Tumors and cysts.

abstract：:We report on two patients with intracranial atherosclerosis of the carotid artery or vertebral artery treated with stent-assisted angioplasty. Both patients have severe intracranial atherosclerosis (>70%) with refractory symptoms despite optimal medical treatment. In both patients, a coronary balloon-expandable stent ...

journal_title：Neuroradiology

authors： Nakahara T,Sakamoto S,Hamasaki O,Sakoda K

更新日期：2002-08-01 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：:An imaging technique capable of detecting ischaemic cerebral injury at an early stage could improve diagnosis in acute or transient cerebral ischaemia. We compared the ability of superparamagnetically contrast-enhanced MRI and conventional T2-weighted MRI to detect ischaemic injury early after unilateral occlusion of ...

journal_title：Neuroradiology

authors： Forsting M,Reith W,Dörfler A,von Kummer R,Hacke W,Sartor K

更新日期：1994-01-01 00:00:00

abstract：:Differentiating carotid near-occlusion (tight atherosclerotic stenosis causing distal artery size reduction) from conventional stenosis is the first step when grading carotid stenoses with NASCET method. The internal carotid artery (ICA) can be asymmetrically associated with Circle of Willis variations. When such ICA ...

journal_title：Neuroradiology

authors： Johansson E,Aviv RI,Fox AJ

更新日期：2020-01-01 00:00:00

abstract：:We reviewed the imaging of four pathologically proven calvarial eosinophil granulomas. The diameter of the lesions ranged from 13 to 40 mm; three were biconvex, but the other had a collar-stud appearance. Two lesions were in the frontal and two in the parietal bone. On bone-window CT, a bevelled edge was seen in three...

journal_title：Neuroradiology

authors： Okamoto K,Ito J,Furusawa T,Sakai K,Tokiguchi S

更新日期：1999-10-01 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：:Immediate complete occlusion of complex cerebral aneurysms associated with perforating or major branch arteries may cause serious ischemic complications due to poor collateral supply. Flow reversal with concomitant proximal occlusion is an important therapeutic strategy in clinical practice and induces gradual thrombo...

journal_title：Neuroradiology

authors： Oruckaptan HH,Cekirge HS

更新日期：2011-06-01 00:00:00

abstract：:Four cases of Leigh's disease (subacute necrotizing encephalomyelopathy), two confirmed at postmortem examination, have been investigated recently by CT scanning. All four showed the same symmetrical areas of low attenuation in the basal ganglia, especially the putamina. These areas corresponded with the typical areas...

journal_title：Neuroradiology

authors： Hall K,Gardner-Medwin D

更新日期：1978-01-01 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：BACKGROUND:As adequate therapy for retinoblastoma in young children depends on infiltration of extra-retinal structures, diagnostic modalities play an essential role. METHODS:In this widely extended study, 80 children with retinoblastoma were studied with MRI (standard fat-suppressed Gd-enhanced T1, T2 thin-slice sequ...

journal_title：Neuroradiology

authors： Gizewski ER,Wanke I,Jurklies C,Güngör AR,Forsting M

更新日期：2005-01-01 00:00:00

abstract：:Congenital dermal sinus is a type of closed spinal dysraphism. Cervical and thoracic regions are the rare sites for dorsal dermal sinuses. Dermal sinuses are frequently associated with dermoid or epidermoid tumor and osseous abnormalities such as bifid spinous process. The association of dorsal dermal sinuses with ver...

journal_title：Neuroradiology

authors： Aydin K,Sencer S,Minareci O

更新日期：2001-12-01 00:00:00

abstract：:A "bright thalamus" is not uncommonly observed in cranial sonograms of asphyxiated neonates, but not those of older infants. Three infants, aged 9-14 months, developed acute onset of seizures and disturbance of consciousness after a minor prodromal illness. Bilateral thalamic infarcts were demonstrated by ultrasonogra...

journal_title：Neuroradiology

authors： Wang HS,Huang SC

更新日期：1993-01-01 00:00:00

abstract：INTRODUCTION:Endovascular coil embolization of posterior circulation aneurysms has advantages over a surgical approach. However, the application of coil embolization is sometimes limited in wide-necked posterior inferior cerebellar artery (PICA) aneurysms, which are incorporating the origin of the branch. Presented her...

journal_title：Neuroradiology

authors： Cho YD,Kang HS,Lee WJ,Kim KM,Kim JE,Han MH

更新日期：2013-07-01 00:00:00

abstract：INTRODUCTION:The possibility of recanalization and the need for retreatment are the most important limitations of intracranial aneurysm embolization. The purpose of the study was to compare the size of aneurysm remnants measured at follow-up with three-dimensional digital subtracted angiography (3D-DSA) and magnetic re...

journal_title：Neuroradiology

authors： Serafin Z,Strześniewski P,Lasek W,Beuth W

更新日期：2012-12-01 00:00:00

abstract：:An anatomical study of the normal anterior inferior part and the floor of the third ventricle has been made and its radiological appearance shown. Specimens and casts were analyzed and correlated with ventriculograms using watersoluble contrast media. The detailed appearance of the optic recess and sulcus of Monro, wh...

journal_title：Neuroradiology

authors： Corrales M,Torrealba G

更新日期：1976-09-21 00:00:00

abstract：PURPOSE:We aimed to assess the impact of metal artifact reduction software (MARs) on image quality of gemstone spectral imaging (GSI) dual-energy (DE) cerebral CT angiography (CTA) after intracranial aneurysm clipping. METHODS:This retrospective study was approved by the institutional review board, which waived patien...

journal_title：Neuroradiology

authors： Dunet V,Bernasconi M,Hajdu SD,Meuli RA,Daniel RT,Zerlauth JB

更新日期：2017-09-01 00:00:00

abstract：:We describe the evolution of parenchymal cerebral cysticerci on MRI, to assess signs of early cyst degeneration. We studied 15 lesions in four treated and one untreated patient. MRI was performed before therapy and repeated in the 1st month after each course of anticysticercus drugs, every 4 months during the 1st year...

journal_title：Neuroradiology

authors： Dumas JL,Visy JM,Belin C,Gaston A,Goldlust D,Dumas M

更新日期：1997-01-01 00:00:00

abstract：:Occipital condylar fractures (OCF) are rare and have a high mortality rate. We report a patient with OCF who presented with acute hydrocephalus and died from diffuse vasospasm secondary to vertebral artery injury. A 45-year-old man fell 20 feet from a deer stand and landed on his head. CT showed a type III OCF continu...

journal_title：Neuroradiology

authors： Menéndez JA,Başkaya MK,Day MA,Nanda A

更新日期：2001-03-01 00:00:00

abstract：:L5 radicular pain related to an epidural gas-containing pseudocyst is described in a 62-year-old female. Transient resolution of radicular pain was observed after CT-guided gas aspiration. Recurrent radicular pain led to surgical treatment; after operation the radicular pain disappeared. ...

journal_title：Neuroradiology

authors： Bosser V,Dietemann JL,Warter JM,Granel de Solignac M,Beaujeux R,Buchheit F

更新日期：1990-01-01 00:00:00

abstract：PURPOSE:The aim of this study was to describe imaging markers of decision-making under uncertain conditions in normal individuals, in order to provide baseline activity to compare to impaired decision-making in pathological states. METHODS:In this cross-sectional study, 19 healthy subjects ages 18-35 completed a novel...

journal_title：Neuroradiology

authors： Farrar DC,Mian AZ,Budson AE,Moss MB,Killiany RJ

更新日期：2018-01-01 00:00:00

abstract：:Myelographic root sleeve deformities, uncovertebral spondylosis and myelopathy were correlated in 56 patients. Good correlation between root sleeve deformities and uncovertebral spondylosis was found. However, in some cases with spinal canal stenosis root sleeve deformities were found without corresponding bone change...

journal_title：Neuroradiology

authors： Nakstad P,Sortland O,Wiberg J

更新日期：1985-01-01 00:00:00

abstract：:In the article "Magnetic resonance imaging features of the superior cervical ganglion and expected changes after radiation therapy to the head and neck in a long-term follow-up", one of the author names, K Chokkappan, was spelled incorrectly. ...

journal_title：Neuroradiology

authors： Ravanelli M,Tononcelli E,Leali M,Buffa I,Loke SC,Karandikar A,Chokkappan K,Yue GOC,Goh JPN,Tan TY,Farina D

更新日期：2020-06-01 00:00:00

abstract：PURPOSE:The aim of this study is to differentiate recurrent/residual gliomas from postradiation changes using arterial spin labeling (ASL) perfusion and diffusion tensor imaging (DTI)-derived metrics. METHODS:Prospective study was conducted upon 42 patients with high-grade gliomas after radiotherapy only or prior to o...

journal_title：Neuroradiology

authors： Razek AAKA,El-Serougy L,Abdelsalam M,Gaballa G,Talaat M

更新日期：2018-02-01 00:00:00

abstract：:We compared gradient-echo (GRE), spin-echo (SE) and stimulated-echo (STE) echo-planar imaging sequences for perfusion-weighted imaging at different field strengths. Focal cerebral ischaemia was induced by endovascular occlusion of the middle cerebral artery in eight rats. MR was performed at 4.7 T or 2.35 T. With each...

journal_title：Neuroradiology

authors： Heiland S,Kreibich W,Reith W,Benner T,Dörfler A,Forsting M,Sartor K

更新日期：1998-04-01 00:00:00

abstract：PURPOSE:MRI-based risk stratification should be established to identify patients with internal carotid artery stenosis (ICS) who require further PET or SPECT evaluation. This study assessed whether multiparametric flow analysis using time-resolved 3D phase-contrast (4D flow) MRI can detect cerebral hemodynamic impairme...

journal_title：Neuroradiology

authors： Ando T,Sekine T,Murai Y,Orita E,Takagi R,Amano Y,Iwata K,Nakaza M,Ogawa M,Obara M,Kumita SI

更新日期：2020-11-01 00:00:00

abstract：PURPOSE:Pineal cysts are common incidental findings in children undergoing magnetic resonance imaging (MRI). Several studies have suggested MRI follow-up if the cyst is larger than 10 mm. However, cysts do not usually change during follow-up. Prevalence, growth, and structure of the pineal cysts were analyzed to decide...

journal_title：Neuroradiology

authors： Jussila MP,Olsén P,Salokorpi N,Suo-Palosaari M

更新日期：2017-12-01 00:00:00

abstract：INTRODUCTION:Stasis filling, defined as delayed, weak, and persistent opacification of proximal segments of the cerebral arteries, is frequently found in brain dead patients. This phenomenon causes a major problem in the development of reliable computed tomographic angiography (CTA) protocol in the diagnosis of brain d...

journal_title：Neuroradiology

authors： Sawicki M,Bohatyrewicz R,Safranow K,Walecka A,Walecki J,Rowinski O,Solek-Pastuszka J,Czajkowski Z,Marzec-Lewenstein E,Motyl K,Przybyl W,Czarnecka A

更新日期：2013-09-01 00:00:00

abstract：:The authors study the alterations of the senile brain: cerebral atrophy due to neuronal loss, degenerative alterations of neurons, and vascular and ischemic alterations, including atherosclerosis, amyloid angiopathy, and lacunae. ...

journal_title：Neuroradiology

authors： Pellissier JF,Labrecque R,Salamon G

更新日期：1978-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this experimental phantom study was to compare radiation doses imparted to patients undergoing classical two-plane digital subtraction angiography (2-plane DSA) and 3D rotational angiography in interventional neuroradiology. METHODS:Thermoluminescence dosimeter (TLD) measurements were perfo...

journal_title：Neuroradiology

authors： Guberina N,Lechel U,Forsting M,Mönninghoff C,Dietrich U,Ringelstein A

更新日期：2016-07-01 00:00:00

abstract：:We assessed reproducible definition of two standardized co-ordinate systems for intersubject analysis of brain images. The baselines in the two co-ordinate systems were a modification of the canthomeatal (mCM) line and the anterior-posterior commissural (AC-PC) line. Axial spin-echo MR images of four subjects at 1.5T ...

journal_title：Neuroradiology

authors： Sandor T,Tieman J,Ong HT,Moss MB,Jolesz F,Albert M

更新日期：1994-10-01 00:00:00