Iterative image reconstruction algorithms in coronary CT angiography improve the detection of lipid-core plaque--a comparison with histology.

abstract：OBJECTIVES:The purpose of this study was to compare the image quality of coronary computed tomography angiography (CTA) subjected to deep learning-based image restoration (DLR) method with images subjected to hybrid iterative reconstruction (IR). METHODS:We enrolled 30 patients (22 men, 8 women) who underwent coronary...

journal_title：European radiology

authors： Tatsugami F,Higaki T,Nakamura Y,Yu Z,Zhou J,Lu Y,Fujioka C,Kitagawa T,Kihara Y,Iida M,Awai K

更新日期：2019-10-01 00:00:00

abstract：:Proton MR spectroscopy was used to observe long-term post-irradiation metabolic changes in epileptogenic tissue and in the contralateral parts of the brain which are not available with conventional imaging methods. We studied these changes in the temporal lobe in six patients, following radiosurgery on the amygdala an...

journal_title：European radiology

authors： Hájek M,Dezortová M,Liscák R,Vymazal J,Vladyka V

更新日期：2003-05-01 00:00:00

abstract：:All currently available iodinated contrast media (CM) produce some form of haemodynamic or rheological change when injected. These effects are thought to be due primarily to the osmolality and viscosity of the CM. The new hexa-iodinated contrast agent Visipaque has the advantage of being iso-osmotic with blood at all ...

journal_title：European radiology

authors： Pugh ND

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:To determine the prevalence of pulmonary metastases on re-staging chest CT at the time of first local recurrence (LR) of trunk or extremity soft tissue sarcoma (STS). MATERIALS AND METHODS:Retrospective review of all patients diagnosed with recurrent STS between May 2007 and April 2018. Data collected includ...

journal_title：European radiology

authors： Baig MS,Habib W,Attard V,Sharif B,Lindsay D,Upadhyay B,Saifuddin A

更新日期：2020-10-10 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：OBJECTIVES:To review the role of imaging in the diagnosis of recurrent disease in previously treated non-small cell lung cancer (NSCLC) and discuss the imaging pitfalls. METHODS:A comprehensive review of published literature on CT and PET imaging of NSCLC recurrence was performed. Diagnostic and prognostic values are ...

journal_title：European radiology

authors： Caulo A,Mirsadraee S,Maggi F,Leccisotti L,van Beek EJ,Bonomo L

更新日期：2012-03-01 00:00:00

abstract：OBJECTIVE:To determine the feasibility and safety of image-guided brachytherapy employing a modified open high-field MR system. METHODS:This is a follow-up study of a development project enabling technologies for interventional use of 1.0T open MRI. Modifications included coils and in-bore visualization, fluoroscopic ...

journal_title：European radiology

authors： Ricke J,Thormann M,Ludewig M,Jungnickel K,Grosser O,Wybranski C,Peters N,Hass P,Bunke J,Fischbach F

更新日期：2010-08-01 00:00:00

abstract：:Recently, a new oral liver-specific manganese-based MR agent (CMC-001) has been introduced. This contrast medium is delivered to the liver in high concentrations in the portal vein and very low doses in the hepatic artery, as only small amounts of manganese enter the general circulation. It is taken up by the hepatocy...

journal_title：European radiology

authors： Thomsen HS,Barentsz JO,Burcharth F,Chabanova E,Dekker HM,Moesgaard F,Moller JM,Leth-Espensen P,Logager V,Takahashi S

更新日期：2007-01-01 00:00:00

abstract：:Treatment of the superficial femoral artery (SFA) has been among the least effective of all endovascular procedures in terms of long-term patency. The relatively small vessel lumen, in conjunction with a high plaque burden, slow flow, and a high frequency of primary occlusions, contributes to a considerable rate of ac...

journal_title：European radiology

authors： Tepe G,Schmehl J,Heller S,Wiesinger B,Claussen CD,Duda SH

更新日期：2006-06-01 00:00:00

abstract：KEY POINTS:• Identify, assure, and measure major sources of variability affecting the MRI-directed biopsy pathway for prostate cancer diagnosis.• Develop strategies to control and minimize variations that impair pathway effectiveness including the performance of main players and team working.• Assure end-to-end quality...

journal_title：European radiology

authors： Padhani AR,Schoots IG,Turkbey B,Giannarini G,Barentsz JO

更新日期：2020-11-25 00:00:00

abstract：:The purpose of this study was to evaluate high-resolution (HR) myocardial first-pass perfusion in healthy volunteers at 3 T compared to a typical clinical imaging protocol at 1.5 T, with respect to overall image quality and the presence of subendocardial dark rim artifacts. Myocardial first-pass rest perfusion studies...

journal_title：European radiology

authors： Strach K,Meyer C,Thomas D,Naehle CP,Schmitz C,Litt H,Bernstein A,Cheng B,Schild H,Sommer T

更新日期：2007-07-01 00:00:00

abstract：OBJECTIVES:To evaluate the feasibility of myocardial blood flow (MBF) by computed tomography from dynamic CT perfusion (CTP) for detecting myocardial ischemia and infarction assessed by cardiac magnetic resonance (CMR) or single-photon emission computed tomography (SPECT). METHODS:Fifty-three patients who underwent st...

journal_title：European radiology

authors： Tanabe Y,Kido T,Uetani T,Kurata A,Kono T,Ogimoto A,Miyagawa M,Soma T,Murase K,Iwaki H,Mochizuki T

更新日期：2016-11-01 00:00:00

abstract：OBJECTIVES:To evaluate the feasibility of whole-body diffusion-weighted MRI (WB-DWI/MRI) for detecting primary tumour, nodal and distant metastases in pregnant women with cancer. METHODS:Twenty pregnant patients underwent WB-DWI/MRI in additional to conventional imaging. Reproducibility of WB-DWI/MRI between two reade...

journal_title：European radiology

authors： Han SN,Amant F,Michielsen K,De Keyzer F,Fieuws S,Van Calsteren K,Dresen RC,Gziri MM,Vandecaveye V

更新日期：2018-05-01 00:00:00

abstract：:The aim of this study was to assess radiomorphologic and clinical features of tracheal rupture due to blunt chest trauma. From 1992 until 1998 the radiomorphologic and clinical key findings of all consecutive tracheal ruptures were retrospectively analyzed. The study included ten patients (7 men and 3 women; mean age ...

journal_title：European radiology

authors： Kunisch-Hoppe M,Hoppe M,Rauber K,Popella C,Rau WS

更新日期：2000-01-01 00:00:00

abstract：OBJECTIVE:To demonstrate the non-inferiority of synthetic image (SI) mammography versus full-field digital mammography (FFDM) in breast tomosynthesis (DBT) examinations. METHODS:An observational, retrospective, single-centre, multireader blinded study was performed, using 2384 images to directly compare SI and FFDM ba...

journal_title：European radiology

authors： Garayoa J,Chevalier M,Castillo M,Mahillo-Fernández I,Amallal El Ouahabi N,Estrada C,Tejerina A,Benitez O,Valverde J

更新日期：2018-02-01 00:00:00

abstract：OBJECTIVES:To evaluate the therapeutic efficacy of and vascular complications associated with percutaneous cryoablation for the treatment of perivascular HCC. METHODS:Between August 2015 and September 2017, 58 consecutive patients (48 men, 10 women; mean age, 61.1 years; age range, 44-84 years) who underwent percutane...

journal_title：European radiology

authors： Kim R,Kang TW,Cha DI,Song KD,Lee MW,Rhim H,Lim HK,Sinn DH

更新日期：2019-02-01 00:00:00

abstract：:Osteoporosis is a metabolic bone disorder that is characterized by reduced bone mass and a deterioration of bone structure which results in an increased fracture risk. Since the disease is preventable, diagnostic techniques are of major importance. Standard techniques determine bone mineral density, whereas some of th...

journal_title：European radiology

authors： Link TM,Majumdar S,Grampp S,Guglielmi G,van Kuijk C,Imhof H,Glueer C,Adams JE

更新日期：1999-01-01 00:00:00

abstract：OBJECTIVE:To evaluate the diagnostic performance of automated coronary atherosclerotic plaque quantification (QCT) by different users (expert/non-expert/automatic). METHODS:One hundred fifty coronary artery segments from 142 patients who underwent coronary computed tomography angiography (CCTA) and intravascular ultra...

journal_title：European radiology

authors： Park HB,Lee BK,Shin S,Heo R,Arsanjani R,Kitslaar PH,Broersen A,Dijkstra J,Ahn SG,Min JK,Chang HJ,Hong MK,Jang Y,Chung N

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVES:To compare the occurrence of transient severe motion (TSM) between gadoxetate disodium- and gadopentetate dimeglumine-enhanced MRI and between gadoxetate disodium-enhanced MRI scans obtained with and without the application of a modified breath-holding technique. METHODS:We reviewed 80 patients who underwen...

journal_title：European radiology

authors： Song JS,Choi EJ,Park EH,Lee JH

更新日期：2018-03-01 00:00:00

abstract：OBJECTIVES:To present the results of biopsy and computed tomography (CT) guided radiofrequency ablation (RFA) for non-spinal osteoid osteomas, and compare the results before and after procedural modifications. METHODS:We retrospectively studied 557 patients with non-spinal osteoid osteomas treated with biopsy and CT-g...

journal_title：European radiology

authors： Rimondi E,Mavrogenis AF,Rossi G,Ciminari R,Malaguti C,Tranfaglia C,Vanel D,Ruggieri P

更新日期：2012-01-01 00:00:00

abstract：:The increasing availability of high-field (3 T) MR scanners requires adapting and optimizing clinical imaging protocols to exploit the theoretically higher signal-to-noise ratio (SNR) of the higher field strength. Our aim was to establish reliable and stable protocols meeting the clinical demands for imaging the neuro...

journal_title：European radiology

authors： Schwindt W,Kugel H,Bachmann R,Kloska S,Allkemper T,Maintz D,Pfleiderer B,Tombach B,Heindel W

更新日期：2003-09-01 00:00:00

abstract：:Diffusion MRI has mainly been used for detection of acute ischemia, and for distinction of cytotoxic and vasogenic edema. We applied diffusion MRI in patients with tuberous sclerosis in order to evaluate diffusion imaging characteristics of parenchymal changes. Five children with known tuberous sclerosis were included...

journal_title：European radiology

authors： Sener RN

更新日期：2002-01-01 00:00:00

abstract：:Percutaneous thrombectomy (PT) is an established technique for the removal of acute thrombus in occluded arteries, veins and vascular grafts. Percutaneous thrombectomy can be used as an adjunctive treatment to other methods of thrombus removal such as thrombolysis or as sole therapy. The two main methods are percutane...

journal_title：European radiology

authors： Morgan R,Belli AM

更新日期：2002-01-01 00:00:00

abstract：OBJECTIVE:To compare cardiac MRI with right heart catheterisation in patients with pulmonary hypertension (PH) and to evaluate its ability to assess PH severity. MATERIALS AND METHODS:Forty patients were included. MRI included cine and phase-contrast sequences, study of ventricular function, cardiac cavity areas and r...

journal_title：European radiology

authors： Alunni JP,Degano B,Arnaud C,Tétu L,Blot-Soulétie N,Didier A,Otal P,Rousseau H,Chabbert V

更新日期：2010-05-01 00:00:00

abstract：OBJECTIVE:To objectively quantify intracranial hematoma (ICH) enlargement by analysing the image texture of head CT scans and to provide objective and quantitative imaging parameters for predicting early hematoma enlargement. METHODS:We retrospectively studied 108 ICH patients with baseline non-contrast computed tomog...

journal_title：European radiology

authors： Shen Q,Shan Y,Hu Z,Chen W,Yang B,Han J,Huang Y,Xu W,Feng Z

更新日期：2018-10-01 00:00:00

abstract：OBJECTIVE:To assess the diagnostic accuracy and illustrate positive findings of contrast-enhanced fluorine-18 fluoro-D-glucose positron emission tomography/computed tomography (18F-FDG PET/CT) image in patients awaiting liver transplantation (LT) with rising alpha-fetoprotein (AFP) after bridge therapy of hepatocellula...

journal_title：European radiology

authors： Refaat R,Basha MAA,Hassan MS,Hussein RS,El Sammak AA,El Sammak DAEA,Radwan MHS,Awad NM,Saad El-Din SA,Elkholy E,Ibrahim DRD,Saleh SA,Montasser IF,Said H

更新日期：2018-12-01 00:00:00

abstract：:In the absence of reliable supplies of X-ray film, direct fluoroscopy is still extensively used in Albania, with chest radiology a particularly common application. This paper aims to quantify both patient skin dose and the risk-related quantity effective dose for direct fluoroscopy units based in seven different Alban...

journal_title：European radiology

authors： Marshall NW,Shehu G,Marsh D,Faulkner K,Malone J,Dewhurst K

更新日期：2001-01-01 00:00:00

abstract：:The rectum has become the most successful area of the gastrointestinal tract to be studied with MRI. Its anatomical location, fixed in the pelvic fat, and its lack of peristalsis, make it an ideal organ to be scanned with MRI. In addition, MRI allows a direct sagittal and coronal display, of key importance to colorect...

journal_title：European radiology

authors： Paley MR,Ros PR

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:To determine the necessity of preprocedural biliary drainage prior to chemoembolisation for hepatocellular carcinoma (HCC) with bile duct invasion. MATERIALS AND METHODS:The study included 52 patients who received chemoembolisation for unresectable HCC invading bile duct and causing hyperbilirubinemia (>3 mg/d...

journal_title：European radiology

authors： Park J,Kim HC,Lee JH,Cho E,Kim M,Hur S,Jae HJ,Lee M,Chung JW

更新日期：2018-04-01 00:00:00

abstract：OBJECTIVES:The current gold standard in the assessment of lateral intracranial dural arteriovenous fistulas (LDAVF) is digital subtraction angiography (DSA). However, magnetic resonance imaging (MRI) is a non-invasive emerging tool for the evaluation of such lesions. The aim of our study was to compare the DSA to our 3...

journal_title：European radiology

authors： Ertl L,Brückmann H,Kunz M,Patzig M,Brem C,Forbrig R,Fesl G

更新日期：2016-12-01 00:00:00