of the upper two thoracic vertebrae remains the most challenging. An operative approach to this region is described. The major features include resection of a portion of the clavicle and the manubrium sterni. Following resection of the tumor and involv...

journal_title：Journal of neurosurgery

authors： Sundaresan N,Shah J,Foley KM,Rosen G

更新日期：1984-10-01 00:00:00

abstract：:Two phenomena associated with malignant gliomas are: 1) the ability to metastasize systemically, and 2) the capacity to induce sarcomatous transformation within the supportive mesenchyma. An unusual case is presented of selective metastases of the sarcomatous elements of a mixed gliosarcoma. Immunohistochemical cell s...

journal_title：Journal of neurosurgery

authors： Weaver D,Vandenberg S,Park TS,Jane JA

更新日期：1984-09-01 00:00:00

abstract：:The authors reviewed the clinical findings, radiological evaluation, and operative therapy of 39 patients with syringomyelia. Syringoperitoneal (SP) shunting was used in 15 patients and other procedures were used in 24 patients. Follow-up periods ranged from 1 1/2 to 12 years. During the period of this study, metrizam...

journal_title：Journal of neurosurgery

authors： Barbaro NM,Wilson CB,Gutin PH,Edwards MS

更新日期：1984-09-01 00:00:00

abstract：:The authors report a case of pituitary apoplexy resulting in bilateral internal carotid artery occlusion, with marked depression of consciousness and hemiplegia. After transsphenoidal tumor decompression, restoration of flow in both carotid arteries was documented angiographically and the patient made an excellent cli...

journal_title：Journal of neurosurgery

authors： Bernstein M,Hegele RA,Gentili F,Brothers M,Holgate R,Sturtridge WC,Deck J

更新日期：1984-09-01 00:00:00

abstract：:Experience over a 2-year period with the use of porcine dermis as a dural substitute is reported. In this series, porcine dermis was used for dural repair in a total of 72 patients. In a further 28 patients, one of the authors (A.E.B.) used porcine dermis to wrap lumbar nerve roots at the time of surgery for either pr...

journal_title：Journal of neurosurgery

authors： O'Neill P,Booth AE

更新日期：1984-08-01 00:00:00

abstract：:One hundred and thirty-three patients with chronic subdural hematoma were treated surgically between 1943 and 1980. The patients, aged 5 to 84 years, were graded retrospectively according to the Bender scale; 28% were in Grades 3 and 4. There were 107 unilateral and 26 bilateral hematomas. The clots were removed mostl...

journal_title：Journal of neurosurgery

authors： Robinson RG

更新日期：1984-08-01 00:00:00

abstract：:The radiographic features and long-term clinical outcome in three patients who presented at birth with a cystic suboccipital mass in direct communication with the fourth ventricle are reviewed. The pathological findings in a fourth infant who died are also discussed. All surviving infants were treated with cyst excisi...

journal_title：Journal of neurosurgery

authors： Fenstermaker RA,Roessmann U,Rekate HL

更新日期：1984-08-01 00:00:00

abstract：:A micro-corrosion technique was used to demonstrate an extensive vasa vasorum network in extracranial vessels but did not reveal this system in intracranial vessels of comparable size in three species of animals. The absence of a vasa vasorum network in cerebral vessels may result in a higher level of susceptibility t...

journal_title：Journal of neurosurgery

authors： Clower BR,Sullivan DM,Smith RR

更新日期：1984-07-01 00:00:00

abstract：:A modification of a Cloward lateral cervical retractor with sharp blades is described. The purpose of the adaptation is to help prevent injuries to soft tissues of the neck and to facilitate placement during anterior cervical discectomy and fusion. ...

journal_title：Journal of neurosurgery

authors： Leibrock LG,Berman BM

更新日期：1984-07-01 00:00:00

abstract：:A follow-up study was performed on 41 hydrocephalic children with primary (10 patients) or secondary (31 patients) placement of an anti-siphon device (ASD) connected to their shunt. The clinical course before and after ASD implantation was compared in these two groups, including studies of the head circumference, the ...

journal_title：Journal of neurosurgery

authors： Gruber R,Jenny P,Herzog B

更新日期：1984-07-01 00:00:00

abstract：:Two patients with malignant brain tumors who developed acute nonlymphocytic leukemia after treatment with radiation and chemotherapy are described. Both patients survived more than 2 years after diagnosis of the brain tumor. Survival following the diagnosis of leukemia was short, and both patients died of hemorrhage s...

journal_title：Journal of neurosurgery

authors： Kempin S,Sundaresan N,Shapiro WB,Arlin Z

更新日期：1984-06-01 00:00:00

abstract：:This article describes a new flexible bipolar neuroelectrode which is inserted percutaneously into the epidural space for segmental spinal cord stimulation. This electrode was used in experiments with dogs and monkeys for recording cortical somatosensory evoked potentials in order to identify intraoperative spinal cor...

journal_title：Journal of neurosurgery

authors： Kaschner AG,Sandmann W,Larkamp H

更新日期：1984-06-01 00:00:00

abstract：:Post-herpetic pain was treated in 12 patients using dorsal root entry zone ( DREZ ) lesions. All patients had failed to receive adequate pain relief from conservative therapy consisting of transcutaneous nerve stimulation, carbamazepine, and/or amitriptyline. Dorsal root entry zone lesions were made to include the inv...

journal_title：Journal of neurosurgery

authors： Friedman AH,Nashold BS Jr,Ovelmen-Levitt J

更新日期：1984-06-01 00:00:00

abstract：:The authors have developed a method to induce chronic cerebral vasospasm after subarachnoid hemorrhage (SAH) in monkeys. With microsurgical techniques, 33 monkeys had a frontotemporal craniectomy and unilateral opening of the subarachnoid cisterns. Cerebrospinal fluid was drained and a fresh hematoma, obtained from an...

journal_title：Journal of neurosurgery

authors： Espinosa F,Weir B,Overton T,Castor W,Grace M,Boisvert D

更新日期：1984-06-01 00:00:00

abstract：:Cerebrospinal fluid (CSF) was collected preoperatively (by lumbar puncture) or perioperatively (by lumbar or ventricular drain) from 32 patients with subarachnoid hemorrhage (SAH) from ruptured intracranial aneurysms. Samples were also obtained from six control patients without evidence of subarachnoid blood. Smooth-m...

journal_title：Journal of neurosurgery

authors： Kaye AH,Tagari PC,Teddy PJ,Adams CB,Blaso WP,Boullin DJ

更新日期：1984-05-01 00:00:00