Accuracy of single-energy quantitative computed tomography in the assessment of bone mineral density of cervical vertebrae.

abstract：OBJECTIVE:To assess diagnostic reference levels (DRLs) in surgery for the most frequent procedures as required by the European Directive 2013/59/Euratom. METHODS:A survey was conducted in six centers. Eight orthopedic, urology and gastrointestinal surgical procedures were analyzed. Kerma area product (KAP) and fluoros...

journal_title：European radiology

authors： Greffier J,Etard C,Mares O,Pereira F,Defez D,Duverger C,Branchereau P,Beregi JP,Coulomb R,Larbi A

更新日期：2019-02-01 00:00:00

abstract：OBJECTIVES:To compare radiation doses in cone beam computed tomography (CBCT) with those of multi-detector computed tomography (MDCT) using manufacturers' standard protocols. METHODS:Dose-levels in head and abdominal imaging were evaluated using a dosimetric phantom. Effective dose estimates were performed by placing ...

journal_title：European radiology

authors： Kwok YM,Irani FG,Tay KH,Yang CC,Padre CG,Tan BS

更新日期：2013-11-01 00:00:00

abstract：:We report the CT and pathological findings of an intra-abdominal desmoplastic small round-cell tumor in a young man. Computed tomography showed an extensive peritoneal and mesenteric disease with gross bulky masses, direct liver invasion, and lymph node involvement. This entity should be considered in the differential...

journal_title：European radiology

authors： Sabaté JM,Torrubia S,Roson N,Matias-Guiu X,Gómez A

更新日期：2000-01-01 00:00:00

abstract：:We evaluated the US findings in acute idiopathic scrotal edema (AISE) in order to identify diagnostic features that may help to avoid unnecessary surgical intervention. We investigated 12 boys with AISE diagnosed according to the clinical course and US findings. We assessed the thickness, compressibility, and vascular...

journal_title：European radiology

authors： Lee A,Park SJ,Lee HK,Hong HS,Lee BH,Kim DH

更新日期：2009-08-01 00:00:00

abstract：OBJECTIVES:Irreversible electroporation (IRE) is a new ablation technique that relies on high-voltage electrical pulses. This clinical study evaluates the pathological response of colorectal liver metastases (CRLM) treated with IRE and the clinical safety and feasibility. METHODS:Ten patients with resectable CRLM were...

journal_title：European radiology

authors： Scheffer HJ,Nielsen K,van Tilborg AA,Vieveen JM,Bouwman RA,Kazemier G,Niessen HW,Meijer S,van Kuijk C,van den Tol MP,Meijerink MR

更新日期：2014-10-01 00:00:00

abstract：OBJECTIVES:To test the feasibility of four-dimensional (4D) flow MRI to quantify the systolic wall shear stress (WSSsystole) and oscillatory shear index (OSI) in high-grade internal carotid artery (ICA) stenosis before and after endarterectomy (CEA). METHODS:Twenty patients with ≥60 % ICA stenosis were prospectively a...

journal_title：European radiology

authors： Harloff A,Berg S,Barker AJ,Schöllhorn J,Schumacher M,Weiller C,Markl M

更新日期：2013-12-01 00:00:00

abstract：:The objectives of this study were twofold: (a) to assess safety and tolerability of the hepatobiliary MR contrast agent MnDPDP; and (b) to investigate the sensitivity of MnDPDP-enhanced MRI, in comparison with dual-phase spiral CT, in the detection of hepatocellular carcinoma (HCC) in cirrhosis. Fifty patients with li...

journal_title：European radiology

authors： Bartolozzi C,Donati F,Cioni D,Crocetti L,Lencioni R

更新日期：2000-01-01 00:00:00

abstract：PURPOSE:To assess interobserver agreement when using the revised Atlanta classification (RAC) to categorize pancreatic and peripancreatic collections during the first month of acute pancreatitis (AP), and to correlate type of collection to outcome. MATERIAL AND METHODS:This retrospective study of 115 consecutive patie...

journal_title：European radiology

authors： Badat N,Millet I,Corno L,Khaled W,Boulay-Coletta I,Zins M

更新日期：2019-05-01 00:00:00

abstract：:The aim of this study was to analyze the precision of tibial cartilage morphometry, by using a fast, coronal water-excitation sequence with high spatial resolution, to compare the reproducibility of 3D thickness vs volume estimates, and to test the technique in patients with severe osteoarthritis. The tibiae of 8 heal...

journal_title：European radiology

authors： Hyhlik-Dürr A,Faber S,Burgkart R,Stammberger T,Maag KP,Englmeier KH,Reiser M,Eckstein F

更新日期：2000-01-01 00:00:00

abstract：OBJECTIVES:To assess the relative diagnostic utility of low- and standard-dose computed tomography (CT)-guided lung biopsy. METHODS:In this single-center, single-blind, prospective, randomized controlled trial, patients were enrolled between November 2016 and June 2017. Enrolled study participants were randomly select...

journal_title：European radiology

authors： Fu YF,Li GC,Xu QS,Shi YB,Wang C,Wang T

更新日期：2020-03-01 00:00:00

abstract：OBJECTIVES:To study the diagnostic value of transluminal attenuation gradient (TAG) measured by coronary computed tomography angiography (CCTA) for identifying relevant dynamic compression of myocardial bridge (MB). METHODS:Patients with confirmed MB who underwent both CCTA and ICA within one month were retrospectivel...

journal_title：European radiology

authors： Li Y,Yu M,Zhang J,Li M,Lu Z,Wei M

更新日期：2017-05-01 00:00:00

abstract：:The purpose of this paper is to define and evaluate a classification category for contrast-enhanced (CE) MR imaging of the breast based on the BI-RADS mammographic categories of the American College of Radiology. Using five evaluation criteria for MR findings (initial signal increase, post-initial signal behavior, sha...

journal_title：European radiology

authors： Baum F,Fischer U,Vosshenrich R,Grabbe E

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVES:T2*-weighted (T2*w) is deemed as a reference standard for post-infarction intramyocardial haemorrhage (IMH). However, high proportion of T2* images is affected by off-resonance artefacts hampering image interpretation. Diagnostic accuracy and precision of alternative techniques for IMH diagnosis and quantifi...

journal_title：European radiology

authors： Pavon AG,Georgiopoulos G,Vincenti G,Muller O,Monney P,Berchier G,Cirillo C,Eeckhout E,Schwitter J,Masci PG

更新日期：2020-09-14 00:00:00

abstract：OBJECTIVES:To investigate diagnostic accuracy and radiation dose of high-pitch CT coronary artery calcium scoring (CACS) with tin filtration (Sn100kVp) versus standard 120kVp high-pitch acquisition. METHODS:78 patients (58% male, 61.5±9.1 years) were prospectively enrolled. Subjects underwent clinical 120kVp high-pitc...

journal_title：European radiology

authors： Apfaltrer G,Albrecht MH,Schoepf UJ,Duguay TM,De Cecco CN,Nance JW,De Santis D,Apfaltrer P,Eid MH,Eason CD,Thompson ZM,Bauer MJ,Varga-Szemes A,Jacobs BE,Sorantin E,Tesche C

更新日期：2018-07-01 00:00:00

abstract：OBJECTIVE:To evaluate the impact of magnetic resonance neurography (MRN) on diagnostic thinking and therapeutic choices in patients with suspected peripheral neuropathy. METHODS:IRB approval was obtained for this HIPAA-compliant study. Questionnaires were administered to six surgeons regarding the diagnosis and treatm...

journal_title：European radiology

authors： Chhabra A,Belzberg AJ,Rosson GD,Thawait GK,Chalian M,Farahani SJ,Shores JT,Deune G,Hashemi S,Thawait SK,Subhawong TK,Carrino JA

更新日期：2016-05-01 00:00:00

abstract：OBJECTIVES:We invented a drape-like shield against scattered X-rays that can safely come into contact with medical equipment or people during fluoroscopically guided procedures. The shield can be easily removed from a C-arm unit using one hand. We evaluated the use of the novel removable shield during the endoscopic re...

journal_title：European radiology

authors： Mori H,Koshida K,Ishigamori O,Matsubara K

更新日期：2014-08-01 00:00:00

abstract：OBJECTIVES:To characterize interhemispheric functional and anatomical connectivity and their relationships with impulsive behaviour in codeine-containing cough syrup (CCS)-dependent male adolescents and young adults. METHODS:We compared volumes of corpus callosum (CC) and its five subregion and voxel-mirrored homotopi...

journal_title：European radiology

authors： Qiu YW,Lv XF,Jiang GH,Su HH,Ma XF,Tian JZ,Zhuo FZ

更新日期：2017-03-01 00:00:00

abstract：OBJECTIVES:To compare Magnetic Resonance (MR) and Computed Tomography (CT) for the assessment of left (LV) and right (RV) ventricular functional parameters. METHODS:Seventy nine patients underwent both Cardiac CT and Cardiac MR. Images were acquired using short axis (SAX) reconstructions for CT and 2D cine b-SSFP (bal...

journal_title：European radiology

authors： Maffei E,Messalli G,Martini C,Nieman K,Catalano O,Rossi A,Seitun S,Guaricci AI,Tedeschi C,Mollet NR,Cademartiri F

更新日期：2012-05-01 00:00:00

abstract：OBJECTIVES:Duchenne muscular dystrophy (DMD) is the most common and severe dystrophinopathy. DMD carriers rarely present with clinical symptoms, but may suffer from cardiac involvement. Because echocardiographic findings are inconsistent and cardiac magnetic resonance imaging (CMRI) data are limited, this study sought ...

journal_title：European radiology

authors： Schelhorn J,Schoenecker A,Neudorf U,Schemuth H,Nensa F,Nassenstein K,Forsting M,Schara U,Schlosser T

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVES:The study aims were to identify CT features that predict outcome of fibrotic idiopathic interstitial pneumonia (IIP) when information from lung biopsy data is unavailable. METHODS:HRCTs of 146 consecutive patients presenting with fibrotic IIP were studied. Visual estimates were made of the extent of abnorma...

journal_title：European radiology

authors： Edey AJ,Devaraj AA,Barker RP,Nicholson AG,Wells AU,Hansell DM

更新日期：2011-08-01 00:00:00

abstract：OBJECTIVE:To model the uptake phase of T(1)-weighted DCE-MRI data in normal kidneys and to demonstrate that the fitted physiological parameters correlate with published normal values. METHODS:The model incorporates delay and broadening of the arterial vascular peak as it appears in the capillary bed, two distinct comp...

journal_title：European radiology

authors： Tofts PS,Cutajar M,Mendichovszky IA,Peters AM,Gordon I

更新日期：2012-06-01 00:00:00

abstract：:The aim of this study was to evaluate MR imaging findings of the associated findings in surrounding tissues of the extra-articular soft tissue ganglion cysts around the knee. We retrospectively reviewed MR images of 30 patients who had surgically confirmed extra-articular soft tissue ganglion cysts around the knee wit...

journal_title：European radiology

authors： Kim JY,Jung SA,Sung MS,Park YH,Kang YK

更新日期：2004-01-01 00:00:00

abstract：OBJECTIVES:At a European Society of Neuroradiology (ESNR) Annual Meeting 2015 workshop, commonalities in practice, current controversies and technical hurdles in glioma MRI were discussed. We aimed to formulate guidance on MRI of glioma and determine its feasibility, by seeking information on glioma imaging practices f...

journal_title：European radiology

authors： Thust SC,Heiland S,Falini A,Jäger HR,Waldman AD,Sundgren PC,Godi C,Katsaros VK,Ramos A,Bargallo N,Vernooij MW,Yousry T,Bendszus M,Smits M

更新日期：2018-08-01 00:00:00

abstract：OBJECTIVES:To benchmark regional standard practice for paediatric cranial CT-procedures in terms of radiation dose and acquisition parameters. METHODS:Paediatric cranial CT-data were retrospectively collected during a 1-year period, in 3 different hospitals of the same country. A dose tracking system was used to autom...

journal_title：European radiology

authors： De Bondt T,Mulkens T,Zanca F,Pyfferoen L,Casselman JW,Parizel PM

更新日期：2017-02-01 00:00:00

abstract：:The purpose of this study was to assess the diagnostic accuracy of MRI in detecting prosthesis integrity and malignancy after breast augmentation and reconstruction. Forty-one implants in 25 patients were analyzed by MRI before surgical removal. Imaging results were compared with ex vivo findings. Magnetic resonance i...

journal_title：European radiology

authors： Herborn CU,Marincek B,Erfmann D,Meuli-Simmen C,Wedler V,Bode-Lesniewska B,Kubik-Huch RA

更新日期：2002-09-01 00:00:00

abstract：OBJECTIVES:We describe 64 foetuses with cortical formation abnormalities (CFA) who had two in utero magnetic resonance (iuMR) exams, paying particular detail to those in which the original classification of CFA category changed between the two studies. The goal was to attempt to quantify the value of third-trimester fo...

journal_title：European radiology

authors： Griffiths PD,Severino M,Jarvis D,Mandefield L,Parazzini C,Pinelli L,Di Maurizio M,Triulzi F,Scola E,Conte G,Palumbo G,Genovese M,Rossi A,Guerrini R,Righini A

更新日期：2020-09-04 00:00:00

abstract：OBJECTIVES:To investigate whether contralateral parenchymal enhancement (CPE) on MRI during neoadjuvant endocrine therapy (NET) is associated with the preoperative endocrine prognostic index (PEPI) of ER+/HER2- breast cancer. METHODS:This retrospective observational cohort study included 40 unilateral ER+/HER2- breast...

journal_title：European radiology

authors： Ragusi MAA,Loo CE,van der Velden BHM,Wesseling J,Linn SC,Beets-Tan RG,Elias SG,Gilhuijs KGA

更新日期：2020-12-01 00:00:00

abstract：:In oral carcinomas close to the mandible, tumour invasion of the mandible is important in selecting segmental or marginal resection. Imaging may play a role in assessing tumour invasion. This study compares the accuracy of panoramic X-ray, CT and MR imaging in assessing invasion of the mandible in 29 patients. At hist...

journal_title：European radiology

authors： van den Brekel MW,Runne RW,Smeele LE,Tiwari RM,Snow GB,Castelijns JA

更新日期：1998-01-01 00:00:00

abstract：:Our purpose was to evaluate the ability of diffusion tensor imaging (DTI) to characterize cervical spinal cord white matter (WM) in patients with multiple sclerosis (MS). DTI were obtained in 21 MS patients and 21 control subjects (CS). Regions of interest (ROIs) were placed at C2/3, C3/4, and C4/5 within the right, l...

journal_title：European radiology

authors： Ohgiya Y,Oka M,Hiwatashi A,Liu X,Kakimoto N,Westesson PL,Ekholm SE

更新日期：2007-10-01 00:00:00

abstract：OBJECTIVE:Tissue perfusion is frequently determined from dynamic contrast-enhanced CT or MRI image series by means of the steepest slope method. It was thus the aim of this study to systematically evaluate the reliability of this analysis method on the basis of simulated tissue curves. METHODS:9600 tissue curves were ...

journal_title：European radiology

authors： Brix G,Zwick S,Griebel J,Fink C,Kiessling F

更新日期：2010-09-01 00:00:00