CT scan appearances in Leigh's disease (subacute necrotizing encephalomyelopathy).

abstract：INTRODUCTION:Intracranial vascular, bone, and brain abnormalities might be observed in oculo-auriculo-vertebral spectrum (OAVS) patients even though these structures do not derive embryologically from the first and second pharyngeal arches. This neuroimaging study investigated their type, frequency and phenotype correl...

journal_title：Neuroradiology

authors： Davide B,Renzo M,Sara G,Elisa L,Rodica M,Irene T,Alessandro C,Giovanni S,Valentina S,Roberto B,Patrizia T,Alessandro M

更新日期：2017-03-01 00:00:00

abstract：:The authors present two cases of angiographically-confirmed anomalous origin of the posterior meningeal artery (PMA) from the lateral segment of the posterior inferior cerebellar artery (PICA) and describe briefly the probable embryogenesis of this anomaly. ...

journal_title：Neuroradiology

authors： Tanohata K,Maehara T,Noda M,Katoh H,Sugiyama S,Okazaki A

更新日期：1987-01-01 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：:We compared CT and MRI obtained within the first 3 h of onset of a cerebral infarct. Echo-planar diffusion-weighted MRI delineated the infarcted areas most clearly, and subtle low-density areas on CT were consistent with those shown to be abnormal by diffusion-weighted MR. The signal changes of affected areas on fast ...

journal_title：Neuroradiology

authors： Maeda M,Abe H,Yamada H,Ishii Y

更新日期：1999-03-01 00:00:00

abstract：:The authors present a case of acute disseminated encephalomyelitis in a COVID-19 pediatric patient with positive SARS-CoV2 markers from a nasopharyngeal swab. A previously healthy 12-year-old-girl presented with a skin rash, headache, and fever. Five days after that, she had an acute, progressive, bilateral, and symme...

journal_title：Neuroradiology

authors： de Miranda Henriques-Souza AM,de Melo ACMG,de Aguiar Coelho Silva Madeiro B,Freitas LF,Sampaio Rocha-Filho PA,Gonçalves FG

更新日期：2021-01-01 00:00:00

abstract：:The computed tomographic morphology of malignant choroidal melanoma and its perfusion characteristics are described. Thirty-three static and serial CT examinations made on 29 patients with choroidal melanoma, three with pseudotumors of the macula and one with choroidal metastasis revealed the choroidal melanoma to be ...

journal_title：Neuroradiology

authors： Heller M,Guthoff R,Hagemann J,Jend HH

更新日期：1982-01-01 00:00:00

abstract：:After cervical myelography by direct puncture at C 1/2 level, 120 patients were randomly allocated to one of two groups, in one the patients were allowed to be fully ambulant and in the other the regimen was bed rest for 24 h. Questionnaires recording the frequency and severity of side effects were completed at interv...

journal_title：Neuroradiology

authors： Teasdale E,Macpherson P

更新日期：1983-01-01 00:00:00

abstract：:Of 53 patients with periventricular lucency, 70% revealed obstructive hydrocephalus, mainly due to infratentorial tumors, and the remainder were cases of communicating hydrocephalus, usually secondary to subarachnoid hemorrhage. Of the patients with PVL, 95% had hypertensive hydrocephalus and 60% showed slightly dilat...

journal_title：Neuroradiology

authors： Asada M,Tamaki N,Kanazawa Y,Matsumoto S,Matsuo M,Kimura S,Fujii S,Kaneda Y

更新日期：1978-01-01 00:00:00

abstract：:We investigated the frequency of air bubbles in the subclavian (SCV) or internal jugular (IJV) vein in 200 patients who underwent contrast-enhanced CT of the head and neck. Half the patients were reviewed retrospectively (group 1), while the other half were investigated prospectively after the radiologists who adminis...

journal_title：Neuroradiology

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

更新日期：1998-04-01 00:00:00

abstract：:We present a case of bilateral middle cerebellar peduncle myelinolysis, in which the diagnosis modality was MRI. ...

journal_title：Neuroradiology

authors： Mangat KS,Sherlala K

更新日期：2002-09-01 00:00:00

abstract：INTRODUCTION:Endovascular treatment of cerebral aneurysms includes follow-up imaging to identify aneurysms that may need retreatment. The aim of this study was to determine predictors of incomplete aneurysm occlusion at 1 year after endovascular coiling for ruptured cerebral aneurysms. METHODS:In 129 patients of the P...

journal_title：Neuroradiology

authors： Taki W,PRESAT group.,Sakai N,Suzuki H

更新日期：2012-06-01 00:00:00

abstract：:The overall haemorrhagic risk of a cerebral arteriovenous malformation (cAVM) is 2-4% per year. However, the individual risk of haemorrhage has never been determined. This study was undertaken to assess the haemorrhage risk of an individual cAVM. Neuroangiographic findings of 160 cAVM were analysed retrospectively, lo...

journal_title：Neuroradiology

authors： Nataf F,Meder JF,Roux FX,Blustajn J,Merienne L,Merland JJ,Schlienger M,Chodkiewicz JP

更新日期：1997-01-01 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

abstract：:We report a 7-year-old boy who presented with two-month history of worsening low back and right leg pain. Conventional MR images demonstrated a poorly outlined intradural mass recognized by the displacement of the conus medullaris and the nerve roots of the cauda equina at the L2-3 level. The signal intensity of the l...

journal_title：Neuroradiology

authors： Teksam M,Casey SO,Michel E,Benson M,Truwit CL

更新日期：2001-07-01 00:00:00

abstract：INTRODUCTION:This study aimed to evaluate long-term stabilizing healing effectiveness and influence on adjacent intact vertebral bodies of a new injectable partly resorbable calcium sulfate (60 wt.%)/hydroxyapatite (40 wt.%) bone substitute employed in vertebral augmentation of osteoporotic collapses. METHODS:From Apr...

journal_title：Neuroradiology

authors： Masala S,Nano G,Marcia S,Muto M,Fucci FP,Simonetti G

更新日期：2012-11-01 00:00:00

abstract：:We report a 50-year-old man with an epidermoid cyst of the conus medullaris which showed a nodular gadolinium enhancement on MRI and a blush on angiography. These radiological features are compared with pathological examination. ...

journal_title：Neuroradiology

authors： Debray MP,Ricolfi F,Brugières P,Khalil A,Adle-Biassette H,Gaston A

更新日期：1996-08-01 00:00:00

abstract：:A family with 12 children, 6 of whom had Sjögren-Larsson syndrome, was studied clinically. On CT, all six siblings with the disease had patchy regions of white matter hypodensity, most marked in the frontal lobes, which were confluent in the more severe cases. The ventricles were not enlarged and no other abnormality ...

journal_title：Neuroradiology

authors： Gomori JM,Leibovici V,Zlotogorski A,Wirguin I,Haham-Zadeh S

更新日期：1987-01-01 00:00:00

abstract：:The clinical significance of incidental white-matter foci seen on MRI is controversial. Mainly using a computer-assisted neuropsychological test battery, we tested the hypothesis that there is a clinical correlate of these foci. We studied 41 individuals aged 45-65 years with no history of neurological or psychiatric ...

journal_title：Neuroradiology

authors： Baum KA,Schulte C,Girke W,Reischies FM,Felix R

更新日期：1996-11-01 00:00:00

abstract：INTRODUCTION:Susceptibility-weighted imaging (SWI) with high- and ultra-high-field magnetic resonance is a very helpful tool for evaluating brain gliomas and intratumoral structures, including microvasculature. Here, we test whether objective quantification of intratumoral SWI patterns by applying fractal analysis can ...

journal_title：Neuroradiology

authors： Di Ieva A,Göd S,Grabner G,Grizzi F,Sherif C,Matula C,Tschabitscher M,Trattnig S

更新日期：2013-01-01 00:00:00

abstract：:Giant cell tumors are uncommon primary bone tumors. They primarily occur in the long bones. Giant cell tumors are extremely rare in the skull and head and neck. When it does occur, the maxilla and mandible are the common sites to be involved. We described two cases of giant cell tumor in the temporal bone. In the nonc...

journal_title：Neuroradiology

authors： Lee HJ,Lum C

更新日期：1999-04-01 00:00:00

abstract：:Using an EMI 5005 scanner with high resolution option, 75% of syrinxes were shown as low density cavities. Most spinal cord tumours caused isodense swellings, but 41% contained low density zones and cystic elements were demonstrated in 76% of these at surgery or by puncture of the spinal cord; a few (11%) of the isode...

journal_title：Neuroradiology

authors： Pullicino P,Kendall BE

更新日期：1982-01-01 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：: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：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：:We report MRI findings in four patients with essential primary cutis verticis gyrata (CVG). The patients were all men, aged 49-81 years (mean 65 years). They had no symptoms related to this rare scalp condition, preceding scalp disease or associated systemic disease. Coronal images showed a characteristic corrugated a...

journal_title：Neuroradiology

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

更新日期：2001-10-01 00:00:00

abstract：:We examined 25 patients with recurrent pain after lumbar disk surgery with MRI to evaluate the usefulness of gadolinium (Gd)-enhanced fat-suppression (FS) imaging in patients with failed back surgery. Pulse sequences included T1-weighted (T1W) images, Gd-enhanced T1W images, and Gd-enhanced T1W images with FS. The add...

journal_title：Neuroradiology

authors： Georgy BA,Hesselink JR,Middleton MS

更新日期：1995-01-01 00:00:00

abstract：:Cysticercosis usually affects the brain and is easily demonstrated by CT. Spinal cysticercosis is much rarer and is usually diagnosed only at surgery. Myelographic demonstration of multiple rounded filling defects, some of which were mobile, allowed diagnosis of spinal extramedullary cysticercosis in an unsuspected ca...

journal_title：Neuroradiology

authors： Savoiardo M,Cimino C,Passerini A,La Mantia L

更新日期：1986-01-01 00:00:00

abstract：INTRODUCTION:Cerebral vasospasm (CVS) after subarachnoid hemorrhage (SAH) often leads to poor outcomes in SAH patients. Overexpression of endothelin-1 (ET-1) could contribute to the development of CVS. The purpose of this study was to investigate cerebral microcirculation by whole-brain perfusion CT scan and ET-1 expre...

journal_title：Neuroradiology

authors： Lei Q,Li S,Zheng R,Xu K,Li S

更新日期：2015-01-01 00:00:00

abstract：:Pathophysiology of adverse reactions occurring during myelography with non-ionic contrast agents, such as iopamidol, seem related to their direct action on the nervous system. The authors try a multivariate approach, involving neurophysiological, neuropsychological and neurochemical parameters on a pilot group of twel...

journal_title：Neuroradiology

authors： Provinciali L,Signorino M,Giovagnoli AR,Baroni M,Angeleri F,Salvolini U,Pasquini U,Porta M,Judice A,Cerutti R

更新日期：1988-01-01 00:00:00

abstract：:We compared MRI studies of the sellar area and embryological and adult histological studies of the cavernous sinuses and pituitary fossa. MRI studies were performed in 50 normal subjects with coronal sections using a fast inversion-recovery sequence to demonstrate the dural walls of the cavernous sinus and pituitary f...

journal_title：Neuroradiology

authors： Dietemann JL,Kehrli P,Maillot C,Diniz R,Reis M Jr,Neugroschl C,Vinclair L

更新日期：1998-10-01 00:00:00