Cerebral amyloid angiopathy with focal presentation-about 3 cases.

abstract：PURPOSE:Coiling associated with placement of a self-expandable intracranial stent has improved the treatment of intracranial wide-necked aneurysms. Little is known, however, about the durability of this treatment. The purpose of this report is to present our experience with the LEO stent and to evaluate the complicatio...

journal_title：Neuroradiology

authors： Sedat J,Chau Y,Gaudart J,Sachet M,Beuil S,Lonjon M

更新日期：2018-02-01 00:00:00

abstract：:Information obtained from CT scan after contrast administration was evaluated in 59 consecutive stroke patients. CT scans before and after contrast administration were performed 3 days and 2 1/2 weeks after stroke. A plain CT scan was repeated 6 months later. Contrast enhancement was practically not seen on the first ...

journal_title：Neuroradiology

authors： Skriver EB,Olsen TS

更新日期：1982-01-01 00:00:00

abstract：:Application of a new CT localization system for intracranial lesions in pre- and intraoperative guidance is described. This system consists of air grooves within an acrylic plate for CT examinations and a duplicate plate with wires in place of air grooves for scout radiography. This new device can also be applied in s...

journal_title：Neuroradiology

authors： Lee SH,Villafana T,Lapayowker MS

更新日期：1978-01-01 00:00:00

abstract：PURPOSE:In mechanical thrombectomy (MT) for ischemic stroke, endothelial cells (ECs) from intracranial blood vessels adhere to the stent retriever device and can be harvested. However, understanding the molecular biology and the role of the endothelium in different pathological conditions remains insufficient. The purp...

journal_title：Neuroradiology

authors： Jaff N,Grankvist R,Muhl L,Chireh A,Sandell M,Jonsson S,Arnberg F,Eriksson U,Holmin S

更新日期：2018-07-01 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: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: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：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：:Aneurysm configuration and neck morphology are important factors in the decision for cerebral aneurysm therapy, i.e., clipping versus coiling. The aim of our study was to create various aneurysm configurations in a predictable and reproducible way in an animal model. In our recently proposed endovascular approach to p...

journal_title：Neuroradiology

authors： Thiex R,Möller-Hartmann W,Hans FJ,Scherer K,Krings T

更新日期：2004-07-01 00:00:00

abstract：:A verified case of duplicate origin of the left vertebral artery in association with a large aneurysm arising from the aortic arch immediately distal to the left subclavian artery is presented. An anomalous left vertebral artery arises directly from the aortic arch between the left common carotid and subclavian arteri...

journal_title：Neuroradiology

authors： Suzuki S,Kuwabara Y,Hatano R,Iwai T

更新日期：1978-03-29 00:00:00

abstract：:We reviewed all patients over a 3-year period with documented aneurysms of the posterior cerebral circulation, and re-examined the angiograms of 103 patients. There were 9 cases of fenestration of the basilar artery, all associated with aneurysms of the basilar artery. In 6, the aneurysm arose at the site of the fenes...

journal_title：Neuroradiology

authors： Tasker AD,Byrne JV

更新日期：1997-03-01 00:00:00

abstract：:Multiple myeloma may have extraosseous manifestations in the cranial region. It may be a solitary intracranial tumour without any other signs of multiple myeloma, or intracranial disease may be a part of generalised disease, as in the present case. Our patient had received chemotherapy for multiple myeloma for 9 month...

journal_title：Neuroradiology

authors： Mäntylä R,Kinnunen J,Böhling T

更新日期：1996-10-01 00:00:00

abstract：:I report a 30-year-old woman with congenital cerebral venous dysgenesis with absence of the internal cerebral and basal veins and most of the cortical veins. Unlike the more common bilateral picture, she had involvement only on the left side, which delayed presentation and gave relatively mild symptoms. The embryologi...

journal_title：Neuroradiology

authors： Chen CJ

更新日期：2000-01-01 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：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：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：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：:Four cases of cerebral venous angioma were studied by both CT and angiography. All cases showed similar angiographic findings: a normal arterial phase and a local network of small veins that converged centrally into a single large draining vein. However, CT showed nodular areas of high density in three cases, and a cu...

journal_title：Neuroradiology

authors： Maehara T,Tasaka A

更新日期：1978-01-01 00:00:00

abstract：:MR studies of 6 patients with intracranial tuberculoma are reviewed. All patients also underwent CT scans which showed hypo- or isodense lesions with abnormal enhancement following contrast administration. MR showed lesions with prolongation of the T1 relaxation time in every case. On the T2-weighted sequences, the si...

journal_title：Neuroradiology

authors： Salgado P,Del Brutto OH,Talamás O,Zenteno MA,Rodríguez-Carbajal J

更新日期：1989-01-01 00:00:00

abstract：PURPOSE:Automated bone segmentation from MRI datasets would have a profound impact on clinical utility, particularly in the craniofacial skeleton where complex anatomy is coupled with radiosensitive organs. Techniques such as gradient echo black bone (GRE-BB) and short echo time (UTE, ZTE) have shown potential in this ...

journal_title：Neuroradiology

authors： Eley KA,Delso G

更新日期：2021-01-01 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：INTRODUCTION:Carotid angioplasty and stenting (CAS) has widely replaced balloon angioplasty (percutaneous transluminal angioplasty, PTA) in the treatment of internal carotid artery stenosis (ICAS). Here we assess whether the use of stents increases the safety and long-term efficacy of angioplasty in patients with ICAS....

journal_title：Neuroradiology

authors： Wittkugel O,Gbadamosi J,Rosenkranz M,Fiehler J,Zeumer H,Grzyska U

更新日期：2008-03-01 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

abstract：:Gangliogliomas are rare but mostly benign tumors of the central nervous system. Early surgical resection is recommended to prevent seizures and further growth. Therefore, an uncal herniation caused by a ganglioglioma is a very rare event. We report such a case, where a patient with an initially small lesion was lost t...

journal_title：Neuroradiology

authors： Eif M,Kaech DL

更新日期：2002-04-01 00:00:00

abstract：:We assessed high-resolution MRI of the lacrimal system with conjunctival contrast enhancement in patients with suspected stenosis. We studied 18 patients with epiphora affecting 22 eyes, using a surface coil, before and after conjunctival and intravenous Gd-DTPA. Stenosis or obstruction of the ducts was found in 18 of...

journal_title：Neuroradiology

authors： Hoffmann KT,Hosten N,Anders N,Stroszczynski C,Liebig T,Hartmann C,Felix R

更新日期：1999-03-01 00:00:00

abstract：:Diffusion-tensor analysis allows quantitative assessment of diffusion anisotropy. Fractional anisotropy (FA) is commonly used to quantify anisotropy. One of the limitations of FA imaging is, however, that it does not contain information about the directionality of anisotropy and it is therefore difficult to identify w...

journal_title：Neuroradiology

authors： Murata T,Higano S,Tamura H,Mugikura S,Takahashi S

更新日期：2002-10-01 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：INTRODUCTION:We report the characteristics, diagnosis and treatment of dural arteriovenous fistula (DAVF) of the hypoglossal canal in nine patients with this relatively rare vascular disorder. METHODS:Of 248 patients with intracranial DAVFs managed at our institution, nine patients (3.6%; four men, five women; mean ag...

journal_title：Neuroradiology

authors： Manabe S,Satoh K,Matsubara S,Satomi J,Hanaoka M,Nagahiro S

更新日期：2008-08-01 00:00:00

abstract：:We describe a refined animal model of human intracerebral aneurysms for testing endovascular devices for interventional neuroradiological procedures. Saccular aneurysms resulting from a stump of the right common carotid artery (CCA) were created in 15 New Zealand White rabbits by intraluminal incubation of elastase th...

journal_title：Neuroradiology

authors： Krings T,Möller-Hartmann W,Hans FJ,Thiex R,Brunn A,Scherer K,Meetz A,Dreeskamp H,Stein KP,Gilsbach JM,Thron A

更新日期：2003-07-01 00:00:00

abstract：PURPOSE:For safe deep brain stimulation (DBS) planning, an accurate visualization and localization of vessels is mandatory. Contrast enhanced (ce) MRI depicts both arteries and veins. Computed tomography angiography (CTA) detects arteries with high geometric accuracy. We routinely combine both modalities for DBS planni...

journal_title：Neuroradiology

authors： Krüger MT,Coenen VA,Jenkner C,Urbach H,Egger K,Reinacher PC

更新日期：2018-11-01 00:00:00