MRI of high-grade glial tumors: correlation between the degree of contrast enhancement and the volume of surrounding edema.

abstract：:Bilateral conductive deafness due to congenital absence of the long process of the incus (CALPI) is rare. The authors present the case of a patient with bilateral CALPI. To the best of our knowledge, this is the first reported case preoperatively diagnosed as bilateral CALPI by computed tomography. Multislice computed...

journal_title：Neuroradiology

authors： Watanabe A,Miyashima H,Kobashi T,Take K

更新日期：2004-10-01 00:00:00

abstract：:In seven patients with temporal bone fractures examined by both CT and MRI, thin section CT proved superior to MRI in demonstrating the full extent of the fractures and the status of the ossicular chain. MR studies were able to demonstrate fractures, when these fractures contained blood or CSF, and the presence of oss...

journal_title：Neuroradiology

authors： Zimmerman RA,Bilaniuk LT,Hackney DB,Goldberg HI,Grossman RI

更新日期：1987-01-01 00:00:00

abstract：:We report a patient with repeated venous infarcts in the occipital lobe and occlusion of the superior vena cava. The pathogenetic relationships between the superior vena cava occlusion and the brain infarcts are discussed. High pressure in the superior venous territory and incomplete patency of the transverse sinus ar...

journal_title：Neuroradiology

authors： Bozzao A,Gallucci M,Marsili L,Cerone G

更新日期：1997-06-01 00:00:00

abstract：:Occipital lobe atrophy can be identified on CT. In a review of 90 selected cases with brain ischemia symptoms, 45 cases were found to have hindbrain ischemia with symptoms of vertigo and/or 'blurred vision.' Ten cases (22%) had normal CT studies and 35 cases (78%) had abnormal CT studies. The CT brain scan of the cere...

journal_title：Neuroradiology

authors： Dobben G,Valvassori G,Mafee M

更新日期：1978-01-01 00:00:00

abstract：:The side effects associated with the use of Iotrol were determined in 100 patients and compared with metrizamide and iopamidol in two double-blind studies. The relevance of the distribution of the contrast medium in the CSF space to the occurrence of headache is discussed. The low persistence of iotrol in the brain pa...

journal_title：Neuroradiology

authors： Hammer B,Deisenhammer E

更新日期：1985-01-01 00:00:00

abstract：INTRODUCTION:This study aims to test a novel balloon expandable stent covered with a polytetrafluoroethylene membrane (neurovascular embolization cover (NEC), NFocus Neuromedical, Palo Alto, California) regarding angiographic and histologic aneurysm occlusion. Radiopacity, stent placement, navigation, flexibility, and ...

journal_title：Neuroradiology

authors： Kühn AL,Roth C,Romeike B,Grunwald IQ

更新日期：2014-01-01 00:00:00

abstract：:Meningeal sarcomas are very rare, highly aggressive tumours affecting children more frequently than adults. The clinical course and MRI of meningeal sarcomas in two cases are discussed with special regard to possible misinterpretation. In one case MRI demonstrated a circumscribed mass in contact with the meninges, wit...

journal_title：Neuroradiology

authors： Pfluger T,Weil S,Weis S,Bise K,Egger J,Hadorn HB,Hahn K

更新日期：1997-03-01 00:00:00

abstract：:There is still a controversy regarding the best regional brain atrophy measurements in multiple sclerosis (MS) studies. The aim of this study was to establish whether, in a cross-sectional study, the normalized measurements of regional brain atrophy correlate better with the MRI-defined regional brain lesions than the...

journal_title：Neuroradiology

authors： Zivadinov R,Locatelli L,Stival B,Bratina A,Grop A,Nasuelli D,Brnabic-Razmilic O,Zorzon M

更新日期：2003-11-01 00:00:00

abstract：PURPOSE:We describe the reorganization carried out during the COVID-19 outbreak at one of the stroke centers in Italy and report on the clinical features and procedural variables of stroke patients in need of endovascular treatment. METHODS:From 1 March to 10 May 2020, we retrospectively analyzed data from stroke pati...

journal_title：Neuroradiology

authors： Asteggiano F,Divenuto I,Ajello D,Gennaro N,Santonocito O,Marcheselli S,Balzarini L,Nuzzi NP,Politi LS

更新日期：2021-01-07 00:00:00

abstract：:MRI was used to study possible morphological changes in the visual system in 12 patients suffering from congenital blindness of peripheral (ocular) origin. While their optical pathways showed degeneration, hypoplasia or atrophy in 7 out of 12 cases, the occipital cortex appeared normal in all cases. This dissociation ...

journal_title：Neuroradiology

authors： Breitenseher M,Uhl F,Prayer Wimberger D,Deecke L,Trattnig S,Kramer J

更新日期：1998-07-01 00:00:00

abstract：PURPOSE:Few studies have examined the geometry of endovascular mechanical thrombectomy pathways. Here we examine the tortuosity and angulations of catheter pathways from the aortic arch to the termination of the internal carotid artery (ICA) and its association with thrombectomy performance. METHODS:We included 100 co...

journal_title：Neuroradiology

authors： Mokin M,Waqas M,Chin F,Rai H,Senko J,Sparks A,Ducharme RW,Springer M,Borlongan CV,Levy EI,Ionita C,Siddiqui AH

更新日期：2020-08-20 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：:We report a child with a giant upper cervical internal carotid artery pseudoaneurysm presenting with dysphagia, respiratory distress and a sentinel mild epistaxis, then massive epistaxis. Rupture of the pseudoaneurysm during treatment occurred, as in one reported case. Prompt endovascular treatment yielded a good outc...

journal_title：Neuroradiology

authors： Köroglu M,Arat A,Cekirge S,Akpinar E,Eryilmaz A,Akmansu H,Köroglu BK

更新日期：2002-10-01 00:00:00

abstract：:Quantitative diffusion-weighted MRI has been applied to the study of neurological diseases, including multiple sclerosis, where the molecular self-diffusion coefficient D has been measured in both lesions and normal-appearing white matter. Histograms of D have been used as a novel measure of the "lesion load", with po...

journal_title：Neuroradiology

authors： Wilson M,Morgan PS,Blumhardt LD

更新日期：2002-07-01 00:00:00

abstract：PURPOSE:Pituitary macroadenoma consistency can influence the ease of lesion removal during surgery, especially when using a transsphenoidal approach. Unfortunately, it is not assessable on standard qualitative MRI. Radiomic texture analysis could help in extracting mineable quantitative tissue characteristics. We aimed...

journal_title：Neuroradiology

authors： Cuocolo R,Ugga L,Solari D,Corvino S,D'Amico A,Russo D,Cappabianca P,Cavallo LM,Elefante A

更新日期：2020-12-01 00:00:00

abstract：:Our purpose was to describe the range of MRI findings in infectious and neoplastic involvement of the spine and spinal cord in symptomatic patients with the acquired immunodeficiency syndrome (AIDS). MRI studies in 55 patients with AIDS and neurological signs and symptoms thought to be related to the spine or spinal c...

journal_title：Neuroradiology

authors： Thurnher MM,Post MJ,Jinkins JR

更新日期：2000-08-01 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 describe the use of diffusion-weighted imaging and perfusion MRI using a contrast-medium bolus in the preoperative investigation for young man presenting with a cerebral ischaemic episode as a manifestation of moyamoya disease. ...

journal_title：Neuroradiology

authors： Adams WM,Laitt RD,Li KL,Jackson A,Sherrington CR,Talbot P

更新日期：1999-02-01 00:00:00

abstract：:The technique of the PA axial projection of the arches of the upper cervical vertebrae into the occipital foramen and the normal findings, are described. The influence of maximum forced anteflexion at the craniocervical junction and rotation of the head on the relations of atlas and axis is demonstrated. It seems that...

journal_title：Neuroradiology

authors： Jirout J

更新日期：1979-04-26 00:00:00

abstract：:We report the case of a 58-year-old man with a giant partially thrombosed anterior communicating artery aneurysm, which presented with mass effect. Our treatment strategy consisted of endovascular aneurysm circulatory exclusion prior to surgical resection. To do so, we first occluded both the two A1 segments and the a...

journal_title：Neuroradiology

authors： Mounayer C,Undrén P,Piotin M,Boissonnet H,Moret J

更新日期：2005-04-01 00:00:00

abstract：STUDY DESIGN:Prospective experimental uncontrolled trial. BACKGROUND:Lumbar microinstability (MI) is a common cause of lower back pain (LBP) and is related to intervertebral disc degeneration that leads to inability to adequately absorb applied loads. The term "microinstability" has recently been introduced to denote ...

journal_title：Neuroradiology

authors： Manfrè L,De Vivo AE,Al Qatami H,Ventura F,Zobel B,Midiri M,Chandra RV,Carter NS,Hirsch J

更新日期：2020-09-01 00:00:00

abstract：PURPOSE:This study aimed to investigate brain white matter (WM) changes and their relationship to cognition in patients with anti-N-methyl-D-aspartate (anti-NMDA) receptor encephalitis. Multivariate pattern analysis (MVPA) was used to explore brain regions that play an important role in classification. METHODS:Fifteen...

journal_title：Neuroradiology

authors： Liang Y,Cai L,Zhou X,Huang H,Zheng J

更新日期：2020-02-01 00:00:00

abstract：INTRODUCTION:The current study evaluated the signal characteristics of susceptibility weighted imaging (SWI) of arteriovenous malformation (AVM), especially for draining veins. For this purpose, we identified the draining veins of the AVM on angiography and evaluated the signal on magnitude image for SWI (SWI-mag) and ...

journal_title：Neuroradiology

authors： Miyasaka T,Taoka T,Nakagawa H,Wada T,Takayama K,Myochin K,Sakamoto M,Ochi T,Akashi T,Kichikawa K

更新日期：2012-11-01 00:00:00

abstract：INTRODUCTION:Intracranial internal carotid artery calcifications (ICAC), a frequent finding on imaging studies, are predictive of future stroke risk in population-based studies. The clinical significance of this observation among ischemic stroke patients is however less clear. In this study, we analyzed ICAC burden in ...

journal_title：Neuroradiology

authors： Yilmaz A,Akpinar E,Topcuoglu MA,Arsava EM

更新日期：2015-05-01 00:00:00

abstract：INTRODUCTION:The benefits of multiplanar reconstructed images (MPR) of unenhanced axial head computed tomography (CT) data have not been established in trauma patients younger than 3 years old, a population in which a reliable history and physical examination may be most difficult. We retrospectively evaluated unenhanc...

journal_title：Neuroradiology

authors： Langford S,Panigrahy A,Narayanan S,Hwang M,Fitz C,Flom L,Lee VK,Zuccoli G

更新日期：2015-12-01 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：: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：:Twenty-seven patients with definite or probable CPPS have been investigated with systematic frontal and lateral tomograms of the cervicooccipital region. In 12 cases there were calcifications of the syndesmo-odontoid region. These calcifications are of two different types: linear calcifications (5 cases) and mottled c...

journal_title：Neuroradiology

authors： Dirheimer Y,Bensimon C,Christmann D,Wackenheim C

更新日期：1983-01-01 00:00:00

abstract：:A 45-year-old woman developed a myelopathy 9 years after a spontaneous left caroticocavernous fistula (CCF) was treated by a trapping procedure, with clipping distal to the fistula and ligation of the common carotid artery. Spinal MRI and vertebral angiography revealed recurrence of the CCF and gigantic tortuous veins...

journal_title：Neuroradiology

authors： Narita Y,Watanabe Y,Hoshino T,Okada M,Yamamoto Y,Kuzuhara S

更新日期：1992-01-01 00:00:00

abstract：INTRODUCTION:The cerebellum undergoes dramatic growth and maturation over the neonatal period after preterm birth and is thus particularly sensitive to impaired development due to various clinical factors. METHODS:Impairments in growth can occur independent of cerebellar parenchymal damage, such as from local hemorrha...

journal_title：Neuroradiology

authors： Tam EW

更新日期：2013-09-01 00:00:00