Digital radiography.Results of a survey (part A) and a consensus conference (part B)

abstract：:The aim of this study was to evaluate the value of automatic bolus tracking for monophasic spiral CT of the liver and to assess the liver-to-lesion conspicuity in comparison with time-delay examinations. In 40 patients scheduled for therapy control of known hypovascular hepatic metastases a monophasic spiral CT was co...

journal_title：European radiology

authors： Mehnert F,Pereira PL,Trübenbach J,Kopp AF,Claussen CD

更新日期：2001-01-01 00:00:00

abstract：:We report on a new minimally invasive technique for the retrieval of a surgical pin fragment after accidental migration into the soft tissue of the shoulder in two patients. The technique is performed under local anaesthesia and uses combined CT and fluoroscopic guidance. The materials used were simple, combining a bo...

journal_title：European radiology

authors： Amoretti N,Hauger O,Marcy PY,Hovorka I,Lesbats-Jacquot V,Fonquerne ME,Maratos Y,Boileau P

更新日期：2010-01-01 00:00:00

abstract：:This article is focused on the controversial topic of imaging strategies in pediatric urinary tract infection. A review of the recent literature illustrates the complementary roles of ultrasound, diagnostic radiology and nuclear medicine. The authors stress the key role of ultrasound which has recently been debated. T...

journal_title：European radiology

authors： Dacher JN,Hitzel A,Avni FE,Vera P

更新日期：2005-07-01 00:00:00

abstract：:The aim of our study was to evaluate a mammography unit capable of magnification of up to fourfold at an equivalent or lower dose than with current systems. A prototype mammography tube with an electron-beam-focusing technology resulting in a focal spot size of 40-120 micro m was combined with a highly intensifying sc...

journal_title：European radiology

authors： Funke M,Breiter N,Hermann K,Oestmann J,Grabbe E

更新日期：1998-01-01 00:00:00

abstract：:Multi-detector-row computed tomography (MDCT) has emerged as a rapidly developing method for non-invasive imaging of the heart. An understanding of ECG synchronization, contrast material administration, patient preparation and image post-processing is needed to optimize image quality. The basic technical principles an...

journal_title：European radiology

authors： Mahnken AH,Mühlenbruch G,Günther RW,Wildberger JE

更新日期：2007-04-01 00:00:00

abstract：:Laparoscopic techniques are evolving for a wide range of surgical procedures although they were initially confined to cholecystectomy and exploratory laparoscopy. Recently, surgical procedures performed with a laparoscope include splenectomy, adrenalectomy, gastrectomy, and myomectomy. In this article, we review the s...

journal_title：European radiology

authors： Choi JY,Kim MJ,Park MS,Kim JH,Lim JS,Oh YT,Kim KW

更新日期：2006-09-01 00:00:00

abstract：:The aim of this study was to demonstrate that dose reduction and constant image quality can be achieved by adjusting X-ray dose to patient size. To establish the relation between patient size, image quality and dose we scanned 19 patients with reduced dose. Image noise was measured. Four radiologists scored image qual...

journal_title：European radiology

authors： Wilting JE,Zwartkruis A,van Leeuwen MS,Timmer J,Kamphuis AG,Feldberg M

更新日期：2001-01-01 00:00:00

abstract：:Cross-sectional imaging has revolutionised the radiological diagnosis of pleural collections. Not only can the precise location and volume of a pleural effusion be established, but also features specific for the aetiology of the effusion can be demonstrated. Increasingly, radiologists are called upon to perform image-...

journal_title：European radiology

authors： Ellis JR,Gleeson FV

更新日期：2002-08-01 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：OBJECTIVES:We studied the usefulness of early dynamic (ED) and whole-body (WB) FDG-PET/CT for the evaluation of renal cell carcinoma (RCC). METHODS:One hundred patients with 107 tumours underwent kidney ED and WB FDG-PET/CT. We visually and semiquantitatively evaluated the FDG accumulation in RCCs in the ED and WB pha...

journal_title：European radiology

authors： Nakajima R,Abe K,Kondo T,Tanabe K,Sakai S

更新日期：2016-06-01 00:00:00

abstract：:The aim of this study was to report on 8 patients with all different non-ischemic etiologies for portal-venous gas and to discuss this rare entity and its potentially misleading CT findings in context with a review of the literature. The CT examinations of eight patients who presented with intrahepatic portal-venous g...

journal_title：European radiology

authors： Wiesner W,Mortelé KJ,Glickman JN,Ji H,Ros PR

更新日期：2002-06-01 00:00:00

abstract：OBJECTIVES:The goal of the present study was to classify the most common types of plain radiographs using a neural network and to validate the network's performance on internal and external data. Such a network could help improve various radiological workflows. METHODS:All radiographs from the year 2017 (n = 71,274) a...

journal_title：European radiology

authors： Dratsch T,Korenkov M,Zopfs D,Brodehl S,Baessler B,Giese D,Brinkmann S,Maintz D,Pinto Dos Santos D

更新日期：2020-09-28 00:00:00

abstract：OBJECTIVES:Post-imaging mathematical prediction models (MPMs) provide guidance for the management of solid pulmonary nodules by providing a lung cancer risk score from demographic and radiologists-indicated imaging characteristics. We hypothesized calibrating the MPM risk score threshold to a local study cohort would r...

journal_title：European radiology

authors： Uthoff J,Koehn N,Larson J,Dilger SKN,Hammond E,Schwartz A,Mullan B,Sanchez R,Hoffman RM,Sieren JC,COPDGene Investigators.

更新日期：2019-10-01 00:00:00

abstract：OBJECTIVE:To estimate thyroid doses and cancer risk for paediatric patients undergoing neck computed tomography (CT). METHODS:We used average CTDI(vol) (mGy) values from 75 paediatric neck CT examinations to estimate thyroid dose in a mathematical anthropomorphic phantom (ImPACT Patient CT Dosimetry Calculator). Patie...

journal_title：European radiology

authors： Spampinato MV,Tipnis S,Tavernier J,Huda W

更新日期：2015-07-01 00:00:00

abstract：OBJECTIVES:To find predictors of non-diagnostic repeat biopsy specimen acquisition for mutational analysis and detection of epidermal growth factor receptor (EGFR) T790M mutation. METHODS:We retrospectively reviewed 90 non-small cell lung cancer patients harbouring EGFR mutations who underwent repeat cone-beam CT-guid...

journal_title：European radiology

authors： Kim H,Chae KJ,Yoon SH,Kim M,Keam B,Kim TM,Kim DW,Goo JM,Park CM

更新日期：2018-02-01 00:00:00

abstract：OBJECTIVE:To evaluate the risk factors affecting early diffuse recurrence within 1 year of percutaneous ultrasound-guided radiofrequency ablation (RFA) for hepatocellular carcinoma (HCC). METHODS:Out of 146 patients who received transcatheter arterial chemoembolisation (TACE) for treatment of recurrent HCC after percu...

journal_title：European radiology

authors： Lee HY,Rhim H,Lee MW,Kim YS,Choi D,Park MJ,Kim YK,Kim SH,Lim HK

更新日期：2013-01-01 00:00:00

abstract：OBJECTIVES:To investigate the value of diffusion tensor imaging (DTI) of articular cartilage to differentiate healthy from osteoarthritis (OA) subjects in all cartilage regions. METHODS:DTI was acquired sagittally at 7 T in ten healthy and five OA (Kellgren-Lawrence grade 2) subjects with a line scan diffusion tensor ...

journal_title：European radiology

authors： Raya JG,Dettmann E,Notohamiprodjo M,Krasnokutsky S,Abramson S,Glaser C

更新日期：2014-07-01 00:00:00

abstract：:The use of Power Doppler sonography in nodal diseases provides an improvement of early and noninvasive diagnosis of regional metastatic involvement. By using Power Doppler sonography it is possible to characterize lymph nodes as reactively enlarged, metastases, malignant lymphoma, tuberculosis and to study cervical cy...

journal_title：European radiology

authors： Steinkamp HJ,Wissgott C,Rademaker J,Felix R

更新日期：2002-07-01 00:00:00

abstract：:Ultrasound has emerged as the primary imaging modality in conditions where either renal obstruction or renal medical disease is suspected on the basis of clinical and laboratory findings. In urinary tract obstruction, pathophysiologic changes affecting the pressure in the collecting system and kidney perfusion are wel...

journal_title：European radiology

authors： Mostbeck GH,Zontsich T,Turetschek K

更新日期：2001-01-01 00:00:00

abstract：OBJECTIVES:MRI can detect early-stage nasopharyngeal carcinoma (NPC), but the detection is more challenging in early-stage NPCs because they must be distinguished from benign hyperplasia in the nasopharynx. This study aimed to determine whether intravoxel incoherent motion diffusion-weighted imaging (IVIM DWI) MRI coul...

journal_title：European radiology

authors： Ai QY,King AD,Chan JSM,Chen W,Chan KCA,Woo JKS,Zee BCY,Chan ATC,Poon DMC,Ma BBY,Hui EP,Ahuja AT,Vlantis AC,Yuan J

更新日期：2019-10-01 00:00:00

abstract：BACKGROUND:In the vast majority of the laboratory-confirmed coronavirus disease 2019 (COVID-19) patients, computed tomography (CT) examinations yield a typical pattern and the sensitivity of this modality has been reported to be 97% in a large-scale study. Structured reporting systems simplify the interpretation and re...

journal_title：European radiology

authors： Salehi S,Abedi A,Balakrishnan S,Gholamrezanezhad A

更新日期：2020-09-01 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：OBJECTIVES:Epidermal growth factor receptor (EGFR) amplification and telomerase reverse transcriptase promoter (TERTp) mutation status of isocitrate dehydrogenase-wildtype (IDHwt) lower-grade gliomas (LGGs; grade II/III) are crucial for identifying IDHwt LGG with an aggressive clinical course. The purpose of this study...

journal_title：European radiology

authors： Park YW,Ahn SS,Park CJ,Han K,Kim EH,Kang SG,Chang JH,Kim SH,Lee SK

更新日期：2020-12-01 00:00:00

abstract：:To purpose of this paper is to study the relation between normal lung maturation signal and changes in intensity ratios (SIR) and to determine which magnetic resonance imaging sequence provides the strongest correlation of normal lung SIs with gestational age. 126 normal singleton pregnancies (20-37 weeks) were examin...

journal_title：European radiology

authors： Balassy C,Kasprian G,Brugger PC,Weber M,Csapo B,Mittermayer C,Hörmann M,Prayer D

更新日期：2007-03-01 00:00:00

abstract：:We examined 20 prediagnostic CTs from 16 patients for whom the diagnosis of pancreatic cancer was delayed until full diagnostic CT was performed. Three radiologists independently reviewed the prediagnostic CTs along with 50 CTs of control subjects, including patients without pancreatic disease (n = 38) or with chronic...

journal_title：European radiology

authors： Ahn SS,Kim MJ,Choi JY,Hong HS,Chung YE,Lim JS

更新日期：2009-10-01 00:00:00

abstract：:Skeletal muscle is one of the most unusual sites of metastasis from any malignancy. We report a patient with rapidly progressive contractures due to metastatic infiltration of a carcinoma of unknown origin into the skeletal muscle. This 61-year-old man presented with a 1-month history of rapidly evolving, painful rest...

journal_title：European radiology

authors： Hundt W,Braunschweig R,Reiser M

更新日期：1999-01-01 00:00:00

abstract：:The purpose of this study was to explain radiographic features of giant cell tumors of the tendon sheath (GCTTS), in particular, osseous extension, by correlating imaging findings with histology in order to increase the accuracy of radiological diagnosis. In a series of 200 consecutive osseous (pseudo) tumors of the h...

journal_title：European radiology

authors： De Schepper AM,Hogendoorn PC,Bloem JL

更新日期：2007-02-01 00:00:00

abstract：OBJECTIVE:To evaluate the diagnostic performance of reduced-dose CT for suspected appendicitis. METHODS:A systematic search of the MEDLINE and EMBASE databases was carried out through to 10 January 2017. Studies evaluating the diagnostic performance of reduced-dose CT for suspected appendicitis in paediatric and adult...

journal_title：European radiology

authors： Yoon HM,Suh CH,Cho YA,Kim JR,Lee JS,Jung AY,Kim JH,Lee JY,Kim SY

更新日期：2018-06-01 00:00:00

abstract：OBJECTIVE:To evaluate the feasibility of dual-energy CT (DECT) ventilation imaging in combination with DE perfusion mapping for a comprehensive assessment of ventilation, perfusion, morphology and structure of the pulmonary parenchyma. METHODS:Two dual-energy CT acquisitions for xenon-enhanced ventilation and iodine-e...

journal_title：European radiology

authors： Thieme SF,Hoegl S,Nikolaou K,Fisahn J,Irlbeck M,Maxien D,Reiser MF,Becker CR,Johnson TR

更新日期：2010-12-01 00:00:00

abstract：INTRODUCTION:Safe practice and safety culture are important issues in outpatient diagnostic imaging services. As questionnaires assessing safety culture through the measurement of safety climate in this setting are not yet available, the present study aimed to develop and validate such an instrument. MATERIALS AND MET...

journal_title：European radiology

authors： Jossen M,Valeri F,Heilmaier C,Schwappach D

更新日期：2019-03-01 00:00:00