abstract：:The authors report a case of cranial plasmacytoma with multiple myelomas and palsy of the lower cranial nerves. The osteolytic lesion adjacent to the jugular foramen was demonstrated by an angiogram to be exceedingly hypervascular, with arteriovenous shunting resembling that seen in paragangliomas. Forty-five cases of...

journal_title：Neurosurgery

authors： Miyachi S,Negoro M,Saito K,Nehashi K,Sugita K

更新日期：1990-12-01 00:00:00

abstract：:171 patients with intramedullary spinal cord tumors were operated on, of which 25 patients (15%), mostly children, developed symptomatic hydrocephalus. Twenty patients (12%) had malignant tumors, with 13 of the 20 cases (63%) complicated by increased intracranial pressure and ventriculomegaly. Of the remaining 151 pat...

journal_title：Neurosurgery

authors： Rifkinson-Mann S,Wisoff JH,Epstein F

更新日期：1990-11-01 00:00:00

abstract：:Fifty-one surgical decompressions without nerve transposition for ulnar neuropathy were performed in 46 patients. All of the patients were men with an average age of 59 years at the time of surgery. The follow-up range was between 5 and 32 months (average, 17.8 months). The disease involved the nondominant arm in 24 p...

journal_title：Neurosurgery

authors： LeRoux PD,Ensign TD,Burchiel KJ

更新日期：1990-11-01 00:00:00

abstract：:A major limitation to the effective treatment of intrinsic mass lesions of the brain stem has been the inability to clearly define the pathological anatomy radiographically. The improved soft tissue resolution offered by magnetic resonance imaging, as compared with axial computed tomography, now makes it possible not ...

journal_title：Neurosurgery

authors： Heffez DS,Zinreich SJ,Long DM

更新日期：1990-11-01 00:00:00

abstract：:When confronted with a patient with a brachial plexus injury, how often as neurosurgeons do we consult an atlas to confirm the anatomy of the brachial plexus and then attempt to establish the location of the lesion? Similar difficulties are encountered with lumbar and sacral plexus lesions. In a project organized to a...

journal_title：Neurosurgery

authors： Fisher WS 3rd

更新日期：1990-11-01 00:00:00

abstract：:Two cases of subdural hematoma, one acute and the other chronic, associated with cancer metastatic to the dura are reported. Various mechanisms of the association of hematomas with cancer are reviewed. ...

journal_title：Neurosurgery

authors： McKenzie CR,Rengachary SS,McGregor DH,Dixon AY,Suskind DL

更新日期：1990-10-01 00:00:00

abstract：:A study was undertaken to determine how frequently angiographic vasospasm occurs outside the normal access range of transcranial Doppler ultrasound in patients who have suffered a subarachnoid hemorrhage. Vasospasm located in the basal vessels is readily identifiable using transcranial Doppler ultrasound whereas spasm...

journal_title：Neurosurgery

authors： Newell DW,Grady MS,Eskridge JM,Winn HR

更新日期：1990-10-01 00:00:00

abstract：:Negative findings on four-vessel angiography after a subarachnoid hemorrhage are seen in 5 to 30% of patients. A previously silent lesion in the spinal canal may be responsible for the ictus in a small percentage of this group. The etiological factors include tumors and arteriovenous malformations; however, investigat...

journal_title：Neurosurgery

authors： Chalif DJ,Black K,Rosenstein D

更新日期：1990-10-01 00:00:00

abstract：:This investigation attempts to determine whether increased survival time seen when the F98 glioma model is treated with boron neutron capture therapy (BNCT) is a result of inhibition of tumor growth caused by radiation-induced alterations in endothelial cells and normal tissue components. This indirect effect of radia...

journal_title：Neurosurgery

authors： Goodman JH,McGregor JM,Clendenon NR,Gahbauer RA,Barth RF,Soloway AH,Fairchild RG

更新日期：1990-09-01 00:00:00

abstract：:Expansive granulomatous lesions in the posterior cranial fossa are rare and have not been reported in conjunction with Lyme disease. We report a patient with verified Borrelia burgdorferi infection who developed a tumor in the cerebellopontine angle. Rapid growth of the tumor led to signs of cerebral compression and t...

journal_title：Neurosurgery

authors： Mokry M,Flaschka G,Kleinert G,Kleinert R,Fazekas F,Kopp W

更新日期：1990-09-01 00:00:00

abstract：:The cerebrovascular response to CO2 was evaluated by measuring relative changes in blood flow velocity within the middle cerebral artery by transcranial Doppler ultrasonography during normo-, hypo-, and hypercapnia. In seven patients without subarachnoid hemorrhage (five with unruptured arteriovenous malformations and...

journal_title：Neurosurgery

authors： Seiler RW,Nirkko AC

更新日期：1990-08-01 00:00:00

abstract：:The clinical and histopathological features of 19 patients with tumors involving the septum pellucidum are presented. These tumors predominantly affected young adults, and the clinical manifestations were usually the results of raised intracranial pressure related to obstructive hydrocephalus, mental abnormality, epil...

journal_title：Neurosurgery

authors： Nishio S,Fujiwara S,Tashima T,Takeshita I,Fujii K,Fukui M

更新日期：1990-08-01 00:00:00

abstract：:Three cases of extracerebral cavernous angiomas of the cavernous sinus in the middle fossa are reported. These are rare lesions that primarily affect women and are usually associated with acute or subacute onset of visual symptoms: diplopia, exophthalmos, and decreased visual acuity. The growth of the lesion often ero...

journal_title：Neurosurgery

authors： Rigamonti D,Pappas CT,Spetzler RF,Johnson PC

更新日期：1990-08-01 00:00:00

abstract：:This review article outlines basic concepts and pathophysiological aspects of the chemistry of oxygen free radicals in all forms of brain injury and brain edema. Recent experimental studies have demonstrated that oxygen free radicals may be important mediators of brain injury and brain edema, and pharmacological antag...

journal_title：Neurosurgery

authors： Ikeda Y,Long DM

更新日期：1990-07-01 00:00:00

abstract：:A case of metastatic pheochromocytoma is reported in which the diagnosis was determined on the basis of a painless scalp mass. Subsequent to biopsy and histological diagnosis, further investigations revealed a large skull lesion with intracranial extension, an adrenal mass, and various catecholamine abnormalities. The...

journal_title：Neurosurgery

authors： Grabel JC,Gottesman RI,Moore F,Averbuch S,Zappulla R

更新日期：1990-07-01 00:00:00

abstract：:The authors reviewed the computed tomographic (CT) scans of patients with subarachnoid hemorrhage whose initial angiograms were negative, to investigate the validity of CT scans in predicting the presence of an angiographically missed aneurysm in such patients. During the past 14 years, additional angiograms have been...

journal_title：Neurosurgery

authors： Iwanaga H,Wakai S,Ochiai C,Narita J,Inoh S,Nagai M

更新日期：1990-07-01 00:00:00

abstract：:We recorded the intraoperative somatosensory evoked potentials directly from the upper cervical cord and medulla in a patient with an intrinsic tumor at the region of the cervicomedullary junction. The killed end potential, a large positive potential, was obtained at the caudal end of the tumor. This type of potential...

journal_title：Neurosurgery

authors： Morioka T,Fujii K,Mitani M,Fukui M

更新日期：1990-06-01 00:00:00

abstract：:The surgical approaches to the cavernous sinus were examined in 50 adult cadaveric cavernous sinuses using magnification of X3 to X40. The following approaches were examined: 1) the superior intradural approach directed through a frontotemporal craniotomy and the roof of the cavernous sinus; 2) the superior intradural...

journal_title：Neurosurgery

authors： Inoue T,Rhoton AL Jr,Theele D,Barry ME

更新日期：1990-06-01 00:00:00

abstract：:Three patients with a recently described tumor of neuronal origin, intraventricular neurocytoma, are presented. These tumors occur as intraventricular lesions in young patients, and the prognosis after surgical treatment is favorable. The initial pathological diagnosis of intraventricular neurocytoma may be difficult ...

journal_title：Neurosurgery

authors： Barbosa MD,Balsitis M,Jaspan T,Lowe J

更新日期：1990-06-01 00:00:00

abstract：:Positron emission tomography is currently one of the most useful methods for measurements of cerebral hemodynamics and oxygen metabolism, because it facilitates accurate analysis of the local cerebral circulation in three-dimensional quantitative images. In this study, we performed positron emission tomography studies...

journal_title：Neurosurgery

authors： Tenjin H,Ueda S,Mizukawa N,Imahori Y,Hino A,Yamaki T,Kuboyama T,Ebisu T,Hirakawa K,Yamashita M

更新日期：1990-06-01 00:00:00

abstract：:Cerebral vascular tone is modulated, at least in part, by the vascular endothelium. This probably results from a balance between the release of the endothelium-derived relaxing factor(s) and the endothelium-derived constricting factor(s) (e.g., endothelin). The time course of the induction and the decay of these mutua...

journal_title：Neurosurgery

authors： Papadopoulos SM,Gilbert LL,Webb RC,D'Amato CJ

更新日期：1990-05-01 00:00:00

abstract：:Both the perforating branches--especially the extracerebral segments--and the arachnoidal anatomy at the level of the posterior communicating artery were studied in 60 human brains previously fixed in formalin. The close relationships between this artery and the oculomotor nerve are described, and it is noted that eac...

journal_title：Neurosurgery

authors： Vincentelli F,Caruso G,Grisoli F,Rabehanta P,Andriamamonjy C,Gouaze A

更新日期：1990-05-01 00:00:00

abstract：:The clinical presentation, radiological features, and results of surgical treatment were analyzed in 17 cases of hydrosyringomyelia associated with a Chiari malformation, in children and adolescents younger than 20 years of age. The initial symptoms were a skeletal abnormality (71%), such as scoliosis (11 patients) or...

journal_title：Neurosurgery

authors： Isu T,Iwasaki Y,Akino M,Abe H

更新日期：1990-04-01 00:00:00

abstract：:Unilateral hydrocephalus in an adult was caused by obstruction of the left foramen of Monro by an intraventricular venous malformation. Magnetic resonance imaging of the region of the foramen of Monro demonstrated the lesion, which subsequently was confirmed to be a venous malformation by angiography and surgery. ...

journal_title：Neurosurgery

authors： Tien R,Harsh GR 4th,Dillon WP,Wilson CB

更新日期：1990-04-01 00:00:00

abstract：:Therapy for thrombo-occlusive disease of the cerebral venous sinuses remains controversial. Although several thrombolytic agents, such as urokinase and anticoagulants, are recommended for treatment, major significant risks include cerebral hemorrhage, especially in patients with venous infarction. Tissue plasminogen a...

journal_title：Neurosurgery

authors： Alexander LF,Yamamoto Y,Ayoubi S,al-Mefty O,Smith RR

更新日期：1990-04-01 00:00:00

abstract：:The aim of this study was to compare readings of intracranial pressure from a ventricular catheter with those obtained from a Camino catheter-tipped transducer. The Camino transducer was evaluated in two ways: firstly, when it was inserted by a subdural screw, and secondly, when it was inserted into a ventricular cath...

journal_title：Neurosurgery

authors： Chambers IR,Mendelow AD,Sinar EJ,Modha P

更新日期：1990-03-01 00:00:00

abstract：:Local steroid injections for symptomatic relief of carpal tunnel syndrome have become common in the evaluation and treatment of this disorder; yet reports of median nerve injection injury from this practice are rare. We present a case of nerve injury from a steroid injection in a 24-year-old man with carpal tunnel syn...

journal_title：Neurosurgery

authors： Linskey ME,Segal R

更新日期：1990-03-01 00:00:00

abstract：:The effect of intrathecal tissue plasminogen activator administered at times from 0 to 72 hours after subarachnoid hemorrhage on the development of cerebral vasospasm in primates was examined. Thirty monkeys were randomly assigned into one of five equal groups: a control group that underwent subarachnoid hemorrhage al...

journal_title：Neurosurgery

authors： Findlay JM,Weir BK,Kanamaru K,Grace M,Baughman R

更新日期：1990-02-01 00:00:00

abstract：:Three cases of primary infectious spondylitis, two caused by Staphylococcus aureus and one by tuberculosis, were diagnosed using the method previously described for automated percutaneous discectomy. All three patients, in whom biopsy using fine needle techniques previously was unsuccessful, had positive cultures from...

journal_title：Neurosurgery

authors： Onik G,Shang YL,Maroon J,Eichenblat M,Mercer D,Bailes JE

更新日期：1990-02-01 00:00:00

abstract：:A patient who sustained a gunshot wound to the neck and subsequent blunt trauma is presented. No angiogram was performed after the initial injury. Subsequently, the patient developed a cerebral embolus from a thrombus dislodged from a pseudoaneurysm of the cervical carotid artery, resulting in complete occlusion of th...

journal_title：Neurosurgery

authors： Applegate LJ,Pritz MB,Pribram HF

更新日期：1990-02-01 00:00:00

abstract：:The accessory middle cerebral artery is a rare vascular anomaly of the brain. We describe a case of a ruptured aneurysm at the junction of the accessory middle cerebral artery and the horizontal portion of the anterior cerebral artery. The lesion was demonstrated by angiography and confirmed at surgery. No perforating...

journal_title：Neurosurgery

authors： Kuwabara S,Naitoh H

更新日期：1990-02-01 00:00:00

abstract：:There is increasing interest in staged corpus callosotomy for intractable generalized epilepsy. At the first procedure, a portion (usually the anterior two-thirds) of the corpus callosum is sectioned. If seizures persist, completion of callosotomy or alternative treatment approaches can be considered. It is obviously ...

journal_title：Neurosurgery

authors： Awad IA,Wyllie E,Luders H,Ahl J

更新日期：1990-01-01 00:00:00

abstract：:The authors report a rare sequelae of a skull fracture in an adult, a leptomeningeal cyst. A unique method for repairing this defect is described as well. ...

journal_title：Neurosurgery

authors： Halliday AL,Chapman PH,Heros RC

更新日期：1990-01-01 00:00:00

abstract：:Somatosensory evoked potentials (SEPs) were monitored during 113 operations for the clipping of 134 cerebral aneurysms. Changes in peak latency and amplitude of early cortical SEP as well as central conduction time were evaluated. In 58 cases surgical occlusion of arterial vessels or other events occurred, and in 17 o...

journal_title：Neurosurgery

authors： Schramm J,Koht A,Schmidt G,Pechstein U,Taniguchi M,Fahlbusch R

更新日期：1990-01-01 00:00:00

abstract：:Intraoperative monitoring with electroencephalography and the use of brain protection with steroids, phenytoin, mannitol, and pentobarbital or etomidate were evaluated in 15 patients undergoing operation for an aneurysm of the upper basilar artery. One patient harbored a basilar trunk aneurysm, 1 an aneurysm of the pr...

journal_title：Neurosurgery

authors： Muizelaar JP

更新日期：1989-12-01 00:00:00

abstract：:Toxic epidermal necrolysis is a rare but often fatal hypersensitivity reaction to numerous agents, including most anticonvulsants. The authors present a case of fatal phenytoin-related toxic epidermal necrolysis in a patient who was given prophylactic anticonvulsant therapy after he sustained a moderately severe close...

journal_title：Neurosurgery

authors： Kelly DF,Hope DG

更新日期：1989-12-01 00:00:00

abstract：:The effects of mannitol on the cerebral microcirculation were studied using isolated perfused intracerebral (parenchymal) arterioles in rats. After vessels developed spontaneous tone, increasing concentrations of mannitol were applied extraluminally. Mannitol induced vasodilation in a dose-dependent manner. In an init...

journal_title：Neurosurgery

authors： Takayasu N,Dacey RG Jr

更新日期：1989-11-01 00:00:00

abstract：:Intraoperative brain mapping techniques were used to localize language cortex, sensorimotor pathways, and seizure foci in children with supratentorial brain tumors. The methods of direct cortical and subcortical stimulation, in addition to electrocorticography, enabled us to maximize tumor resection, minimize morbidit...

journal_title：Neurosurgery

authors： Berger MS,Kincaid J,Ojemann GA,Lettich E

更新日期：1989-11-01 00:00:00

abstract：:The sciatic nerve is by far the most common nerve accidentally injured during intramuscular injection. Despite its close proximity to the sciatic nerve, however, injury to the posterior femoral cutaneous nerve is apparently quite rare. In this report, clinical features of a patient with isolated injection injury to th...

journal_title：Neurosurgery

authors： Iyer VG,Shields CB

更新日期：1989-11-01 00:00:00

abstract：:The failure of most available treatment modalities to improve the survival time and the quality of survival in patients with gliomas calls for the intense biological analysis of glial neoplasia. The untimely activation of cellular protooncogenes is often related to the process of neoplasia. Several protein growth fact...

journal_title：Neurosurgery

authors： Westphal M,Herrmann HD

更新日期：1989-11-01 00:00:00