Changes seen on magnetic resonance imaging in the intervertebral disc space after chemonucleolysis: a hypothesis concerning regeneration of the disc after chemonucleolysis.

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：:To assess the interobserver variability of cerebral-atrophy measures on CT, three investigators measured the bicaudate ratio (BCR) and the sylvian-fissure ratio (SFR) on 20 CT studies of patients with ischaemic stroke. The intraclass correlation coefficient of BCR measurements was 0.82 [95% confidence interval (CI) 0....

journal_title：Neuroradiology

authors： van Zagten M,Kessels F,Boiten J,Lodder J

更新日期：1999-04-01 00:00:00

abstract：:This case demonstrates the rare finding of a primary malignant lymphoma of the frontobasis and ethmoidal cells in a patient presenting with progressive loss of vision. Computed tomography and MRI demonstrated a homogenously enhancing tumour with extensive bony destructions of the skull base. After transsphenoidal biop...

journal_title：Neuroradiology

authors： Hans FJ,Reinges MH,Nolte K,Reipke P,Krings T

更新日期：2005-07-01 00:00:00

abstract：INTRODUCTION:Treatment of complex anterior circulation aneurysms with flow diverters (FDs) has become common practice in neurovascular centers. However, this treatment method for posterior circulation aneurysms (PCAs) still remains controversial. METHODS:Through searches for reports on the treatment of PCAs with FDs, ...

journal_title：Neuroradiology

authors： Wang CB,Shi WW,Zhang GX,Lu HC,Ma J

更新日期：2016-04-01 00:00:00

abstract：PURPOSE:Recently, multiple randomised controlled trials showed efficacy of endovascular treatment over traditional care in patients with acute ischemic stroke due to an intracranial anterior circulation occlusion. Internal carotid artery (ICA) dissection with a concomitant intracranial occlusion is a rare but important...

journal_title：Neuroradiology

authors： Hoving JW,Marquering HA,Majoie CBLM

更新日期：2017-07-01 00:00:00

abstract：:23Na MRI changes from the acute to chronic phase were investigated in seven patients with cerebral infarcts. They showed no signal increase during the first 13 h after the stroke and revealed a definite signal increase thereafter. This reached a maximum 45-82 h after stroke and became slightly less marked in the subac...

journal_title：Neuroradiology

authors： Shimizu T,Naritomi H,Sawada T

更新日期：1993-01-01 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：:For 2 years the system of recording radiologic examinations connected with the computer called SYBAR has been in operation. The examination methods are coded using the Index of Roentgen Examinations of the Swedish National Medical Board (1970), while the diagnoses are coded according to [4]. The positive experience ac...

journal_title：Neuroradiology

authors： Zajgner J,Kozłowski P

更新日期：1978-01-01 00:00:00

abstract：INTRODUCTION:The aim of the study is to assess the effect of shape, diameter, elongation and deviation criteria of basilar artery (BA), convergence angle and diameter variations of vertebral arteries, and concurrent chronic diseases on posterior circulation infarcts. METHODS:Between January 2010 and May 2013, 186 pati...

journal_title：Neuroradiology

authors： Çoban G,Çifçi E,Yildirim E,Ağıldere AM

更新日期：2015-05-01 00:00:00

abstract：:Although many pathological changes in the internal capsule may lead to neurological deficits, we often encounter ill-defined focal low attenuation in the posterior limb of the internal capsule (PIC) on CT in patients with no neurological disturbance. Brain CT studies of 141 patients without neurological deficits were ...

journal_title：Neuroradiology

authors： Adachi M,Yamaguchi K,Hosoya T

更新日期：1996-02-01 00:00:00

abstract：:A 35-year-old woman presented with a 6-month history of intermittent headaches, vomiting and dizziness. CT showed a plaque-like mass with tiny calcifications along the surface of the left frontal lobe. The mass exhibited heterogeneous enhancement with a few low-density foci. Underlying sulcal obliteration and enhancem...

journal_title：Neuroradiology

authors： Ng SH,Tang LM,Lui TN,Ko SF,Wong HF,Wai YY,Wan YL

更新日期：1996-07-01 00:00:00

abstract：:Isolated thalamic bleeding without involvement of the internal capsule or other neighboring structures is extremely rare. Thalamic hemorrhage often leads to bleeding into the ventricular system. The extent of the bleeding is not a valid criterion for prognosis. The chance of survival was found to be poorest in initial...

journal_title：Neuroradiology

authors： Piepgras U,Rieger P

更新日期：1981-01-01 00:00:00

abstract：INTRODUCTION:The purpose of this study is to relate hippocampal volume and FLAIR signal intensity to Wyler grading of hippocampal sclerosis (HS). METHODS:Of 100 consecutive patients with temporal lobe epilepsy and HS as histopathological diagnosis, 32 had high-resolution 3 Tesla MRI and anatomically well-preserved hip...

journal_title：Neuroradiology

authors： Urbach H,Huppertz HJ,Schwarzwald R,Becker AJ,Wagner J,Bahri MD,Tschampa HJ

更新日期：2014-09-01 00:00:00

abstract：PURPOSE:Wide-neck bifurcation intracranial aneurysms (WNBA) with a branch incorporated in the aneurysm base remain difficult to treat by embolization. We aim to report our long-term follow-up of stent-assisted coiling (SAC) in this subgroup of patients. METHODS:This study was approved by our local ethical committee. A...

journal_title：Neuroradiology

authors： Lubicz B,Morais R,Bruyère PJ,Ligot N,Mine B

更新日期：2017-06-01 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 DWI/FLAIR mismatch is a potential radiological marker for the timing of stroke onset. The aim of the study was to assess if the DWI/FLAIR mismatch can help to identify patients with both lacunar and nonlacunar acute ischemic stroke within 4.5 h of onset. METHODS:A retrospective study was performed in ...

journal_title：Neuroradiology

authors： Witkowski G,Piliszek A,Sienkiewicz-Jarosz H,Skierczyńska A,Poniatowska R,Dorobek M,Filipek-Gliszczynska A,Ryglewicz D,Walecki J

更新日期：2014-10-01 00:00:00

abstract：INTRODUCTION:Punctate white matter lesions (pWMLs) and diffuse excessive high signal intensity (DEHSI) are commonly observed signal abnormalities on MRI scans of high-risk preterm infants near term-equivalent age. To establish whether these features are indicative abnormalities in axonal development or astroglia, we co...

journal_title：Neuroradiology

authors： Wisnowski JL,Schmithorst VJ,Rosser T,Paquette L,Nelson MD,Haynes RL,Painter MJ,Blüml S,Panigrahy A

更新日期：2014-09-01 00:00:00

abstract：:Our purpose was to investigate the potential of an experimental animal coil using a commercial MRI unit to delineate the anatomical structure of the human brain stem. Three formaldehyde-fixed brain-stem specimens were examined by MRI and sectioned perpendicular to their longitudinal axis. The images were compared with...

journal_title：Neuroradiology

authors： Mäurer J,Mitrovic T,Knollmann FD,Lüdtke E,Requardt H

更新日期：1996-04-01 00:00:00

abstract：:Drug-resistant epilepsy is an important clinical challenge, both diagnostically and therapeutically. More and more surgical options are being considered, but precise presurgical assessment is necessary. We prospectively studied eight patients with drug-resistant epilepsy, who underwent clinical examination, single pho...

journal_title：Neuroradiology

authors： Heiniger P,el-Koussy M,Schindler K,Lövblad KO,Kiefer C,Oswald H,Wissmeyer M,Mariani L,Donati F,Schroth G,Weder B

更新日期：2002-06-01 00:00:00

abstract：:We report the case of a 25-year-old man with multiple bilateral hydatid cysts of the brain in whom we were able to assess the growth rate of the cysts on repeated examination. On average, the cysts increased in diameter by 1 cm per month. ...

journal_title：Neuroradiology

authors： Evliyaoglu C,Yuksel M,Gul B,Kaptanoglu E,Yaman M

更新日期：1998-06-01 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 present two rare lumbar lesions with similar MRI features: high signal on T1-weighted and proton density images and low signal on T2-weighted images; a melanotic schwannoma, and a giant-cell tumour-like lesion. Melanin in the first case and haemosiderin and metahaemoglobin in the second were responsible for the MRI...

journal_title：Neuroradiology

authors： Aprile I,Scott CA,Cervesato D,Beltrami CA,Meo A,Fabris G

更新日期：2000-06-01 00:00:00

abstract：:Four cases of facial nerve neuroma were evaluated by computed tomographic (CT) scan and magnetic resonance imaging (MRI). The extension of the tumor in the petrous bone or the parotid gland was well defined by MRI in all cases. CT scan was useful to demonstrate bone erosions and the relation of the tumor to inner ear ...

journal_title：Neuroradiology

authors： Martin N,Sterkers O,Mompoint D,Nahum H

更新日期：1992-01-01 00:00:00

abstract：:Two methods of quantifying hemispheric language dominance (HLD) in neurosurgical patients are compared: (1) an average magnitudes (AM) method, which is a calculation of the average signal intensity variation in regions of interest for each patient that were predefined in a group analysis for each task, and (2) a later...

journal_title：Neuroradiology

authors： Baciu MV,Watson JM,Maccotta L,McDermott KB,Buckner RL,Gilliam FG,Ojemann JG

更新日期：2005-11-01 00:00:00

abstract：INTRODUCTION:Change in tumor size is a frequent endpoint in cancer clinical trials, but whether change in size should be measured using volume on two-dimensional (2D) or three-dimensional (3D) images is not certain. We compared volumetric measurements on post-contrast 2D and high-resolution 3D T1-weighted MR images (T1...

journal_title：Neuroradiology

authors： Wang MY,Cheng JL,Han YH,Li YL,Dou SW,Yan FS,Shi DP

更新日期：2011-08-01 00:00:00

abstract：:The CT findings in two surgically and histologically verified cases of primary reticulum cell sarcoma of the cerebellar hemisphere with secondary involvement of the cerebellopontine angle are presented. It is suggested that a correct diagnosis is possible by CT if the following criteria are present: 1. slightly increa...

journal_title：Neuroradiology

authors： Valavanis A,Imhof HG,Klaiber R,Dabir K

更新日期：1981-01-01 00:00:00

abstract：:This preliminary paper compares encephalography and computed tomography as regards the duration of the examinations, the technical difficulties and their diagnostic values. Some examples are reported to demonstrate the complementary importance of the two techniques. ...

journal_title：Neuroradiology

authors： Ruggiero G,Sabattini L,Nuzzo G

更新日期：1977-03-28 00:00:00

abstract：:Hypertrophic radiculopathy is a rare feature of neuropathies. Single cases of enlarged nerve roots have been described in hereditary motor sensory neuropathies (HMSN) and chronic inflammatory demyelinating diseases (CIDP). This is the first description of hypertrophied nerve roots in a patient with Roussy-Lévy syndrom...

journal_title：Neuroradiology

authors： Haubrich C,Krings T,Senderek J,Züchner S,Schröder JM,Noth J,Töpper R

更新日期：2002-11-01 00:00:00

abstract：:We reviewed a 7-year series of brain MRI examinations to determine the frequency and clinical significance of superficial siderosis of the central nervous system (SS). SS was defined by widespread bilateral signal loss at the surfaces of the cerebral or cerebellar hemispheres, the brain stem and the spinal cord on T2-...

journal_title：Neuroradiology

authors： Offenbacher H,Fazekas F,Schmidt R,Kapeller P,Fazekas G

更新日期：1996-05-01 00:00:00

abstract：:Experiments conducted on rabbits confirmed that chlorpromazine potentiates the weak epileptogenic action of Amipaque (metrizamide). Chlorpromazine withdrawal for a period of 48 h suppresses this potentiating effect in the rabbit. Neuroleptic drugs should therefore be avoided in patients examined with Amipaque. In pati...

journal_title：Neuroradiology

authors： Gonsette RE,Brucher JM

更新日期：1977-08-25 00:00:00