Normal prostate gland: examination with color Doppler US.

abstract：PURPOSE:To prospectively investigate the ability of a single generator to power multiple small-diameter antennas and create large zones of ablation in an in vivo swine liver model. MATERIALS AND METHODS:Thirteen female domestic swine (mean weight, 70 kg) were used for the study as approved by the animal care and use c...

journal_title：Radiology

authors： Brace CL,Laeseke PF,Sampson LA,Frey TM,van der Weide DW,Lee FT Jr

更新日期：2007-07-01 00:00:00

abstract：PURPOSE:To compare histologic findings of atypical ductal hyperplasia (ADH) at 14-gauge, directional, vacuum-assisted breast biopsy (hereafter, vacuum-assisted biopsy) and at 14-gauge, automated, large-core breast biopsy (hereafter, large-core biopsy) with findings at histologic examination after surgical biopsy. MATE...

journal_title：Radiology

authors： Jackman RJ,Burbank F,Parker SH,Evans WP 3rd,Lechner MC,Richardson TR,Tocino I,Wray AB

更新日期：1997-08-01 00:00:00

abstract：:Background Growing evidence indicates an association between cerebral microhemorrhages (MHs) and amyloid β accumulation in Alzheimer disease (AD), but to the knowledge of the authors the association with tau burden is unknown. Purpose To investigate the association between cerebral MH load and tau pathologic structure...

journal_title：Radiology

authors： Rauchmann BS,Ghaseminejad F,Mekala S,Perneczky R,Alzheimer’s Disease Neuroimaging Initiative.

更新日期：2020-07-01 00:00:00

abstract：PURPOSE:To investigate the relationship of spinal osteophytes to vertebral bone mineral density (BMD) and to spinal fracture. MATERIALS AND METHODS:This relationship was investigated in 203 men. Integral BMD was measured with dual x-ray absorptiometry, and both cortical and trabecular BMD were measured with quantitati...

journal_title：Radiology

authors： Ito M,Hayashi K,Yamada M,Uetani M,Nakamura T

更新日期：1993-11-01 00:00:00

abstract：PURPOSE:To determine whether spinal cord atrophy differs among disease subtypes in multiple sclerosis (MS) and whether it offers diagnostic and clinical correlative information beyond that provided by other magnetic resonance (MR) imaging markers. MATERIALS AND METHODS:The institutional review board approved the study...

journal_title：Radiology

authors： Lukas C,Sombekke MH,Bellenberg B,Hahn HK,Popescu V,Bendfeldt K,Radue EW,Gass A,Borgwardt SJ,Kappos L,Naegelin Y,Knol DL,Polman CH,Geurts JJ,Barkhof F,Vrenken H

更新日期：2013-11-01 00:00:00

abstract：:The CT findings in two surgically proved cases of spontaneous chronic extradural hematoma are presented. Tapered convex margins, a length greater than 2 cm, and associated normal intervertebral disks are findings that help distinguish chronic extradural hematoma from an extruded disk. ...

journal_title：Radiology

authors： Levitan LH,Wiens CW

更新日期：1983-09-01 00:00:00

abstract：PURPOSE:To evaluate the diagnostic usefulness of the combined application of 2-[fluorine-18]fluoro-2-deoxy-D-glucose (FDG; for the evaluation of soft tissue) and [F-18]fluoride (for the evaluation of the skeleton) in positron emission tomography (PET) of cancer. MATERIALS AND METHODS:Sixty consecutive patients (23 wom...

journal_title：Radiology

authors： Hoegerle S,Juengling F,Otte A,Altehoefer C,Moser EA,Nitzsche EU

更新日期：1998-10-01 00:00:00

abstract：:Percutaneous cholecystolithotripsy can be performed with a transhepatic or transperitoneal approach. Because the anatomy of the gallbladder varies from person to person, the authors began a study to evaluate the position of the gallbladder with computed tomographic scans of 100 patients known to have stones in their g...

journal_title：Radiology

authors： Hruby W,Urban M,Stackl W,Armbruster C,Marberger M

更新日期：1989-11-01 00:00:00

abstract：:The negative predictive value (PV-) and positive predictive value (PV+) of gallium-67 scintigraphy and computed tomography (CT) were compared after treatment in 43 patients with Hodgkin disease and in 56 patients with non-Hodgkin lymphoma. The usefulness of these studies in predicting survival was also evaluated. In p...

journal_title：Radiology

authors： Front D,Ben-Haim S,Israel O,Epelbaum R,Haim N,Even-Sapir E,Kolodny GM,Robinson E

更新日期：1992-02-01 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：PURPOSE:To evaluate the 15-year trend in the use of computed tomography (CT) in hospitalized pediatric trauma patients admitted to Harborview Medical Center (HMC) from 1996 to 2010. MATERIALS AND METHODS:This Health Insurance Portability and Accountability Act-compliant retrospective study was approved by the institut...

journal_title：Radiology

authors： Roudsari BS,Psoter KJ,Vavilala MS,Mack CD,Jarvik JG

更新日期：2013-05-01 00:00:00

abstract：PURPOSE:To explore the lower limits for radiofrequency (RF) power-induced specific absorption rate (SAR) achievable at 1.5 T for brain magnetic resonance (MR) imaging without loss of tissue signal or contrast present in high-SAR clinical imaging in order to create a potentially viable MR method at ultra-low RF power to...

journal_title：Radiology

authors： Sarkar SN,Alsop DC,Madhuranthakam AJ,Busse RF,Robson PM,Rofsky NM,Hackney DB

更新日期：2011-05-01 00:00:00

abstract：:Background Screening breast MRI is recommended for women with BRCA mutation or a history of chest radiation, but guidelines are equivocal for MRI screening of women with a personal history of breast cancer or high-risk lesion. Purpose To evaluate screening breast MRI performance across women with different elevated br...

journal_title：Radiology

authors： Sippo DA,Burk KS,Mercaldo SF,Rutledge GM,Edmonds C,Guan Z,Hughes KS,Lehman CD

更新日期：2019-07-01 00:00:00

abstract：:Medical therapy is standard for intrahepatic amebic abscess and generally is effective. However, we have encountered a group of patients in whom percutaneous aspiration and drainage was indicated due to uncertainty of diagnosis or clinical deterioration of the patient. Twenty such patients underwent percutaneous drain...

journal_title：Radiology

authors： vanSonnenberg E,Mueller PR,Schiffman HR,Ferrucci JT Jr,Casola G,Simeone JF,Cabrera OA,Gosink BB

更新日期：1985-09-01 00:00:00

abstract：PURPOSE:To prospectively identify brain regions in which task-related changes in activation during a memory encoding task, measured with functional magnetic resonance (MR) imaging, correlate with degree of memory impairment across Alzheimer disease (AD), mild cognitive impairment (MCI), and elderly control subjects. M...

journal_title：Radiology

authors： Petrella JR,Wang L,Krishnan S,Slavin MJ,Prince SE,Tran TT,Doraiswamy PM

更新日期：2007-10-01 00:00:00

abstract：PURPOSE:To evaluate diagnostic performance of three nonenhanced methods: variable-refocusing-flip angle (FA) fast spin-echo (SE)-based magnetic resonance (MR) angiography (variable FA MR) and constant-refocusing-FA fast SE-based MR angiography (constant-FA MR) and flow-sensitive dephasing (FSD)-prepared steady-state fr...

journal_title：Radiology

authors： Lim RP,Fan Z,Chatterji M,Baadh A,Atanasova IP,Storey P,Kim DC,Kim S,Hodnett PA,Ahmad A,Stoffel DR,Babb JS,Adelman MA,Xu J,Li D,Lee VS

更新日期：2013-04-01 00:00:00

abstract：:Manganese (II) N,N'-dipyridoxylethylenediamine-N,N'-diacetate 5,5'-bis(phosphate) (DPDP) was tested as a contrast agent for magnetic resonance imaging of pancreatic adenocarcinoma in 15 patients. At enhanced T1-weighted spin-echo (SE) and enhanced T1-weighted gradient-echo (GRE) imaging, statistically significant incr...

journal_title：Radiology

authors： Gehl HB,Urhahn R,Bohndorf K,Klever P,Hauptmann S,Lodemann KP,Matern S,Schumpelick V,Günther RW

更新日期：1993-03-01 00:00:00

abstract：:The CT findings in 16 patients with histologically proved primary central nervous system (CNS) reticulum cell sarcoma (RCS) showed this malignancy to have predilection for the basal ganglia and thalamus, the periventricular white matter, the corpus callosum, and the vermis cerebelli. In 43% of patients with untreated ...

journal_title：Radiology

authors： Enzmann DR,Krikorian J,Norman D,Kramer R,Pollock J,Faer M

更新日期：1979-01-01 00:00:00

abstract：:Background Improving the differentiation of uterine sarcomas from atypical leiomyomas remains a clinical challenge and is needed to avoid inappropriate surgery. Purpose To develop a diagnostic algorithm including diffusion-weighted MRI criteria to differentiate malignant uterine sarcomas from benign atypical leiomyoma...

journal_title：Radiology

authors： Abdel Wahab C,Jannot AS,Bonaffini PA,Bourillon C,Cornou C,Lefrère-Belda MA,Bats AS,Thomassin-Naggara I,Bellucci A,Reinhold C,Fournier LS

更新日期：2020-11-01 00:00:00

abstract：:The hemodynamic effects of intra-material prostaglandin E1 (PE1) administered via the angiographic catheter were evaluated in 14 patients. Blood flow in the superior mesenteric artery (SMA) after PGE1 infusion was compared with control SMA blood flow as measured by the "spillover" angiographic reflux method, using a s...

journal_title：Radiology

authors： Clark RA,Colley DP,Jacobson ED,Herman R,Tyler G,Stahl D

更新日期：1980-02-01 00:00:00

abstract：:History A 3-month-old previously healthy girl presented to an outside institution with a 4-day history of low-grade fever, irritability, and a tender "knot" in the upper abdomen. Ultrasonography (US) was performed at an outside hospital. US images were not available for review; however, they showed a mass in the left ...

journal_title：Radiology

authors： Sandberg JK,Hulett-Bowling R,Khanna G

更新日期：2018-05-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the safety and efficacy of undersized stents used in patients with high-grade intracranial stenosis and recurrent ischemic symptoms who are undergoing medical treatment. MATERIALS AND METHODS:In 18 patients (13 men, five women; age range, 51-82 years), 20 high-grade (>70%) intracrania...

journal_title：Radiology

authors： de Rochemont Rdu M,Turowski B,Buchkremer M,Sitzer M,Zanella FE,Berkefeld J

更新日期：2004-04-01 00:00:00

abstract：:Magnetic resonance (MR) images of the hips and knees of three healthy volunteers were reviewed and compared with images obtained from the hips of three patients with effusions. Comparison was also made with MR images obtained from two swine knees following the injections of saline in one and blood in the other. The an...

journal_title：Radiology

authors： Beltran J,Noto AM,Herman LJ,Mosure JC,Burk JM,Christoforidis AJ

更新日期：1986-01-01 00:00:00

abstract：:Schmieder and colleagues introduced a new molecular magnetic resonance (MR) probe with a promising lipophilic gadolinium chelate complex that provides high relaxivity. Results of in vivo experiments clearly demonstrate the excellence of the probe for longitudinally monitoring α(v)β(3) integrin expression in tumors. In...

journal_title：Radiology

authors： Kiessling F

更新日期：2013-08-01 00:00:00

abstract：PURPOSE:To evaluate the usefulness of a new computed tomographic (CT) sign of "draped aorta" in the diagnosis of a contained leak in an aortic aneurysm. MATERIALS AND METHODS:CT scans were retrospectively evaluated in 10 patients in whom an unidentifiable aortic wall and posterior aspect of the aorta that followed the...

journal_title：Radiology

authors： Halliday KE,al-Kutoubi A

更新日期：1996-04-01 00:00:00

abstract：:Background The hardware and software differences between MR vendors and individual sites influence the quantification of MR spectroscopy data. An analysis of a large data set may help to better understand sources of the total variance in quantified metabolite levels. Purpose To compare multisite quantitative brain MR ...

journal_title：Radiology

authors： Považan M,Mikkelsen M,Berrington A,Bhattacharyya PK,Brix MK,Buur PF,Cecil KM,Chan KL,Chen DYT,Craven AR,Cuypers K,Dacko M,Duncan NW,Dydak U,Edmondson DA,Ende G,Ersland L,Forbes MA,Gao F,Greenhouse I,Harris AD,He

更新日期：2020-04-01 00:00:00

abstract：PURPOSE:To approximate the functional relationship between invasively measured mean pulmonary arterial pressure (mPAP) and the phase-contrast magnetic resonance (MR) imaging-derived duration of vortical blood flow along the main pulmonary artery and to analyze its applicability for noninvasive diagnosis of pulmonary hy...

journal_title：Radiology

authors： Reiter G,Reiter U,Kovacs G,Olschewski H,Fuchsjäger M

更新日期：2015-04-01 00:00:00

abstract：PURPOSE:To determine whether hepatosplenomegaly was a reproducible finding in seven neonates who were being treated with extracorporeal membrane oxygenation (ECMO) for respiratory failure. MATERIALS AND METHODS:The authors measured splenic and hepatic dimensions with ultrasound (US) at the time ECMO was initiated and ...

journal_title：Radiology

authors： Klippenstein DL,Zerin JM,Hirschl RB,Donn SM

更新日期：1994-02-01 00:00:00

abstract：:To assess the reliability of sonography in the detection of absence of invasion of the carotid artery by tumor, high-resolution ultrasound, surgical, and pathologic findings were prospectively evaluated in 24 patients with disease metastatic to the neck. Sonography performed with 5- and 10-MHz transducers had a sensit...

journal_title：Radiology

authors： Gooding GA,Langman AW,Dillon WP,Kaplan MJ

更新日期：1989-05-01 00:00:00

abstract：PURPOSE:To determine characteristic features of peripheral cholangiocarcinoma on two-phase spiral computed tomographic (CT) scans. MATERIALS AND METHODS:Thirty-four patients with peripheral cholangiocarcinoma underwent two-phase spiral CT. Hepatic arterial phase and portal venous phase images were obtained 30 and 65 s...

journal_title：Radiology

authors： Kim TK,Choi BI,Han JK,Jang HJ,Cho SG,Han MC

更新日期：1997-08-01 00:00:00