Search Results
Results 851 - 900 of 1190
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Kurita H - - 2000
OBJECTIVE: To assess the treatment results of radiosurgery for brain stem arteriovenous malformations (AVMs) and to seek optimal dose and treatment volume prescription for these lesions. METHODS: The clinical and radiological data of 30 consecutive patients with brain stem AVM treated with gamma knife radiosurgery were retrospectively reviewed with a ...
Talmor M M Department of Surgery, New York Presbyterian Hospital-Cornell Medical Center, NY 10021, USA. - - 2000
Large-volume liposuction can be associated rarely with major medical complications and death. The case of exsanguinating retroperitoneal hemorrhage that led to cardiopulmonary arrest in an obese 47-year-old woman who underwent large-volume liposuction is described. Extensive liposuction is not a minor procedure. Performance in an ambulatory setting should be monitored carefully, ...
Davidson A - - 2000
In order to evaluate the role of proton MR spectroscopy (1H-MRS) in the diagnosis and assessment of long-term radiation-related neurotoxicity, 14 children who had received cranial irradiation for the treatment of childhood leukaemia (n = 6) or brain tumours (n = 8) underwent 1H-MRS, MRI and neuropsychological assessment. Short-term effects ...
Montes J M - - 2000
BACKGROUND AND PURPOSE: We review preliminary experience with patients harboring intracerebral hematoma (ICH) treated by stereotactic computed tomographic (CT) guided thrombolysis and aspiration and assess procedure feasibility and safety. METHODS: Twelve patients with supratentorial ICH >/=25 mL without suspected underlying structural etiology or coagulopathy and an initial Glasgow Coma Scale ...
Parlato C - - 2000
BACKGROUND: Spontaneous resolution of chronic subdural hematoma has rarely been reported in the literature, and its mechanism has not been fully investigated. Response to surgery has been very satisfactory; in fact, this is generally considered the treatment of choice. METHODS: From a series of 24 cases of chronic subdural hematomas, ...
Naff N J - - 2000
BACKGROUND AND PURPOSE: Intraventricular hemorrhage (IVH) remains associated with high morbidity and mortality. Therapy with external ventricular drainage alone has not modified outcome in these patients. METHODS: Twelve pilot IVH patients who required external ventricular drainage were prospectively treated with intraventricular urokinase followed by the randomized, double-blinded allocation of 8 ...
Nuyttens J J - - 2000
BACKGROUND: Desmoid tumors (aggressive fibromatoses) are benign neoplasms with high rates of recurrence after surgery. Radiotherapy is sometimes reported to prevent recurrences, but not in all studies. In order to evaluate the effect of radiation, comparative analysis was performed. METHODS: The authors conducted a MEDLINE search and collected all articles ...
Schlienger M - - 2000
PURPOSE: To present the SALT group results using Linac radiosurgery (RS) for AVM in 169 evaluable patients treated from January 1990 thru December 1993. METHODS AND MATERIALS: Median age was 33 years (range 6-68 years). Irradiation was the only treatment in 55% patients. Other treatment modalities had been used prior ...
Lee A W - - 2000
PURPOSE: To assess the additional damage of normal tissues attributable to reirradiation and the magnitude of partial recovery following the initial course. METHODS AND MATERIALS: Symptomatic late complication rates (excluding xerostomia) in 3635 patients receiving one course (Group 1) and 487 patients receiving two courses of external radiotherapy (Group 2) ...
Buhl R - - 2000
With life expectancy in the industrial nations increasing during recent years, the number of patients older than 70 years with intracranial tumours and, especially, meningiomas is rising. To evaluate the indications for operative treatment, we reviewed 66 patients older than 70 years who were operated upon for intracranial meningioma in ...
Karnik R - - 2000
BACKGROUND AND PURPOSE: The aim of this retrospective study was to determine in-hospital mortality and morbidity secondary to intracerebral hemorrhage and to analyse variables considered to be significantly associated with survival in these patients. PATIENTS AND METHODS: The study cohort consisted of 135 consecutive patients with intracerebral hemorrhage, admitted to ...
Zein T M - - 2000
Six patients with cerebral tuberculoma seen over a 2 year period are reported. Their clinical presentations, the result of investigations including radiological findings and their response to medical treatment are discussed and correlated with other reports in the literature. Eighty five percent of the patients were above the age of ...
Di Rocco C - - 2000
In spite of their congenital origin, only 18-20% of cerebral AVMs are diagnosed during infancy and childhood. Intracranial haemorrhage is the presenting clinical manifestation in 75-80% of paediatric patients and is associated with a high morbidity and mortality. The natural history of untreated cerebral AVMs in children is worse than ...
Zhang Y - - 2000
We treated 126 patients with different neurosurgical diseases by performing endoscopic neurosurgery, endoscopy-controlled microneurosurgery and endoscopy-assisted microneurosurgery. The indications were intracranial cysts in 51 patients, brain cysticercosis in 10 patients, hydrocephalus in 31 patients, and epidermoid cysts in 34 patients. The follow-up period ranged from 6 to 24 months (mean ...
Zhou D - - 2000
One hundred and thirty-two patients with cerebral arteriovenous malformations (AVMs) were treated using the Rotating Gamma System, a new radiosurgical system between November 1996 and May 2000. The average size of the AVMs was 23 mm in diameter (range 6 to 69 mm). The mean dose delivered to the AVM ...
Tatu L - - 2000
The purpose of this study was to estimate the risk factors, early course, outcome and neuroimaging patterns in primary intracerebral hemorrhages (PIH). Using the Besançon Stroke Registry, 350 patients with first PIH documented by computed tomography (CT) between 1987 and 1993 were included in the present study. Patients with hemorrhage ...
Kida A - - 2000
PURPOSE: The results of radiation therapy for metastatic spinal tumors were evaluated in terms of pain relief, improvement of neurological impairment, and survival. MATERIALS AND METHODS: Between 1986 and 1995, 52 symptomatic patients with metastatic spinal tumors treated with radiation therapy were evaluated. The patients all received irradiation of megavoltage ...
Jha N - - 2000
BACKGROUND: Xerostomia is a significant morbidity of radiation therapy in the management of head and neck cancers. We hypothesized that the surgical transfer of one submandibular salivary gland to submental space, outside the proposed radiation field, prior to starting radiation treatment, would prevent xerostomia. METHODS: We are conducting a prospective ...
Svoboda V - - 1999
BACKGROUND AND PURPOSE: The purpose of this study was to analyse the treatment related side effects, the outcome and the prognostic significance of clinical parameters in two groups of patients with rectal cancer receiving either preoperative or pre and postoperative radiotherapy after radical resection. The authors of this study were ...
Klekamp J - - 1999
Among a series of 782 spinal tumors, 130 spinal meningiomas in 117 patients were operated in the Department of Neurosurgery at the Nordstadt Hospital in Hannover, Germany, between 1977 and 1998. Patients were followed postoperatively for up to 13 years (mean 20 +/- 33 months). Comparing the period of 1977 ...
Negoro M - - 1999
Summary: The treatment selection for cerebral arteriovenous malformation (AVM) still is in controversy. In order to find out the best way to treat AVM, we summarized the treatment result of AVM patients in our hospital. Sixty-three AVM patients who had been treated at Nagoya University Hospital since 1988 to 1997 ...
Leppänen M - - 1999
PURPOSE: To assess the efficacy and safety of microcatheter embolization in the treatment of intractable idiopathic epistaxis. METHODS: Thirty-seven patients underwent microcatheter embolization in 1991-1998. We evaluated retrospectively the technical and clinical outcome, the number of complications, the duration of embolization in each case, and the number of blood transfusions ...
Cheng K M KM Department of Neurosurgery; Queen Elizabeth Hospital; Hong Kong, - - 1999
There are two important pathological features associated with carotid-cavernous fistula (CCF): the retrograde cortical venous drainage that can cause intracranial haemorrhage and non haemorrhagic neurological deficit and the retrograde ophthalmic venous drainage that causes orbital venous congestion and visual impairment. We propose a sequential embolisation strategy by the selective occlusion ...
Westphal M - - 1999
OBJECTIVE: Spinal dural arteriovenous fistulae (SDAVFs) are frequently diagnosed after unacceptable delays and are therefore treated at a disadvantageously advanced stage. There is controversy regarding their treatment and the respective roles of interventional neuroradiologists and neurosurgeons. We present our series of 47 patients to illustrate the necessity for early treatment ...
Rades D - - 1999
BACKGROUND: In a retrospective analysis we investigated the prognostic significance of the interval between first appearance of motoric deficits and the beginning of radiation therapy (RT) with regard to posttreatment motoric function. MATERIAL AND METHODS: Data of more than 400 consecutive patients being irradiated at our department between 1994 and ...
Kannan V - - 1999
Gamma knife was installed at the PD Hinduja National Hospital and Medical Research Centre, Mumbai, India, in January 1997. In the first year of gamma-knife radiosurgery to January 1998, we treated 110 patients, of whom six had medically refractory trigeminal neuralgia. Seven treatments were administered to this group of six ...
Lin C L - - 1999
During an 8-year period, 32 consecutive patients with chronic renal failure on maintenance hemodialysis were diagnosed to have cerebral hemorrhage. The outcome was determined using the activity of daily life (ADL) at 6 months after hemorrhage. The overall mortality was 64%. Of the 12 surviving patients, no one made a ...
Shirato H - - 1999
PURPOSE: To compare the use of an observation policy with that of stereotactic radiotherapy (SRT) for treatment of vestibular schwannoma. METHODS AND MATERIALS: The study group consisted of 27 patients who underwent observation as an initial treatment (observation group) and 50 who received SRT (SRT group). The mean follow-up period ...
Talacchi A - - 1999
BACKGROUND: Choroid plexus papillomas (CPPs), of the cerebellopontine angle (CPA), are a rare entity and no surgical series have been reported so far. We reviewed all the pertinent literature of 12 patients operated on in the last 20 years at our institution. METHODS: All the patients were adults, ranging from ...
Qureshi A I - - 1999
OBJECTIVE: To study the effect of decline in blood pressure on mortality in patients with spontaneous intracerebral hemorrhage (ICH). DESIGN: Retrospective chart review. SETTING: University-affiliated teaching hospital. PATIENTS: Consecutive patients admitted with spontaneous ICH over a 3-year period. MEASURES: Blood pressure recordings were obtained from the first 24 hrs. Patients ...
Bae H - - 1999
To characterize the recurrence of bleeding in patients who had hypertensive intracerebral hemorrhage (HICH), the authors reviewed 989 patients who underwent treatment for HICH between 1989 and 1995. Fifty-three patients (5.4%) had two episodes of HICH within a median interval of 22.9 +/- 16.3 months (range 1.5-72 months), and of ...
Ushikoshi S - - 1999
Functional prognosis after treatment for spinal dural arteriovenous fistulas (SDAVFs) was retrospectively analyzed in 13 consecutive patients aged 38 to 73 years (mean 57 years) treated during the last 5 years. The duration of symptoms before diagnosis ranged from 3 to 72 months (mean 23 months). Neurological symptoms were examined ...
Oppenheim C - - 1999
BACKGROUND AND PURPOSE: Radiosurgical treatment of arteriovenous malformations (AVMs) has slow and progressive vasoocclusive effects. We sought to determine if early posttherapeutic angiography provides relevant information for the management of radiosurgically treated AVMs. METHODS: Between 1990 and 1993, the progress of 138 of 197 cerebral AVMs treated by linear accelerator ...
Derdeyn C P - - 1999
BACKGROUND AND PURPOSE: The use of intraoperative angiography to assess the results of neurovascular surgery is increasing. The purpose of this study was to measure the radiation dose to patients and personnel during intraoperative angiography and to determine the effect of experience. METHODS: Fifty consecutive intraoperative angiographic studies were performed ...
Werner-Wasik M - - 1999
PURPOSE: Despite increased utilization of fractionated stereotactic radiation therapy (SRT) or stereotactic radiosurgery (SRS), the incidence and nature of immediate side effects (ISE) associated with these treatment techniques are not well defined. We report immediate side effects from a series of 78 patients. MATERIALS AND METHODS: Intracranial lesions in 78 ...
van den Brink W A - - 1999
The size of a traumatic intracranial haematoma at the moment of diagnosis can be impressive. Haematoma thickness is an inaccurate estimator of haematoma volume, and association with patient outcome is controversial. In this study computerized volumetry of offline digitized CT scans was used to relate haematoma volume with both patient ...
Eustacchio S - - 1999
The aim of this clinical study was to determine the tumour control rate, clinical outcome and complication rate following gamma knife treatment for glomus jugulare tumours. Between May 1992 and May 1998, 13 patients with glomus tumours underwent stereotactic radiosurgical treatment in our department. The age of these patients ranged ...
Han P P - - 1999
Forty-three patients with trigeminal neuralgia (TN) unresponsive to pharmacologic treatment and/or prior invasive procedures underwent stereotactic radiosurgery with the Gamma Knife (GK). Outcome was evaluated by a standardized questionnaire mailed to each patient. The mean follow-up was 9 months. Fifteen patients (35%) reported no trigeminal pain and were no longer ...
Izumihara A - - 1999
BACKGROUND AND PURPOSE: Several recent studies have suggested that neurosurgical procedures are not contraindicated in patients with cerebral amyloid angiopathy (CAA). The purpose of this study was to elucidate the clinical factors influencing the outcome of patients with CAA-related intracerebral hemorrhage (ICH) treated surgically. METHODS: A total of 50 neurosurgical ...
Tuna M - - 1999
Between 1972 and 1996, 450 consecutive patients with intracranial meningiomas were operated on at Cukurova University School of Medicine. By size, intracranial meningiomas were classified as huge (>6 cm minimum diameter when extrapolated to anatomic size) or not huge (<6 cm). The present study involves 93 patients who underwent 109 ...
Shrieve D C - - 1999
OBJECT: To assess the value of stereotactic radiosurgery (SRS) as adjunct therapy in patients suffering from glioblastoma multiforme (GBM), the authors analyzed their experience with 78 patients. METHODS: Between June 1988 and January 1995, 78 patients underwent SRS as part of their initial treatment for GBM. All patients had undergone ...
Liscák R - - 1999
Leksell Gamma Knife was used to treat 66 patients with glomus jugulare tumour at 6 European sites between 1992-1998. The age of the patients ranged between 18-80 years (median 54 years). Gamma Knife radiosurgery was a primary treatment in 30 patients (45. 5%). Open surgery preceded radiosurgery in 24 patients ...
Mobin F - - 1999
The purpose of this study was to analyze the significance of perinidal T(2) hyperintensity appearance after radiosurgery of arteriovenous malformations (AVMs), as a predictor of treatment response. Our initial experience with linear accelerator (LINAC) radiosurgery at University of California, Los Angeles, between 1990 and 1997 involved treatment of 129 patients ...
Hårdemark H G - - 1999
BACKGROUND AND PURPOSE: Treatment of supratentorial intracerebral hemorrhage (SICH) is still controversial and new adequately sized randomized controlled trials (RCTs) of surgical evacuation are greatly needed. Our aim was to identify and quantify the most important clinical and CT factors related to prognosis in patients with SICH, to estimate the ...
Blonder L X LX Department of Behavioral Science, University of Kentucky College of Medicine, Lexington, USA. - - 1999
This study investigated the effect of Gamma Knife radiosurgery for the treatment of arteriovenous malformations (AVMs) on neuropsychological functioning. We examined neuropsychological performance in 10 patients before and after radiosurgical treatment with the Leksell cobalt-60 Gamma Knife unit. The patients included 7 right-handed women and 3 right-handed men. Three patients ...
Kondziolka D - - 1998
BACKGROUND: Trigeminal neuralgia is a disabling pain syndrome responsive to both medical and surgical therapies. Stereotactic radiosurgery using the gamma knife can be used to inactivate a specified volume in the brain by cross firing 201 photon beams. We evaluated pain relief and treatment morbidity after trigeminal neuralgia radiosurgery. METHODS: ...
Goh K Y - - 1998
BACKGROUND: Intraventricular hemorrhage (IVH) has a poor prognosis with mortality rates of between 80 and 100% when all four ventricles are involved. Fibrinolytic therapy has been reported to improve overall outcome. METHODS: Patients with severe primary IVH were treated by direct intraventricular injection of recombinant tissue plasminogen activator (rt-PA) into ...
Morgenstern L B - - 1998
OBJECTIVE: To perform a single-center pilot investigation of early hematoma removal in patients with intracerebral hemorrhage (ICH). BACKGROUND: Considerable debate remains regarding the utility of surgical clot evacuation for ICH. METHODS: This was a prospective trial of open craniotomy within 12 hours of ICH symptom onset versus best medical therapy. ...
Régis J - - 1998
The following study was conducted to evaluate the results of Gamma Knife stereotactic radiosurgery in the management of secondary trigeminal neuralgia. 53 patients suffering from secondary trigeminal neuralgia were studied and the results reported. We defined four therapeutic groups: group I correspond to essential trigeminal neuralgia. The primary aim was ...
Schröttner O - - 1998
The purpose of this study was to examine the effects of different doses of radiation to the brain tissue immediately adjacent to tumors which were associated with epilepsy. From April 1992 to December 1995, 26 patients with medically intractable tumor epilepsy (mean duration 6.9 years, range: 1-27 years) have been ...
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