Choroid plexus papillomas and human choroid plexus. A light and electron microscopic study.

abstract：:A method of regulating flow rate through cerebrospinal fluid (CSF) shunts with the addition of a flow-regulating device (FRD) is reported. The FRD consists of a small-caliber (0.4 mm) Teflon tube placed in the usual connector. This device has the advantage of converting the original shunt valves to valves for higher-r...

journal_title：Journal of neurosurgery

authors： Yamada H

更新日期：1982-10-01 00:00:00

abstract：:The authors report a case of ossification of the ligamentum flavum at T-10 and T-11 associated with compressive myelopathy. Metrizamide myelography with computerized tomography allowed precise preoperative diagnosis and anatomic localization of the lesion. The patient had satisfactory and prompt improvement after surg...

journal_title：Journal of neurosurgery

authors： Omojola MF,Cardoso ER,Fox AJ,Drake CG,Durward QJ

更新日期：1982-03-01 00:00:00

abstract：:The potential efficacy of early repeat transsphenoidal surgery for persistent Cushing's disease has not previously been examined. On 222 patients with no prior pituitary treatment and a preoperative diagnosis of Cushing's disease, 29 (13%) remained hypercortisolemic after an initial transsphenoidal pituitary explorati...

journal_title：Journal of neurosurgery

authors： Ram Z,Nieman LK,Cutler GB Jr,Chrousos GP,Doppman JL,Oldfield EH

更新日期：1994-01-01 00:00:00

abstract：OBJECTIVE:Camptocormia is a potentially debilitating condition in the progression of Parkinson's disease (PD). It is described as an abnormal forward flexion while standing that resolves when lying supine. Although the condition is relatively common, the underlying pathophysiology and optimal treatment strategy are unc...

journal_title：Journal of neurosurgery

authors： Chan AK,Chan AY,Lau D,Durcanova B,Miller CA,Larson PS,Starr PA,Mummaneni PV

更新日期：2018-09-14 00:00:00

abstract：:Four cases of spontaneous intracranial hematomas caused by unsuspected meningiomas are reported. Nine previous cases were found in the literature and the entire series of 13 cases is reviewed. Because of their unusual clinical presentation, these cases were not diagnosed correctly prior to radiological studies. Hypert...

journal_title：Journal of neurosurgery

authors： Modesti LM,Binet EF,Collins GH

更新日期：1976-10-01 00:00:00

abstract：OBJECT:Surgery in the insular region is considered challenging because of its vascular relationships, the proximity of functional structures, and its deep location in the sylvian fissure. The authors report the incidence and consequences of ischemic lesions after operculoinsular corticectomy for refractory epilepsy. M...

journal_title：Journal of neurosurgery

authors： Finet P,Nguyen DK,Bouthillier A

更新日期：2015-06-01 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：:A technique of "frameless" stereotaxy that allows real-time intraoperative neurosurgical localization is described. The system is composed of four components: a hand-held probe containing two ultrasonic emitters, a microphone array that is rigidly affixed to the operating table in proximity to the surgical field, hard...

journal_title：Journal of neurosurgery

authors： Barnett GH,Kormos DW,Steiner CP,Weisenberger J

更新日期：1993-03-01 00:00:00

abstract：OBJECT:Atlantoaxial rotatory fixation (AARF) is an uncommon disorder of childhood in which resolution usually occurs spontaneously or after traction therapy. In a minority of children irreducible or chronic fixation develop, and the natural history then usually involves restriction of head on neck movement, abnormal he...

journal_title：Journal of neurosurgery

authors： Crossman JE,David K,Hayward R,Crockard HA

更新日期：2004-03-01 00:00:00

abstract：OBJECT:Despite the increasing use of immunotherapy in the treatment of metastatic melanoma, the effects of this therapy on the management of patients with associated brain metastases are not completely defined. The authors undertook this study to determine the effectiveness of resection and the effects of immunotherapy...

journal_title：Journal of neurosurgery

authors： Lonser RR,Song DK,Klapper J,Hagan M,Auh S,Kerr PB,Citrin DE,Heiss JD,Camphausen K,Rosenberg SA

更新日期：2011-07-01 00:00:00

abstract：:The authors reviewed 229 consecutive patients treated intramurally by resection of solitary cerebral metastasis. Patients were classified into four groups on the basis of whether a gross total resection or subtotal resection was performed and whether systemic disease was present or absent at the time of craniotomy. Gr...

journal_title：Journal of neurosurgery

authors： Smalley SR,Laws ER Jr,O'Fallon JR,Shaw EG,Schray MF

更新日期：1992-10-01 00:00:00

abstract：OBJECT:Surgical indications for patients with pineal cysts are controversial. While the majority of patients harboring a pineal cyst require no treatment, surgery is a well-accepted option for a subset of those patients with secondary hydrocephalus or Parinaud's syndrome. The majority of pineal cysts are identified inc...

journal_title：Journal of neurosurgery

authors： Kalani MY,Wilson DA,Koechlin NO,Abuhusain HJ,Dlouhy BJ,Gunawardena MP,Nozue-Okada K,Teo C

更新日期：2015-08-01 00:00:00

abstract：:OBJECTIVE Chronic neuropathic pain after peripheral nerve injury is a major clinical problem. Its management is difficult, and therapeutic approaches vary and include oral medication, neurostimulation, and surgery. The aim of this study was to assess the adequacy of surgical nerve revision in a large series of patient...

journal_title：Journal of neurosurgery

authors： Decrouy-Duruz V,Christen T,Raffoul W

更新日期：2018-04-01 00:00:00

abstract：:The authors retrospectively reviewed the surgical outcomes in 10 cases of symptomatic intradural extramedullary spinal metastases of nonneurogenic origin because the collective experience in treating this rare manifestation of systemic cancer is limited. Pain and weakness were the presenting complaints in 70% of the p...

journal_title：Journal of neurosurgery

authors： Chow TS,McCutcheon IE

更新日期：1996-08-01 00:00:00

abstract：:Lysosomal proteases, although tightly regulated under physiological conditions, are known to contribute to cell injury after various forms of tissue ischemia have occurred. Because cathepsin B is a prominent lysosomal protease found in brain parenchyma, the authors hypothesized that it may contribute to neuronal cell ...

journal_title：Journal of neurosurgery

authors： Seyfried D,Han Y,Zheng Z,Day N,Moin K,Rempel S,Sloane B,Chopp M

更新日期：1997-11-01 00:00:00

abstract：:The authors report on the case of a 6-year-old boy who underwent resection of a midline cerebellar tumor. The boy was able to speak fluently after the operation. Magnetic resonance (MR) imaging showed that the right dentate nucleus had been partially removed along with the tumor, but that the left dentate nucleus rema...

journal_title：Journal of neurosurgery

authors： Kusano Y,Tanaka Y,Takasuna H,Wada N,Tada T,Kakizawa Y,Hongo K

更新日期：2006-02-01 00:00:00

abstract：:Although they are excellent clinical tools, Caspar anterior cervical plates have not been studied closely with regard to their mechanisms of failure. As more extensive operations are contemplated on older, sicker patients, it is imperative to know when a plating system might be prone to failure and what the mechanism ...

journal_title：Journal of neurosurgery

authors： Paramore CG,Dickman CA,Sonntag VK

更新日期：1996-06-01 00:00:00

abstract：OBJECT:The aim of this study was to determine age-related differences in short-term (1-year) outcomes in patients with unruptured intracranial aneurysms (UIAs). METHODS:Four thousand fifty-nine patients prospectively enrolled in the International Study of Unruptured Intracranial Aneurysms were categorized into 3 group...

journal_title：Journal of neurosurgery

authors： Mahaney KB,Brown RD Jr,Meissner I,Piepgras DG,Huston J 3rd,Zhang J,Torner JC,ISUIA Investigators.

更新日期：2014-11-01 00:00:00

abstract：:A new microclip for use on blood vessels 300 mu to 1 mm in diameter is described. This clip is suitable for either temporary or permanent occlusion and has been used in experimental applications. Potential clinical applications are described. ...

journal_title：Journal of neurosurgery

authors： Andrews BT,Lutz A,Bederson JB,Pitts LH

更新日期：1986-05-01 00:00:00

abstract：:The authors describe a new headframe system, by which a variety of instruments, such as brain retractors, suction tubes, mirrors, forks, armrests, and cotton-sheet trays, can be simultaneously supported. This frame enables neurosurgeons to perform operations with greater ease and fewer problems. ...

journal_title：Journal of neurosurgery

authors： Tamaki N,Ehara K,Matsumoto S

更新日期：1989-12-01 00:00:00

abstract：:The results of anterior cervical surgery for treatment of cervical spondylotic myelopathy (CSM) are assessed 1 to 7 years postoperatively in 32 patients. At follow-up review, 50% were improved after surgery and 50% were unimproved or had deteriorated in spite of surgery. The results could not be statistically linked t...

journal_title：Journal of neurosurgery

authors： Lunsford LD,Bissonette DJ,Zorub DS

更新日期：1980-07-01 00:00:00

abstract：:A unique case is reported of Chiari malformation and compression of the medulla oblongata by both vertebral arteries. A 39-year-old woman complained of unsteady giant and motor weakness of the legs, and magnetic resonance imaging revealed the malformation and compression. Vascular decompression of the vertebral arteri...

journal_title：Journal of neurosurgery

authors： Kobayashi T,Ogawa A,Kameyama M,Uenohara H,Yoshimoto T

更新日期：1992-08-01 00:00:00

abstract：:Perimesencephalic nonaneurysmal subarachnoid hemorrhage (PNSAH) is a benign variant of SAH defined by clinical symptoms of SAH, a characteristic pattern of extravasated blood on noncontrast CT, and negative findings on cerebral angiography. This syndrome carries a favorable prognosis with reportedly no risk of recurre...

journal_title：Journal of neurosurgery

authors： Reynolds MR,Blackburn SL,Zipfel GJ

更新日期：2011-09-01 00:00:00

abstract：:Paget disease is an idiopathic metabolic disease of bone that may involve the axial and appendicular skeleton. In up to one third of patients there may be pagetoid involvement of the spine, which can cause back pain and vertebral collapse, with instability or myeloradiculopathy. Although medical therapy is the mainsta...

journal_title：Journal of neurosurgery

authors： Kremer MA,Fruin A,Larson TC 3rd,Roll J,Weil RJ

更新日期：2003-07-01 00:00:00

abstract：:Clinical assessment of patients with subarachnoid hemorrhage (SAH) is important both in determining management and in predicting outcome. A previous report showed considerable observer inconsistency when patients were graded with either the Hunt and Hess or the Nishioka system. This study evaluates observer variabilit...

journal_title：Journal of neurosurgery

authors： Lindsay KW,Teasdale GM,Knill-Jones RP

更新日期：1983-01-01 00:00:00

abstract：:The association between arteriovenous malformations (AVM's) and aneurysms is well documented in the literature. However, a specific type of aneurysm, termed a "pedicle" aneurysm, has received little attention despite its role as a primary source of hemorrhage. The authors report four recent cases of patients with cere...

journal_title：Journal of neurosurgery

authors： Perata HJ,Tomsick TA,Tew JM Jr

更新日期：1994-04-01 00:00:00

abstract：OBJECT:This study was undertaken to evaluate the association between age at diagnosis, patterns of care, and outcome among elderly individuals with anaplastic astrocytoma (AA) and glioblastoma multiforme (GBM). Methods Using the Surveillance, Epidemiology and End Results database, the authors identified 1753 individual...

journal_title：Journal of neurosurgery

authors： Barnholtz-Sloan JS,Williams VL,Maldonado JL,Shahani D,Stockwell HG,Chamberlain M,Sloan AE

更新日期：2008-04-01 00:00:00

abstract：OBJECT:The trigeminal nerve conducts both sensory and motor impulses. Separate superior and inferior motor roots typically emerge from the pons just anterosuperomedial to the entry point of the sensory root, but to date these two motor roots have not been adequately displayed on magnetic resonance (MR) images. The spec...

journal_title：Journal of neurosurgery

authors： Yousry I,Moriggl B,Holtmannspoetter M,Schmid UD,Naidich TP,Yousry TA

更新日期：2004-09-01 00:00:00

abstract：:Intracranial occurrence of follicular dendritic cell (FDC) sarcoma, a rare tumor derived from dendritic cells of the lymphoid follicle, has not yet been described. Therefore, the case of a 53-year-old man presenting with an intracranial mass invading the clivus is reported. The diagnosis of FDC sarcoma was confirmed b...

journal_title：Journal of neurosurgery

authors： Hasselblatt M,Sepehrnia A,von Falkenhausen M,Paulus W

更新日期：2003-12-01 00:00:00

abstract：:Intracranial arteriovenous malformations (AVM's) have been classified as pure pial, pure dural, and mixed pial and dural. Dural AVM's are relatively uncommon, with 377 cases documented up to 1990. These lesions were believed to be situated within the walls of the sinuses, but during the last decade researchers discove...

journal_title：Journal of neurosurgery

authors： Malik GM,Mahmood A,Mehta BA

更新日期：1994-10-01 00:00:00