Doppler US. Part II. Clinical applications.

abstract：:Background Radiomics extracts features from medical images more precisely and more accurately than visual assessment. However, radiomics features are affected by CT scanner parameters such as reconstruction kernel or section thickness, thus obscuring underlying biologically important texture features. Purpose To inves...

journal_title：Radiology

authors： Orlhac F,Frouin F,Nioche C,Ayache N,Buvat I

更新日期：2019-04-01 00:00:00

abstract：PURPOSE:To define the beneficial and detrimental effects of adding exercise to direct magnetic resonance (MR) shoulder arthrography. MATERIALS AND METHODS:Direct, intraarticular, gadolinium arthrography of the shoulder was performed in 41 patients, who underwent 1.5-T MR imaging before and after 1 minute of arm swingi...

journal_title：Radiology

authors： Brenner ML,Morrison WB,Carrino JA,Nusser CA,Sanders TG,Howard RF,Meier P

更新日期：2000-05-01 00:00:00

abstract：:The records of 200 patients with generalized cutaneous mycosis fungoides treated with whole body surface electron irradiation were reviewed. Type of skin lesion appeared to be the most important factor with respect to both survival and generalized skin disease-free interval. High-dose irradiation did not seem to influ...

journal_title：Radiology

authors： Lo TC,Salzman FA,Moschella SL,Tolman EL,Wright KA

更新日期：1979-02-01 00:00:00

abstract：:Purpose To compare PET/MR hypoperfusion and hypometabolism in patients with Alzheimer disease (AD) and mild cognitive impairment (MCI) compared with healthy control (HC) participants. Materials and Methods Maps of cerebral blood flow (CBF; pulsed arterial spin-labeling [ASL] MRI), glucose metabolism (fluorine 18 [18F]...

journal_title：Radiology

authors： Riederer I,Bohn KP,Preibisch C,Wiedemann E,Zimmer C,Alexopoulos P,Förster S

更新日期：2018-07-01 00:00:00

abstract：PURPOSE:To assess the effect of commonly used computed tomographic (CT) section thicknesses on metastatic tumor measurements calculated with unidimensional, bidimensional, area, and volumetric methods. MATERIALS AND METHODS:Analysis and data collection were approved by the Institutional Review Board, with waived infor...

journal_title：Radiology

authors： Zhao B,Schwartz LH,Moskowitz CS,Wang L,Ginsberg MS,Cooper CA,Jiang L,Kalaigian JP

更新日期：2005-03-01 00:00:00

abstract：:Comparison radiographs may be used to confirm subtle extremity fractures or dislocations in children. Some suggest that such views be routinely obtained. As determined by questionnaire, however, a clear majority (2:1) of pediatric radiologists do not currently utilize this procedure. Factors determining this are discu...

journal_title：Radiology

authors： Merten DF

更新日期：1978-01-01 00:00:00

abstract：PURPOSE:To evaluate magnetic resonance (MR) hydrometry, a method of quantifying fluid amounts by using MR imaging, for assessing the exocrine function of the pancreas after stimulation with secretin. MATERIALS AND METHODS:Images were obtained with a single-shot turbo spin-echo sequence by using a 1.0-T magnet with a q...

journal_title：Radiology

authors： Heverhagen JT,Müller D,Battmann A,Ishaque N,Boehm D,Katschinski M,Wagner HJ,Klose KJ

更新日期：2001-01-01 00:00:00

abstract：:The specificity of the intraarticular facet block as a diagnostic test for facet joint disease is currently unknown. Capsular rupture with epidural and periarticular diffusion is probably responsible for many false positive findings. We found a comparatively low success rate of the procedure in 25 patients in whom max...

journal_title：Radiology

authors： Raymond J,Dumas JM

更新日期：1984-05-01 00:00:00

abstract：PURPOSE:To assess forced-expiratory bronchial collapsibility in healthy volunteers by using multidetector computed tomography (CT) and to compare the results with the current diagnostic criterion for bronchomalacia. MATERIALS AND METHODS:The institutional review board approved this HIPAA-compliant study. Following inf...

journal_title：Radiology

authors： Litmanovich D,O'Donnell CR,Bankier AA,Ernst A,Millett ME,Loring SH,Boiselle PM

更新日期：2010-11-01 00:00:00

abstract：PURPOSE:To evaluate dynamic magnetic resonance (MR) defecography performed with a superconducting, open-configuration system in diagnosis of defecation disorders. MATERIALS AND METHODS:Five healthy volunteers and 15 patients with defecation disorders were studied with MR defecography performed with a superconducting, ...

journal_title：Radiology

authors： Schoenenberger AW,Debatin JF,Guldenschuh I,Hany TF,Steiner P,Krestin GP

更新日期：1998-03-01 00:00:00

abstract：:Two cases demonstrated that intravenously injected contrast medium entered cystic lesions. It appears that both vascular opacification and transgression of the blood-brain barrier play major roles in contrast enhancement. ...

journal_title：Radiology

authors： Messina AV,Potts DG,Rottenberg D,Patterson RH

更新日期：1976-08-01 00:00:00

abstract：PURPOSE:To assess the predictive value of a short magnetic resonance (MR) imaging examination, in addition to or instead of radiography, performed in patients with acute knee trauma to identify those who require additional treatment versus those who do not and can be discharged without further follow-up. MATERIALS AND...

journal_title：Radiology

authors： Oei EH,Nikken JJ,Ginai AZ,Krestin GP,Verhaar JA,van Vugt AB,Hunink MG

更新日期：2005-01-01 00:00:00

abstract：PURPOSE:To characterize intracranial plaque inflammation in vivo by using three-dimensional (3D) high-spatial-resolution contrast material-enhanced black-blood (BB) magnetic resonance (MR) imaging and to investigate the relationship between intracranial plaque inflammation and cerebrovascular ischemic events. MATERIAL...

journal_title：Radiology

authors： Qiao Y,Zeiler SR,Mirbagheri S,Leigh R,Urrutia V,Wityk R,Wasserman BA

更新日期：2014-05-01 00:00:00

abstract：PURPOSE:To compare and evaluate the measures of costs for core-needle and surgical breast biopsies. MATERIALS AND METHODS:Three measures of costs were evaluated: (a) input resources, (b) actual payments, and (c) billed charges. A combination of methods were used for data collection from 10 sites enrolled in a large-sc...

journal_title：Radiology

authors： Burkhardt JH,Sunshine JH

更新日期：1999-07-01 00:00:00

abstract：PURPOSE:To establish a protocol for credentialed pediatric radiology nurses, with radiologist supervision, to administer ketamine to induce sedation and analgesia during interventional radiologic procedures. MATERIALS AND METHODS:This study was conducted in two phases. The goal of the first phase was to develop a seda...

journal_title：Radiology

authors： Mason KP,Michna E,DiNardo JA,Zurakowski D,Karian VE,Connor L,Burrows PE

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:To compare the effects on the myometrium of polyvinyl alcohol (PVA) particles and calibrated microspheres (MS) in embolization of the uterine arteries in sheep. MATERIALS AND METHODS:Superselective and bilateral embolization of the uterine arteries was performed with PVA particles and calibrated MS within 24 h...

journal_title：Radiology

authors： Pelage JP,Laurent A,Wassef M,Bonneau M,Germain D,Rymer R,Flaud P,Martal J,Merland JJ

更新日期：2002-08-01 00:00:00

abstract：:A device was developed for hysterosalpingography and fallopian tube recanalization. It differs from the previously used vacuum-cup device in that the central shaft slides and has an acorn-shaped tip. Optimal results were obtained in all 14 women (100%) who underwent catheterization with the new device; optimal results...

journal_title：Radiology

authors： Thurmond AS,Uchida BT,Rösch J

更新日期：1990-02-01 00:00:00

abstract：:Ultrasound scanning is useful in evaluating renal transplants: it is atraumatic, independent of renal function, and well suited for analyzing such common complications as lymphocele, abscess, hydronephrosis, and hematoma. When there is uncertainty as to the nature of a paranephric mass, ultrasonically guided percutane...

journal_title：Radiology

authors： Bartrum RJ Jr,Smith EH,D'Orsi CJ,Tilney NL,Dantono J

更新日期：1976-02-01 00:00:00

abstract：PURPOSE:To determine if oxidative and nitrative stress and/or apoptosis contribute to increased coagulation when combining radiofrequency (RF) ablation with liposomal doxorubicin. MATERIALS AND METHODS:Animal care committee approval was obtained. R3230 mammary adenocarcinomas in Fischer rats were treated with either R...

journal_title：Radiology

authors： Solazzo SA,Ahmed M,Schor-Bardach R,Yang W,Girnun GD,Rahmanuddin S,Levchenko T,Signoretti S,Spitz DR,Torchilin V,Goldberg SN

更新日期：2010-04-01 00:00:00

abstract：:Six cases of acoustic neurinoma are presented in which the tumor is supplied by branches of the external carotid artery, with or without supply from the internal carotid artery. A new angiographic protocol for the investigation of masses in the cerebellopontine angle is suggested. According to early results of the CT ...

journal_title：Radiology

authors： Théron J,Lasjaunias P

更新日期：1976-01-01 00:00:00

abstract：:Ten percent of children with biliary atresia have an associated complex of anomalies, including polysplenia, azygous continuation of the inferior vena cava, preduodenal portal vein, hepatic arterial anomalies, and bilaterally bilobed lungs. These abnormalities will not be detected if the preoperative workup is limited...

journal_title：Radiology

authors： Abramson SJ,Berdon WE,Altman RP,Amodio JB,Levy J

更新日期：1987-05-01 00:00:00

abstract：:Purpose To retrospectively evaluate whether thermal injury-induced hepatic parenchymal hypoperfusion can be a significant risk factor for tumor recurrence after radiofrequency ablation (RFA) of hepatocellular carcinoma (HCC). Materials and Methods The institutional review board approved this retrospective study, and t...

journal_title：Radiology

authors： Lee DH,Lee JM,Yoon JH,Kim YJ,Han JK

更新日期：2017-03-01 00:00:00

abstract：:Forty-two patients underwent magnetic resonance (MR) imaging for a variety of lesions in the vertebral body. A 0.15-T MR system was employed. Twenty-six patients were found to have malignant metastatic lesions (group 1); 16 had nonneoplastic lesions (group 2). The ability to differentiate between the two groups with M...

journal_title：Radiology

authors： Sugimura K,Yamasaki K,Kitagaki H,Tanaka Y,Kono M

更新日期：1987-11-01 00:00:00

abstract：:Squamous cell carcinoma is aggressive, destroying surrounding bony margins. The radiographic finding of an expansile mass is rarely if ever caused solely by squamous cell carcinoma, and it should prompt the radiologist to question either the pathological diagnosis or the coexistence of a mucocele. Surgery prior to rad...

journal_title：Radiology

authors： Som PM,Shugar JM

更新日期：1980-07-01 00:00:00

abstract：PURPOSE:To examine radiologists' screening performance in relation to the number of diagnostic work-ups performed after abnormal findings are discovered at screening mammography by the same radiologist or by different radiologists. MATERIALS AND METHODS:In an institutional review board-approved HIPAA-compliant study, ...

journal_title：Radiology

authors： Buist DS,Anderson ML,Smith RA,Carney PA,Miglioretti DL,Monsees BS,Sickles EA,Taplin SH,Geller BM,Yankaskas BC,Onega TL

更新日期：2014-11-01 00:00:00

abstract：:A presumed new radiological-pathological entity of atherosclerotic subintimal of the carotid artery is described. Subintimal hematomas were found in 12 of 50 (24%) carotid bifurcations during surgery for repeated transient ischemic attacks in a single hemispheric distribution; only 33% were associated with ulcerations...

journal_title：Radiology

authors： Edwards JH,Kricheff II,Gorstein F,Riles T,Imparato A

更新日期：1979-10-01 00:00:00

abstract：:Deshpande et al (1) have shown that P-selectin-targeted microbubbles (MBs) can be used to monitor the expression of this molecule as a marker of inflammation in a murine model of inflammatory bowel disease (IBD). If these results can be reproduced in future clinical trials, contrast material–enhanced ultrasound (US) o...

journal_title：Radiology

authors： Forsberg F

更新日期：2012-01-01 00:00:00

abstract：:In a series of 30 patients, barium enema examination of the colon was performed via a remote controlled air and contrast media inflator. With this apparatus, introduction and elimination of air and barium into the colon can be accomplished at a freely adjustable rate of injection by remote control. Fluoroscopy time is...

journal_title：Radiology

authors： Hisamichi S,Masuda Y,Shirane A,Sugawara N,Gomi T,Oshiba S

更新日期：1977-11-01 00:00:00

abstract：:In three patients with histologically proved cavernous hemangiomas of the spinal cord, magnetic resonance (MR) imaging was superior to myelography, delayed computed tomography (CT) myelography, and contrast-enhanced CT in depicting the lesion. The presence of mixed subacute and chronic hemorrhage, suggested by mixed h...

journal_title：Radiology

authors： Fontaine S,Melanson D,Cosgrove R,Bertrand G

更新日期：1988-03-01 00:00:00

abstract：:Alendronate sodium, an aminobiphosphonate used primarily to treat osteoporosis in postmenopausal women, is known to cause esophagitis. A 71-year-old woman experienced severe, acute esophagitis and severe stricture of the esophagus due to oral alendronate therapy. Unlike in previous cases, she had taken alendronate for...

journal_title：Radiology

authors： Ryan JM,Kelsey P,Ryan BM,Mueller PR

更新日期：1998-02-01 00:00:00