Search Results
Results 451 - 500 of 1115
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Wang Ernest - - 2008
BACKGROUND: While the management of primary intracerebral hemorrhage (ICH) remains controversial, there remains a subset of patients that undergo clot evacuation. This study aims to characterize brain physiology and biochemistry after surgery for this condition. METHODS: Thirty-six consecutive patients requiring ventilation for primary ICH had intracranial pressure (ICP), tissue oxygenation ...
Lim Jae Kwan - - 2008
BACKGROUND: We focused on the cause of hematoma expansion after admission because the volume of hematoma after S-ICH plays a crucial role in the cause of mortality and morbidity. METHODS: In a retrospective review, 51 patients with hematoma expansion of S-ICH were identified among 880 cases of S-ICH treated between ...
De Salles A A F - - 2008
INTRODUCTION: Radiosurgery evolved from brain to spine. Mechanical and computer advances in linear accelerator (LINAC) radiosurgery apply precise single/fractional stereotactic radiation to multiple pathologies. METHODS: During a 10-year span the senior author used proton-beam radiosurgery in over 300 lesions, followed by gamma-knife, adapted and dedicated LINACS, including cyber-knife, in another ...
Baghi Ahmad-Reza - - 2008
TO COMPARE SPHERICAL ABERRATION AND CONTRAST SENSITIVITY WITH TWO DIFFERENT TYPES OF ASPHERIC POSTERIOR CHAMBER INTRAOCULAR LENSES (PCIOLS): Tecnis Z9000 versus Akreos AO. Thirty-four eyes of 34 patients undergoing phacoemulsification for senile cataracts were randomly assigned to implantation of Tecnis Z9000 or Akreos AO PCIOLs. Outcome measures included best-corrected visual ...
Chandhanayingyong Chandhanarat - - 2008
Sacral schwannoma is a rare retrorectal tumor in adults. Postoperative sacral neurological deficit is difficult to avoid. Currently, there is no established consensus regarding best treatment options. We present the management and outcomes of sacral schwannoma in 4 patients treated with intralesional curettage and postoperative radiation. There were 3 women ...
Heller Justin B - - 2008
Controversy abounds as to how craniosynostosis affects intracranial volume and whether more extensive procedures achieve superior results. Intracranial volume and cephalic index were evaluated among nonsyndromic sagittal synostosis patients undergoing cranioplasty. Twenty-four children with isolated nonsyndromic sagittal synostosis underwent a total calvarial reconstruction. Volume and cephalic index measurements were taken ...
Omeis Ibrahim - - 2008
OBJECTIVE: To analyze the long-term clinical outcomes and complication rates associated with percutaneous balloon compression (PBC) of the trigeminal ganglion in patients with recurrent trigeminal neuralgia (TN) who were treated surgically with procedures other than PBC. METHODS: In this retrospective study, the authors reviewed the results of 29 patients who ...
Shoaib Amer - - 2008
The mini C arm is a mobile fluoroscopic device for use on extremities. It has been reported that this type of device has several advantages over a conventional C arm, the most important of which is a decreased level of radiation scatter to the surgeon. This was a case control ...
Sokolowski Mark J - - 2008
STUDY DESIGN: Prospective clinical series. OBJECTIVE: To determine the incidence, volume, and extent of postoperative epidural hematoma resulting in thecal sac compression, and to identify risk factors correlated with measured hematoma volumes. SUMMARY OF BACKGROUND DATA: Risk factors for postoperative hematoma development have been retrospectively determined in small populations of ...
Carhuapoma J Ricardo - - 2008
Recent reports suggest that when thrombolytic agents are administered within the clot, lysis rate accelerates at the expense of increased risk of worsening edema. To test this hypothesis, we report on the volumetric analysis of (1) the intraparenchymal hematoma and, (2) perihematomal edema in a cohort of ICH patients treated ...
Frenzel Tim - - 2008
Tetracyclines may be useful in preventing pathological vascular remodeling, thus decreasing the risk of spontaneous hemorrhage from brain vascular malformations. Arteriovenous malformation (AVM) and intracranial aneurysm patients undergoing noninvasive management were treated with minocycline or doxycycline (200 mg/day) up to 2 years in a prospective open-label safety pilot trial. The ...
Radaelli Franca - - 2007
Imatinib mesylate (IM) is used in the targeted therapy of chronic myelogenous leukemia and gastrointestinal stromal tumors. It is well tolerated and leads to no higher incidence of hemorrhagic events than other therapies. Of 87 patients we treated with IM for a minimum of 3 months, 10 patients (11%) developed ...
Pusztaszeri Marc - - 2007
Radiosurgery is an effective treatment for trigeminal neuralgia (TN) with minimal complications. Most experience is based on gamma knife radiosurgery (GKRS) and to a lesser extent on linear accelerators. We report our initial experience in 17 patients with TN treated by an adapted linear accelerator using the BrainLab system. The ...
Kiran Narayanam Anantha Sai - - 2007
OBJECT: This retrospective study was designed to study the outcome in children with intracranial arteriovenous malformations (AVMs) treated with Gamma Knife surgery (GKS). METHODS: One hundred and forty-two children were treated with GKS at the authors' institution between April 1997 and March 2006; of these, 103 patients with a mean ...
Zhou Liang-Fu - - 2007
BACKGROUND: Dumbbell-shaped trigeminal neurinomas are rare benign tumors with a controversy regarding their treatment and surgical approaches. We conducted an investigation on elucidating a strategy for the treatment of DSTNs. METHODS: One hundred thirty-seven patients with trigeminal neurinomas, accounting for 0.6% of all intracranial tumors and 3.8% of intracranial neurinomas, ...
Sherif Camillo - - 2008
INTRODUCTION: The optimal treatment of spinal dural arteriovenous fistulae (SDAVF) remains controversial and long-term follow-up data, especially data from multidisciplinary treatment, are rarely available. Thus, long-term outcomes following a multidisciplinary approach to the treatment of SDAVF were investigated. METHODS: The investigation included 26 patients with SDAVF treated at the authors' ...
Kim Chae-Yong - - 2007
BACKGROUND: Little is known about long-term results of gamma knife (GK) stereotactic radiosurgery (SRS) as a primary or a secondary postoperative therapy for central neurocytomas (CNs). The authors retrospectively reviewed long-term outcomes of 13 patients with CN treated with GK SRS. METHODS: Thirteen patients were treated with GK SRS as ...
Cognard C - - 2008
BACKGROUND AND PURPOSE: DAVFs (dural arteriovenous fistulas) represent one of the most dangerous types of intracranial AV shunts. Most of them are cured by arterial or venous embolization, but surgery/radiosurgery can be required in case of failure. Our goal was to reconsider the endovascular treatment strategy according to the new ...
Nogueira R G - - 2008
BACKGROUND AND PURPOSE: Onyx was recently approved for the treatment of pial arteriovenous malformations, but its use to treat dural arteriovenous fistulas (DAVFs) is not yet well established. We now report on the treatment of intracranial DAVFs using this nonadhesive liquid embolic agent. MATERIALS AND METHODS: We performed a retrospective ...
Jayaraman M V - - 2008
BACKGROUND AND PURPOSE: Embolization of arteriovenous malformations (AVMs) is commonly used to achieve nidal volume reduction before microsurgical resection or stereotactic radiosurgery. The purpose of this study was to examine the overall neurologic complication rate in patients undergoing AVM embolization and analyze the factors that may determine increased risk. MATERIALS ...
Corkill Rufus A - - 2007
OBJECT: The aim of this study was to analyze the endovascular treatment results of using the Onyx liquid embolic system for spinal intramedullary arteriovenous malformations (AVMs). METHODS: The clinical and radiological records of 17 patients with symptomatic spinal intramedullary AVMs treated exclusively by embolization with Onyx between 1999 and 2003 ...
Sindou Marc - - 2007
OBJECT: The authors report on the long-term outcome in 100 consecutive patients with meningiomas arising from the cavernous sinus (CS) with compressive extension outside the CS. The treatment in all cases was surgery alone without adjuvant radiosurgery or radiotherapy. The aim of this study was to evaluate the percentage of ...
Abouzari Mehdi - - 2007
OBJECTIVE: Chronic subdural hematoma (CSDH) is one of the most common types of intracranial hemorrhage, especially in the elderly, with a significant recurrence rate ranging from 9.2 to 26.5%. The role of postoperative patient posture in the recurrence of CSDH has not been studied sufficiently. METHODS: A total of 84 ...
Lim Michael - - 2007
Results for treating glomus jugulare tumors with radiosurgery have been limited by short follow-up and small number of patients. We report our experience using LINAC or CyberKnife in 21 tumors with a median follow-up of 66 months (Mean follow-up of 60 months). In addition, we have a subset of eight ...
Moreno-Jimenez Sergio - - 2007
OBJECTIVE: To validate the radiosurgery-based arteriovenous malformation score (RBAS) as a predictor of outcome in patients with arteriovenous malformations (AVMs) treated with LINAC-based conformal radiosurgery. METHODS: We analysed 40 patients with a mean follow-up of 22 months. One patient (2.5%) pertained to Spetzler-Martin Grade I, 11 (27.5%) to Grade II, ...
Sia S F - - 2007
Primary intracerebral haemorrhage (ICH) results in significant morbidity and mortality among patients. There is a paucity of epidemiological data on this condition in Malaysia. The purpose of this hospital based study was to define the clinical profile in patients with primary spontaneous intracerebral haemorrhage at University of Malaya Medical Centre ...
Izawa Masahiro - - 2007
BACKGROUND: Delayed cyst formation is a well-recognized complication after radiosurgery for intracranial AVM. The objective of the present study was the evaluation of the different management options for these lesions and the corresponding prognosis of patients. METHODS: Between 2000 and 2005, 12 patients with intracranial AVM initially treated by GKR ...
Karlsson Bengt - - 2007
OBJECT: The results of a novel radiosurgical approach to treat large arteriovenous malformations (AVMs) with repeated radiosurgery are presented and discussed. METHODS: The outcome was studied following repeated Gamma Knife surgery (GKS) for large AVMs, defined as a nidus volume of 9 ml or more. The philosophy was to treat ...
Kim Kyung Rae - - 2007
PURPOSE: To evaluate the effectiveness and safety of treatment of high-flow priapism (HFP) with superselective transcatheter embolization at nine university hospitals. MATERIALS AND METHODS: Between May 1994 and October 2006, 27 patients underwent superselective embolization of the cavernous artery for HFP. Trauma was apparent in 22 patients, there was self-administered ...
Lee Jae-Whan - - 2008
OBJECTIVE: Cavernous malformations (CMs) are vascular malformations affecting any part of the central nervous system. CMs in the pediatric age group are known to be different from those of adults both in origin and clinical characteristics. In this paper, we report our experience in managing CMs in pediatric patients. MATERIALS ...
Pascual M - - 2008
The consequences of selection for growth rate and the associated decrease of maturity at slaughter in rabbits on collagen content, collagen solubility, meat texture (Warner-Bratzler shear device) and the sensory properties of the m. Longissimus were studied. Sixty rabbits from the 7th generation of a line selected for growth rate ...
Nataf François - - 2007
OBJECTIVE: To detect parameters that may augment the therapeutic strategy in patients with a cerebral arteriovenous malformation (AVM) that is considered equally suitable for treatment by neurosurgery or radiosurgery, we compared the efficacy and risks of these two methods in a paired series with similar patient and AVM characteristics. PATIENTS ...
Koç Kenan - - 2007
AIM: This study was designed to determine the hemodynamics of cerebrospinal fluid flow in syringomyelia patients associated with Chiari I malformation using phase-contrast velocity-encoded-cine MRI and also to find out whether treatment outcomes may be predicted by these flow measurements. MATERIAL AND METHODS: Eighteen consecutive symptomatic patients with syringomyelia associated ...
Nyquist Paul - - 2007
Intraventricular hemorrhage (IVH) is associated with a high mortality and morbidity. Patients with this disorder may now be offered the possibility of treatment. This treatment comes in the form of intraventricular thrombolytics. At present a large randomized trial is testing the efficacy of intraventricular rt-PA in IVH in the setting ...
Chernov Mikhail F - - 2007
Outcome of urgent reoperation for major regional complication after removal of intracranial tumor was evaluated retrospectively in 100 consecutive patients treated since 1983. Urgent reoperation was performed from 3 to 240 hours (mean 74 hours) after primary surgery for 32 meningiomas, 23 pituitary adenomas, 22 gliomas, 13 vestibular schwannomas, and ...
Liscák Roman - - 2007
OBJECTIVE: Although relevant information exists regarding the chance of obliterating arteriovenous malformations (AVMs) using radiosurgery, the overall chance of cure after gamma knife radiosurgery is usually only extrapolated from a portion of all monitored patients. This chance and the risks involved in radiosurgery, including repeat treatment when necessary in a ...
Hukin Juliette - - 2007
BACKGROUND: Surgical removal and radiation therapy are associated with significant risk for morbidity in the pediatric population with craniopharyngioma. Intracystic therapies have been utilized in some centers to potentially decrease morbidity associated with cystic craniopharyngioma. The aim of the study was to review the Canadian experience with intracystic bleomycin therapy ...
Moreno-Jiménez Sergio - - 2007
BACKGROUND: Little is written about the clinical outcome and predictor factors of obliteration and treatment success in patients with intracranial AVMs treated with LINAC-based conformal radiosurgery in Mexican institutions. METHODS: We analyzed 40 patients with intracranial AVMs with a mean follow-up of 29 (range, 23-34) months. Seven AVMs (17.5%) had ...
Hosalkar Harish S - - 2007
STUDY DESIGN: Level III retrospective case series with historical controls. OBJECTIVE: To evaluate the mid- to long-term outcomes of serial arterial embolization as a primary treatment modality for large sacral giant-cell tumors (SGCT). SUMMARY OF BACKGROUND DATA: Giant-cell tumors are potentially aggressive benign tumors that can cause significant morbidity and ...
Kiymaz Nejmi - - 2007
BACKGROUND: Various surgical methods are recommended for the therapy of chronic subdural hematoma (CSH). In this study, burr-hole continuous drainage (CD) and burr-hole one-time drainage (OTD) methods for the treatment of CSH are retrospectively compared. MATERIAL/METHODS: Fifty patients with CSH referred to this clinic between July 1995 and December 2003 ...
Dhople Anil - - 2007
PURPOSE: To assess efficacy and quality of life (QOL) outcomes associated with gamma-knife radiosurgery (GK-RS) in treating atypical trigeminal neuralgia (ATN) compared with classic trigeminal neuralgia (CTN). METHODS AND MATERIALS: Between September 1996 and September 2004, 35 cases of ATN were treated with GK-RS. Patients were categorized into two groups: ...
Kwon Se Hwan - - 2007
PURPOSE: To evaluate the therapeutic effectiveness of ovarian vein embolization using coils for pelvic congestion syndrome (PCS), a common cause of chronic pelvic pain in multiparous women. METHODS: Between November 1998 and June 2005, 67 patients were diagnosed with PCS and underwent ovarian vein coil embolization. Through medical records and ...
Massager Nicolas - - 2007
OBJECTIVE: The authors conducted a comparative study to analyze dosimetry and results to understand the significant difference in the rate of trigeminal dysfunction after gamma knife radiosurgery for trigeminal neuralgia between two centers using the same target. METHODS: The data of 358 patients (109 patients from Brussels and 259 patients ...
Kim I-S - - 2007
OBJECTIVE: This study compared the technical implications and clinical outcome of patients treated for an intracerebral hemorrhage using two minimally invasive procedures: frame-based stereotactic hematoma aspiration and frameless navigation-guided hematoma aspiration followed by fibrinolysis. METHODS: Thirty patients with a spontaneous supratentorial intracerebral hemorrhage, which was treated by a frame-based (n=15) ...
Mounayer C - - 2007
BACKGROUND AND PURPOSE: To report our experience in the treatment of brain arteriovenous malformations (BAVMs) using Onyx (ev3, Irvine, Calif). Patients and METHODS: From January 1999 to October 2004, 94 patients with BAVMs were treated endovascularly in our department. They were 51 (54%) men and 43 (46%) women with a ...
Andrade-Souza Yuri M - - 2007
OBJECTIVE: To evaluate the arteriovenous malformation (AVM) obliteration rate and the clinical outcome after radiosurgery in patients with and without previous embolization. METHODS: Of 244 patients who underwent linear accelerator radiosurgery for AVMs at the Sunnybrook Health Sciences Centre between 1989 and 2000, 61 patients had embolization before radiosurgery and ...
Ahuja S P - - 2007
We describe the management of a young boy with mild haemophilia A and a massive iliac pseudotumour with a multi modality approach involving factor replacement, radiation therapy, embolization and surgery. The patient was initially treated with recombinant factor VIII and radiation therapy. Because of inadequate response and worsening of bony ...
Kikuchi Akira - - 2007
BACKGROUND: Long-term survivors of childhood acute lymphoblastic leukemia (ALL) sometimes suffer from adverse long-term sequelae. We analyzed the incidence, clinical course and prognosis of moyamoya syndrome (MoS) following childhood ALL. PROCEDURE: A total of 1,846 ALL patients were treated with four consecutive TCCSG ALL protocols (L84-11, L89-12, L92-13, and L95-14) ...
Disqué Claudia - - 2007
INTRODUCTION: Early hemicraniectomy reduces mortality in malignant middle cerebral artery (MCA) infarctions to 16%, although the benefit on functional outcome is still unclear. We treat patients with malignant MCA infarction younger than 60 years. Epidural or subgaleal hemorrhages are relatively common complications. Only 1 trial described parenchymal hemorrhage as a ...
Abadal-Centellas Josep M - - 2007
BACKGROUND: Refractory intracranial hypertension (ICH) to second level measures after severe traumatic brain injury (TBI) is associated with mortality up to 84% to 100%. The use of external lumbar drainage (ELD) has been described in these patients. We report our experience with the use of ELD in 17 cases of ...
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