abstract：INTRODUCTION:Decreased fractional anisotropy (FA) demonstrated by diffusion tensor MR imaging (DTI) in areas of white matter (WM) damage is generally associated with increase of radial diffusivity, while axial diffusivity is reported to be decreased, unchanged, or increased. Aiming to better define the type of axial di...

journal_title：Neuroradiology

authors： Della Nave R,Ginestroni A,Diciotti S,Salvatore E,Soricelli A,Mascalchi M

更新日期：2011-05-01 00:00:00

abstract：INTRODUCTION:Supported by results of the ECASS III study, intravenous rt-PA thrombolysis is considered a standard therapy for acute stroke within 4.5 h. Still under debate is the use of a more aggressive treatment as that of local intraarterial thrombolysis (LIT) or combining intravenous administration of recombinant t...

journal_title：Neuroradiology

authors： Seifert M,Ahlbrecht A,Dohmen C,Spuentrup E,Moeller-Hartmann W

更新日期：2011-04-01 00:00:00

abstract：INTRODUCTION:The cervical spine is prone to artefacts in T2 MR-imaging due to patient movements and cerebrospinal fluid flow. The periodically rotated overlapping parallel lines with enhanced reconstruction (PROPELLER/BLADE) acquisition method was developed to reduce motion artefacts. We sought to determine if T2-BLADE...

journal_title：Neuroradiology

authors： Ragoschke-Schumm A,Schmidt P,Schumm J,Reimann G,Mentzel HJ,Kaiser WA,Mayer TE

更新日期：2011-01-01 00:00:00

abstract：INTRODUCTION:Metaplastic ossification is a rare event in nasal polyps. The purpose of this study was to review the computed tomography (CT) and magnetic resonance (MR) imaging findings of nasal polyps with metaplastic ossification. METHODS:CT (n=5) and MR (n=3) images of five patients (four men and one woman; mean age...

journal_title：Neuroradiology

authors： Kim YK,Kim HJ,Kim J,Chung SK,Kim E,Ko YH,Kim ST

更新日期：2010-12-01 00:00:00

abstract：INTRODUCTION:The study aims to describe the endocrinological and magnetic resonance imaging (MRI) features of the rarely reported xanthogranulomas associated with pituitary adenoma. METHODS:Of 231 consecutive pituitary adenomas treated surgically, those with xanthogranulomatous reaction on histology were reviewed. RE...

journal_title：Neuroradiology

authors： Nishioka H,Shibuya M,Ohtsuka K,Ikeda Y,Haraoka J

更新日期：2010-11-01 00:00:00

abstract：INTRODUCTION:We aimed to assess the value of a second MR scan in the radiological diagnosis of dementia. METHODS:One hundred twenty subjects with clinical follow-up of at least 1 year with two scans were selected from a cognitive disorders clinic. Scans were reviewed as a single first scan (method A), two unregistered...

journal_title：Neuroradiology

authors： Barnes J,Mitchell LA,Kennedy J,Bastos-Leite AJ,Barker S,Lehmann M,Nordstrom RC,Frost C,Smith JR,Garde E,Rossor MN,Fox NC

更新日期：2010-11-01 00:00:00

abstract：INTRODUCTION:Principles of echo shifting with a train of observations (PRESTO) sequence has long echo time which emphasizes the effect of T2* relaxation time and contribute to its high sensitivity to the susceptibility change. The aim of our study was to evaluate the ability of 3D-PRESTO sequence in detecting putaminal...

journal_title：Neuroradiology

authors： Sakurai K,Kawaguchi T,Kawai T,Ogino H,Hara M,Okita K,Yamawaki T,Shibamoto Y

更新日期：2010-09-01 00:00:00

abstract：:Enormous progress has been made in assessing the neonatal brain, using magnetic resonance imaging (MRI). In this review, we will describe the use of MRI and proton magnetic resonance spectroscopy in detecting different patterns of brain injury in (full-term) human neonates following hypoxic-ischaemic brain injury and ...

journal_title：Neuroradiology

authors： de Vries LS,Groenendaal F

更新日期：2010-06-01 00:00:00

abstract：INTRODUCTION:Our aim was to examine the feasibility of a computed tomographic angiography (CTA) protocol using a reduced dose of high-concentration contrast material on a 16 multidetector-row system to visualize both cervical and cerebral arteries in one session. METHODS:In 31 consecutive patients, we performed CTA co...

journal_title：Neuroradiology

authors： Fujikawa A,Tsuchiya K,Imai M,Nitatori T

更新日期：2010-04-01 00:00:00

abstract：INTRODUCTION:Internal carotid artery dissection with tandem internal carotid and middle cerebral artery occlusion may be responsible for large cerebral infarction that carries a general poor prognosis. Recanalization of internal carotid artery (ICA) dissection by stent-assisted thrombolysis has been recently proposed. ...

journal_title：Neuroradiology

authors： Mourand I,Brunel H,Vendrell JF,Thouvenot E,Bonafé A

更新日期：2010-02-01 00:00:00

abstract：INTRODUCTION:Type 2 diabetes (DM2) is associated with cognitive decline, but the pathogenesis of this important complication remains unclear. We investigated whether abnormalities in neuronal metabolism or membrane integrity in normal appearing cerebral white matter are associated with cognitive impairment in patients ...

journal_title：Neuroradiology

authors： Tiehuis A,van der Meer F,Mali W,Pleizier M,Biessels GJ,Kappelle J,Luijten P

更新日期：2010-02-01 00:00:00

abstract：INTRODUCTION:The aims of the study were to summarize the characteristics of the spinal epidural cavernous hemangioma, especially for the MRI, and to improve the accurate rate of the preoperative diagnosis. METHODS:The clinical and medical imaging data of six patients with pure spinal epidural cavernous hemangioma prov...

journal_title：Neuroradiology

authors： Feng J,Xu YK,Li L,Yang RM,Ye XH,Zhang N,Yu T,Lin BQ

更新日期：2009-11-01 00:00:00

abstract：INTRODUCTION:Transplantation procedures using intraparenchymal injection of stem cells result in tissue injury in addition to associated surgical risks. Intravenous injection of mesenchymal stem cells gives engraftment to lesions, but the method has low efficiency and specificity. In traumatic brain injuries (TBI), the...

journal_title：Neuroradiology

authors： Lundberg J,Le Blanc K,Söderman M,Andersson T,Holmin S

更新日期：2009-10-01 00:00:00

abstract：INTRODUCTION:Not uncommonly, differentiating multiple sclerosis (MS) from ischemic cerebral vascular disease is difficult based on conventional magnetic resonance imaging (MRI). We aim to determine whether preferential occult injury in the normal-appearing corpus callosum (NACC) is more severe in patients with MS than ...

journal_title：Neuroradiology

authors： Lou X,Jiang W,Ma L,Ma N,Cai Y,Huang D,Wong EH

更新日期：2009-09-01 00:00:00

abstract：INTRODUCTION:This study aimed to evaluate the safety and efficiency of the endovascular treatment of transverse-sigmoid sinus dural arteriovenous fistulas (TS_dAVF). METHODS:A total of 150 consecutive patients and 348 procedures were evaluated. RESULTS:Pulsatile tinnitus (81%), headache (15%), and intracranial hemorr...

journal_title：Neuroradiology

authors： Kirsch M,Liebig T,Kühne D,Henkes H

更新日期：2009-07-01 00:00:00

abstract：INTRODUCTION:The purpose of the study is to describe our experience in eight cases of horizontal stenting across the circle of Willis in patients with terminal aneurysms. METHODS:Eight patients were treated with horizontal stent placement and aneurysm coiling. All aneurysms had highly unfavourable dome to neck ratios....

journal_title：Neuroradiology

authors： Siddiqui MA,J Bhattacharya J,Lindsay KW,Jenkins S

更新日期：2009-06-01 00:00:00

abstract：PURPOSE:This study aimed to retrospectively analyze a series of patients with complex posterior circulation stenosis who underwent stent-assisted angioplasty to evaluate the feasibility of the procedure and summarize the experience with regard to complications. METHODS:A total of 16 consecutive patients with 27 comple...

journal_title：Neuroradiology

authors： Wang B,Miao ZR,Li GL,Hua Y,Ji XM,Jiao LQ,Wang RZ,Ling F

更新日期：2009-05-01 00:00:00

abstract：INTRODUCTION:In conjunction with intravenous and/or intra-arterial thrombolysis, adjuvant revascularization of intracranial artery occlusion by angioplasty vs. stenting remains controversial. We evaluated outcome in patients with intracranial occlusion after angioplasty and/or stenting. MATERIALS AND METHODS:Thirty-th...

journal_title：Neuroradiology

authors： Choi JW,Kim JK,Choi BS,Kim JH,Hwang HJ,Kim JS,Kim SJ,Suh DC

更新日期：2009-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this study was to determine whether coil embolisation with a new complex-shaped Guglielmi Detachable Coil (GDC 360 degrees; Boston Scientific Neurovascular, Fremont, CA, USA) has any effect on the stability of aneurysm occlusion. MATERIALS AND METHODS:Fifty-one consecutive patients with int...

journal_title：Neuroradiology

authors： Taschner CA,Thines L,El-Mahdy M,Rachdi H,Gauvrit JY,Lejeune JP,Pruvo JP,Leclerc X

更新日期：2009-01-01 00:00:00

abstract：INTRODUCTION:Despite the high grade of standardisation of study protocols, there is still room for variability among the centres in specific treatment aspects. We evaluated the treatment risk in stent-protected angioplasty of the carotid versus endarterectomy (SPACE) associated with the specific patient enrollment rate...

journal_title：Neuroradiology

authors： Fiehler J,Jansen O,Berger J,Eckstein HH,Ringleb PA,Stingele R

更新日期：2008-12-01 00:00:00

abstract：INTRODUCTION:The pathogenesis of delayed cerebral ischemia (DCI) after subarachnoid hemorrhage (SAH) is unclear. We assessed whether DCI relates to focal or global cerebral perfusion on admission and on follow-up imaging. MATERIALS AND METHODS:Twenty-seven SAH patients underwent computed tomography (CT) perfusion (CTP...

journal_title：Neuroradiology

authors： Rijsdijk M,van der Schaaf IC,Velthuis BK,Wermer MJ,Rinkel GJ

更新日期：2008-09-01 00:00:00

abstract：INTRODUCTION:We report the characteristics, diagnosis and treatment of dural arteriovenous fistula (DAVF) of the hypoglossal canal in nine patients with this relatively rare vascular disorder. METHODS:Of 248 patients with intracranial DAVFs managed at our institution, nine patients (3.6%; four men, five women; mean ag...

journal_title：Neuroradiology

authors： Manabe S,Satoh K,Matsubara S,Satomi J,Hanaoka M,Nagahiro S

更新日期：2008-08-01 00:00:00

abstract：:Acute respiratory distress syndrome (ARDS) is characterized by sudden onset of respiratory distress, infiltrates on radiographs consistent with pulmonary oedema, hypoxaemia and increased work in breathing. Infiltrates on radiographs are bilateral, but may be patchy or diffuse and fluffy or dense. It is associated with...

journal_title：Neuroradiology

authors： Murugesan C,Saravanan S,Rajkumar J,Prasad J,Banakal S,Muralidhar K

更新日期：2008-05-01 00:00:00

abstract：INTRODUCTION:We retrospectively evaluated the ischemic complications related to the anterior choroidal artery (AChA) and clinical outcome after coiling of AChA aneurysms. METHODS:We included 37 patients (27 with subarachnoid hemorrhage, 10 without) harboring 38 AChA aneurysms (23 ruptured, 15 unruptured) who were trea...

journal_title：Neuroradiology

authors： Kim BM,Kim DI,Chung EC,Kim SY,Shin YS,Park SI,Kim DJ,Suh SH,Choi CS,Won YS

更新日期：2008-03-01 00:00:00

abstract：INTRODUCTION:Carotid angioplasty and stenting (CAS) has widely replaced balloon angioplasty (percutaneous transluminal angioplasty, PTA) in the treatment of internal carotid artery stenosis (ICAS). Here we assess whether the use of stents increases the safety and long-term efficacy of angioplasty in patients with ICAS....

journal_title：Neuroradiology

authors： Wittkugel O,Gbadamosi J,Rosenkranz M,Fiehler J,Zeumer H,Grzyska U

更新日期：2008-03-01 00:00:00

abstract：INTRODUCTION:To demonstrate intratumoral susceptibility effects in malignant brain tumors and to assess visualization of susceptibility effects before and after administration of the paramagnetic contrast agent MultiHance (gadobenate dimeglumine; Bracco Imaging), an agent known to have high relaxivity, with respect to ...

journal_title：Neuroradiology

authors： Pinker K,Noebauer-Huhmann IM,Stavrou I,Hoeftberger R,Szomolanyi P,Weber M,Stadlbauer A,Grabner G,Knosp E,Trattnig S

更新日期：2008-01-01 00:00:00

abstract：INTRODUCTION:Biological and biophysical factors have been shown to play an important role in the initiation, progression, and rupture of intracranial aneurysms. The purpose of this study was to evaluate the association between hemodynamic forces and markers of vascular remodeling in elastase-induced saccular aneurysms ...

journal_title：Neuroradiology

authors： Kadirvel R,Ding YH,Dai D,Zakaria H,Robertson AM,Danielson MA,Lewis DA,Cloft HJ,Kallmes DF

更新日期：2007-12-01 00:00:00

abstract：METHODS:We studied four patients with diabetes mellitus and chronic renal failure who developed sudden choreic movement disorders. The clinical manifestations, laboratory findings, MR imaging findings, and clinical outcome in each patient were evaluated. RESULTS:All four patients had long-term diabetes mellitus and se...

journal_title：Neuroradiology

authors： Lee EJ,Park JH,Ihn Yk,Kim YJ,Lee SK,Park CS

更新日期：2007-12-01 00:00:00

abstract：INTRODUCTION:Homozygous familial hypercholesterolemia (FH) is considered a model disease for excessive plasma cholesterol levels. Patients with untreated homozygous FH have a markedly increased risk for premature atherosclerosis. The frequency and extent of ischemic brain damage detectable by high-field magnetic resona...

journal_title：Neuroradiology

authors： Schmitz SA,O'Regan DP,Fitzpatrick J,Neuwirth C,Potter E,Tosi I,Hajnal JV,Naoumova RP

更新日期：2007-11-01 00:00:00

abstract：INTRODUCTION:The cerebral and cerebellar network involved in a bimanual object recognition was studied in blood oxygenation dependent level functional magnetic resonance imaging (fMRI). METHODS:Nine healthy right-handed volunteers were scanned (1) while performing bilateral finger movements (nondiscrimination motor ta...

journal_title：Neuroradiology

authors： Habas C,Cabanis EA

更新日期：2007-08-01 00:00:00

abstract：:A noninvasive treatment of an occipital dural AV fistula by external compression of the carotid artery and jugular vein is documented. The late successful occlusion of the malformation after almost 19 months and a total of 13,216 single manual compressions shows that fistula occlusion can be achieved late and is depen...

journal_title：Neuroradiology

authors： Schumacher M,Szczeponik N

更新日期：2007-06-01 00:00:00

abstract：INTRODUCTION:Cellulose porous beads (CPBs) are exceptionally uniform in size and nonabsorbable and they provide highly effective tumor devascularization. The risk of cranial nerve palsy must not be overlooked when embolization with CPBs is considered in meningioma patients. We attempted to identify patients at risk of ...

journal_title：Neuroradiology

authors： Kai Y,Hamada J,Morioka M,Yano S,Nakamura H,Makino K,Mizuno T,Takeshima H,Kuratsu J

更新日期：2007-05-01 00:00:00

abstract：INTRODUCTION:The magnetic navigation system consists of an externally generated magnetic field that is used to control and steer a magnetically tipped microguidewire. The goal of this study was to demonstrate that the use of the magnetic navigation system and its magnetic microguidewire is feasible and safe in all type...

journal_title：Neuroradiology

authors： Dabus G,Gerstle RJ,Cross DT 3rd,Derdeyn CP,Moran CJ

更新日期：2007-04-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the risks of endovascular therapy, aneurysm regrowth, recanalization and the need for reembolization. METHOD:A prospective analysis was performed on 211 aneurysms treated endovascularly from February 2000 to December 2003. Of these 211 aneurysms, 81 were asymptomatic ...

journal_title：Neuroradiology

authors： Grunwald IQ,Papanagiotou P,Struffert T,Politi M,Krick C,Gül G,Reith W

更新日期：2007-01-01 00:00:00

abstract：INTRODUCTION:Basilar tip aneurysms are the most frequent type of aneurysm in the posterior circulation. Specifically, if wide-necked, they remain a significant therapeutic challenge. On the endovascular side, stents may help to overcome many of these technical challenges. However, if both P1 segments encroach into the ...

journal_title：Neuroradiology

authors： Wanke I,Gizewski E,Forsting M

更新日期：2006-11-01 00:00:00

abstract：INTRODUCTION:Toxoplasmosis and lymphoma are common lesions of the central nervous system in patients with AIDS. It is often difficult to distinguish between these lesions both clinically and radiographically. Previous research has demonstrated restricted diffusion within cerebral lymphomas and bacterial abscesses. Howe...

journal_title：Neuroradiology

authors： Schroeder PC,Post MJ,Oschatz E,Stadler A,Bruce-Gregorios J,Thurnher MM

更新日期：2006-10-01 00:00:00

abstract：INTRODUCTION:There are still no standardized guidelines for perfusion computerized tomography (PCT) analysis. METHODS:A total of 61 PCT studies were analyzed using either the anterior cerebral artery (ACA) or the middle cerebral artery (MCA) as the arterial reference, and the superior sagittal sinus (SSS) or the vein ...

journal_title：Neuroradiology

authors： Soustiel JF,Mor N,Zaaroor M,Goldsher D

更新日期：2006-09-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to assess regional cerebral blood flow (rCBV) in areas of CT hypoattenuation appearing in the postoperative period in patients treated for aneurysmal subarachnoid hemorrhage (SAH) using xenon-enhanced CT scanning (Xe-CT). METHODS:We analyzed 15 patients (5 male and 10 female; mea...

journal_title：Neuroradiology

authors： Fainardi E,Tagliaferri MF,Compagnone C,Tanfani A,Cocciolo F,Battaglia R,Frattarelli M,Pascarella R,Targa L,Chieregato A

更新日期：2006-09-01 00:00:00

abstract：INTRODUCTION:From anatomical and angiographic studies, it is well known that there are several variations of the anterior cerebral artery (ACA). However, ACA variations have rarely been studied by magnetic resonance (MR) angiography. The purpose of this study was to investigate not only the type, location, configuratio...

journal_title：Neuroradiology

authors： Uchino A,Nomiyama K,Takase Y,Kudo S

更新日期：2006-09-01 00:00:00

abstract：:The goal of the present study was to evaluate the inter- and intrasubject reproducibility of FMRI activation for three memory encoding tasks previously used in the context of presurgical functional mapping. The primary region of interest (ROI) was the medial temporal lobe (MTL). Comparative ROIs included the inferior ...

journal_title：Neuroradiology

authors： Harrington GS,Tomaszewski Farias S,Buonocore MH,Yonelinas AP

更新日期：2006-07-01 00:00:00