The limitations of definition of blood vessels with computer intravenous angiography.

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 studied the changes in brain water diffusion in childhood as seen on diffusion-weighted MRI in 30 children from 1 day of life to 17 years to provide a data base and to investigate the correlation of diffusion changes with known patterns of white matter maturation. The apparent diffusion coefficient (ADC) and appare...

journal_title：Neuroradiology

authors： Morriss MC,Zimmerman RA,Bilaniuk LT,Hunter JV,Haselgrove JC

更新日期：1999-12-01 00:00:00

abstract：:MRI in a 17-year-old boy with known congenital agammaglobulinaemia (CA) demonstrated signs of chronic leptomeningeal inflammation with thickened, enhancing meninges. Furthermore, high signal was found symmetrically on T2-weighted images in the frontal and parietal white matter. The patient presented with severe genera...

journal_title：Neuroradiology

authors： Ozdoba C,Ramelli G,Schroth G

更新日期：1998-08-01 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：:The imaging characteristics of concurrent spinal cord injury in children with hypoxic-ischaemic injury of the brain have not been described. We present the MRI findings of hypoxic-ischaemic injury of the brain and spinal cord following hypovolaemic shock in a 2-year-old girl. ...

journal_title：Neuroradiology

authors： Liou RJ,Chen CY,Chou TY,Chen FH,Lee CC,Lee FY,Zimmerman RA

更新日期：1996-05-01 00:00:00

abstract：:Eight cases of vertebral chordoma, exclusive of the sacrococcygeus, are presented. The conventional radiographic signs in descending order of importance in differential diagnosis are: destruction of multiple adjacent vertebral bodies; a paravertebral or precervical soft tissue mass; osteosclerosis, seen mainly at the ...

journal_title：Neuroradiology

authors： Pinto RS,Lin JP,Firooznia H,Lefleur RS

更新日期：1975-09-15 00:00:00

abstract：:We present a case of plasma cell granuloma involving the dura mater with infiltration of the adjacent brain parenchyma. The radiological and pathological features of this entity are described. ...

journal_title：Neuroradiology

authors： Breidahl WH,Robbins PD,Ives FJ,Wong G

更新日期：1996-05-01 00:00:00

abstract：:From 1961 to 1973 forty patients with surgically confirmed intracranial abscesses had preoperative cerebral angiography. The findings were abnormal in all cases but one. In 20 patients (50%) the primary diagnosis was a space-occupying lesion. In 19 patients (47.5%) an abscess was suggested by the presence of a capsule...

journal_title：Neuroradiology

authors： Nielsen H,Halaburt H

更新日期：1976-11-11 00:00:00

abstract：:A 66-year-old woman with a right hemiplegia due to cerebral haemorrhage was found to have heterotopic grey matter in the left frontal and right frontal and parietal lobes. She had no neurological disturbance prior to the haemorrhage. Regional cerebral blood flow (rCBF) was measured by xenon-CT (Xe-CT) in the zones of ...

journal_title：Neuroradiology

authors： Shimodozono M,Kawahira K,Tanaka N

更新日期：1995-08-01 00:00:00

abstract：PURPOSE:To maintain alertness and to remain motionless during scanning represent a substantial challenge for patients/subjects involved in both clinical and research functional magnetic resonance imaging (fMRI) examinations. Therefore, availability and application of new data acquisition protocols allowing the shorteni...

journal_title：Neuroradiology

authors： Kiss M,Hermann P,Vidnyánszky Z,Gál V

更新日期：2018-03-01 00:00:00

abstract：:Accurate interpretation of orbital imaging in the presence of either orbital implants requires a sound knowledge of both the surgical approach used and the imaging characteristics of the implanted devices themselves. In this article, the radiological appearance of the various devices used in ophthalmology, and their r...

journal_title：Neuroradiology

authors： Adams A,Mankad K,Poitelea C,Verity DH,Davagnanam I

更新日期：2014-11-01 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：:We report a new transvenous endovascular route for treatment of dural arteriovenous fistulas of the cavernous sinus. The cavernous sinus was approached from the contralateral pterygoid plexus and embolization of a dural fistula was performed successfully with Guglielmi detachable coils. ...

journal_title：Neuroradiology

authors： Jahan R,Gobin YP,Glenn B,Duckwiler GR,Viñuela F

更新日期：1998-03-01 00:00:00

abstract：INTRODUCTION:The decision on thrombolytics administration is usually based on a generalized, rigid time-based rule rather than an individualized evaluation of the "tissue at risk of infarction" which is the target of the recanalization therapies. The goals of our article are to assess whether there is tissue at risk of...

journal_title：Neuroradiology

authors： Leiva-Salinas C,Aghaebrahim A,Zhu G,Patrie JT,Xin W,Lau BC,Jovin T,Wintermark M

更新日期：2013-07-01 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：:This paper analyzes our findings in a series of 1900 CT examinations carried out on 950 children after ventricular drainage. Blood in the ventricles is a relatively frequent findings in the immediate postoperative course, and gliotic or poroencephalic phenomena are often found in the late course. Persistence of ventri...

journal_title：Neuroradiology

authors： Palmieri A,del Vecchio E,Ambrosio A,Pasquini U,Menichelli F,Salvolini U

更新日期：1982-01-01 00:00:00

abstract：:Choroid plexus lipomas (CPL) are known to be associated with pericallosal lipomas (lipomas of the corpus callosum--LCC). Twenty-six cases have previously been reported. Approximately half of these lipomas are connected via the choroidal fissure (LCC-CPL); this connection is almost always bilateral. We present an unusu...

journal_title：Neuroradiology

authors： Melin GI,Keller MS

更新日期：1992-01-01 00:00:00

abstract：:Retrospective review of 1517 lumbar CT examinations revealed extraspinal pathology in 22 (1.45%). Retroperitoneal tumors and lymphadenopathy as well as vascular, urinary tract and gynecologic abnormalities were identified. This study demonstrates the need to carefully evaluate the visualized portions of the abdomen an...

journal_title：Neuroradiology

authors： Frager DH,Elkin CM,Kansler F,Mendelsohn SL,Leeds NE

更新日期：1986-01-01 00:00:00

abstract：:The characteristic findings on computed tomography (CT) in multiple sclerosis (MS) are discussed. In a series of 49 cases plain CT was normal in 21 (43%), cerebral atrophy alone was present in 17 (35%) and plaques were visible in 11 (23%). These were most often adjacent to the lateral ventricles (14 plaques) and in th...

journal_title：Neuroradiology

authors： Radue EW,Kendall BE

更新日期：1978-05-31 00:00:00

abstract：:Gadolinium based MRI contrast agents are considered very safe due to their well known pharmacologic properties and elimination mechanisms. In this paper, we present a unique case in whom transient enhancement of CSF with contrast is seen. Severe renal failure is demonstrated to be responsible for this finding. The dia...

journal_title：Neuroradiology

authors： Erbay SH,Bhadelia RA

更新日期：2001-11-01 00:00:00

abstract：:The computerized tomographic and operative findings in 10 patients with chronic subdural hematoma (SDH) are reviewed. A constant correlation was found between the CT density and the colour of the hematoma evacuated thus enabling an accurate prediction of the colour of fluid one would expect to find at operation. Certa...

journal_title：Neuroradiology

authors： Naim-ur-Rahman

更新日期：1987-01-01 00:00:00

abstract：:The clinical and computer tomographic (CT) findings in eight patients with pathological evidence of cerebral gliosis and analyzed. CT findings do not permit differentiation of gliosis from other neoplastic and non-neoplastic conditions. ...

journal_title：Neuroradiology

authors： Weisberg L

更新日期：1981-01-01 00:00:00

abstract：PURPOSE:Diffusion tensor imaging (DTI) has shown promise in the measurement of peripheral nerve integrity, although the optimal way to apply the technique for the study of lumbar spinal nerves is unclear. The aims of this study are to use an improved DTI acquisition to investigate lumbar nerve root integrity and correl...

journal_title：Neuroradiology

authors： Chiou SY,Hellyer PJ,Sharp DJ,Newbould RD,Patel MC,Strutton PH

更新日期：2017-09-01 00:00:00

abstract：:The computed tomograms performed on a series of 41 patients during the course of prolonged treatment for acute leukaemia were reviewed. Thirty-one of these cases were referred for some neurological disturbance, the remainder for routine assessment. Abnormalities were present in 59%. In two cases there were leukaemic d...

journal_title：Neuroradiology

authors： Kingsley DP,Kendall BE

更新日期：1978-01-01 00:00:00

abstract：:Single-voxel proton magnetic resonance spectroscopy (1H-MRS), localised to the basal ganglia, was used to determine changes in metabolite levels in idiopathic spasmodic torticollis (IST). We examined nine patients and 13 healthy subjects. The mean values (+/- SD) of peak area ratios were: IST: N-acetyl-aspartate (NAA)...

journal_title：Neuroradiology

authors： Federico F,Lucivero V,Simone IL,Defazio G,De Salvia R,Mezzapesa DM,Petruzzellis M,Tortorella C,Livrea P

更新日期：2001-07-01 00:00:00

abstract：:With faster CT scanners, asymmetric/heterogeneous enhancement (ASHE) of the internal jugular veins (IJVs) is frequently encountered in the absence of pathology. We investigated the frequency, side, pattern and significance of ASHE in 200 patients with various head and neck lesions. Non-ionic contrast medium (300 mgI/m...

journal_title：Neuroradiology

authors： Sakai O,Nakashima N,Shibayama C,Shinozaki T,Furuse M

更新日期：1997-04-01 00:00:00

abstract：PURPOSE:Through a European-wide survey, we assessed the current clinical practice of imaging in the primary evaluation of dementia, with respect to standardised imaging, evaluation and reporting. METHODS:An online questionnaire was emailed to all European Society of Neuroradiology (ESNR) members (n = 1662) and non-mem...

journal_title：Neuroradiology

authors： Vernooij MW,Pizzini FB,Schmidt R,Smits M,Yousry TA,Bargallo N,Frisoni GB,Haller S,Barkhof F

更新日期：2019-06-01 00:00:00

abstract：:Angiotomographic studies were performed preoperatively on 201 arterial aneurysms and arteriovenous malformations (AVMs) of the head and neck. There were two extracranial aneurysms, 186 intracranial aneurysms and 13 intracranial AVMs. The equipment used was the Philips NeuroDiagnost, either armed with a single multisec...

journal_title：Neuroradiology

authors： Sartor K,Nadjmi M

更新日期：1979-02-26 00:00:00

abstract：:During arterial catherisation of a cerebral arteriovenous malformation it may be difficult or impossible to access the nidus of the malformation through its small, tortuous feeding vessels due to microcatheter impaction. Carbon dioxide, a most potent cerebral vasodilator, was temporarily added to the inspired gases of...

journal_title：Neuroradiology

authors： Djurberg HG,Tjan GT,Al Moutaery KR

更新日期：1998-07-01 00:00:00

abstract：:We monitored 10 patients with unresected (9) or partially resected (1) supratentorial gliomas with 11C-tyrosine position emission tomography (TYR-PET) before and after radiotherapy. TYR-PET tumour volumes were measured using a threshold technique. In seven patients the tumour volume decreased after radiotherapy, altho...

journal_title：Neuroradiology

authors： Heesters MA,Go KG,Kamman RL,Mooyaart EL,Meertens H,Paans AM,Pruim J

更新日期：1998-02-01 00:00:00