Pressure erosions of bone in rheumatoid arthritis: a subject review.

abstract：PURPOSE:To investigate the utility of a free-breathing ultrashort echo time (UTE) sequence for the evaluation of small pulmonary nodules in oncology patients by using a hybrid positron emission tomography (PET)/magnetic resonance (MR) imaging system and to compare the nodule detection rate between UTE and a conventiona...

journal_title：Radiology

authors： Burris NS,Johnson KM,Larson PE,Hope MD,Nagle SK,Behr SC,Hope TA

更新日期：2016-01-01 00:00:00

abstract：PURPOSE:To evaluate use of positron emission tomography (PET) versus computed tomography (CT) in detection of pancreatic cancer and determine the value of quantitative and visual image interpretation of these techniques. MATERIALS AND METHODS:Within 8 weeks before surgery, 73 patients with suspected pancreatic cancer ...

journal_title：Radiology

authors： Stollfuss JC,Glatting G,Friess H,Kocher F,Berger HG,Reske SN

更新日期：1995-05-01 00:00:00

abstract：:The computed tomographic (CT) findings in six patients with periportal tuberculous adenitis were reviewed retrospectively to analyze the main morphologic features of the disease. In all patients, hypodense lymph nodes were observed close to the porta hepatis, with peripheral enhancement seen after administration of co...

journal_title：Radiology

authors： Mathieu D,Ladeb MF,Guigui B,Rousseau M,Vasile N

更新日期：1986-12-01 00:00:00

abstract：:An 11-year experience with 2,029 outpatient arteriograms in a 500-bed community hospital with active vascular and cardiovascular services is reported. During this period 3,864 inpatient arteriograms were also obtained. The major complication rate has been lower for the outpatient procedures than for the inpatient proc...

journal_title：Radiology

authors： Wolfel DA,Lovett BP,Ortenburger AI,Johnson LS,Sommerville DL

更新日期：1984-11-01 00:00:00

abstract：PURPOSE:To review the recurrence patterns in patients with primary non-small cell lung cancer (NSCLC) treated with percutaneous image-guided radiofrequency (RF) ablation. MATERIALS AND METHODS:This retrospective review was institutional review board approved and HIPAA compliant. Informed consent was waived. Data from ...

journal_title：Radiology

authors： Beland MD,Wasser EJ,Mayo-Smith WW,Dupuy DE

更新日期：2010-01-01 00:00:00

abstract：PURPOSE:To assess the reproducibility of the magnetic resonance (MR) estimate of blood oxygen saturation (sO(2)) in the rat brain, to evaluate the relationship between low MR estimate of sO(2) values and tissue hypoxia in a hypoxic and necrotic glioscarcoma model (9L gliosarcoma cells), and to evaluate the capability o...

journal_title：Radiology

authors： Lemasson B,Christen T,Serduc R,Maisin C,Bouchet A,Le Duc G,Rémy C,Barbier EL

更新日期：2012-12-01 00:00:00

abstract：:Bowel perforation by ventriculo-peritoneal shunts occurred in two children with no abdominal symptoms. The diagnosis in each instance was confirmed by opacification of the colon in one child and the small bowel in the other via contrast medium injection of the distal shunt tubing. "Shuntograms" are recommended for all...

journal_title：Radiology

authors： Azimi F,Dinn WM,Naumann RA

更新日期：1976-12-01 00:00:00

abstract：PURPOSE:To determine the radiographic appearance and features of corrosion in U.S. coins exposed to gastric acid. MATERIALS AND METHODS:Six U.S. copper-based pre-1982 pennies, 12 zinc-based post-1982 pennies, a quarter, a nickel, and a dime were exposed to postprandial concentrations of gastric acid (0.15N HCl) for 7 ...

journal_title：Radiology

authors： O'Hara SM,Donnelly LF,Chuang E,Briner WH,Bisset GS 3rd

更新日期：1999-10-01 00:00:00

abstract：PURPOSE:To determine whether a 10-minute magnetic resonance (MR) imaging examination of the upper abdomen provides sufficiently comprehensive information to replace a longer MR protocol. MATERIALS AND METHODS:Images obtained with selected breathing-independent and breath hold MR sequences, with 2 minutes of total acqu...

journal_title：Radiology

authors： Semelka RC,Balci NC,Op de Beeck B,Reinhold C

更新日期：1999-04-01 00:00:00

abstract：:Background Traumatic brachial plexus injuries affect 1% of patients involved in major trauma. MRI is the best test for traumatic brachial plexus injuries, although its ability to differentiate root avulsions (which require urgent reconstructive surgery) from other types of nerve injury remains unknown. Purpose To eval...

journal_title：Radiology

authors： Wade RG,Takwoingi Y,Wormald JCR,Ridgway JP,Tanner S,Rankine JJ,Bourke G

更新日期：2019-10-01 00:00:00

abstract：:Percutaneous transcatheter embolization of the coronary arteries with autologous clot was performed in six dogs. The occlusions resolved completely within 14 days in the four surviving dogs. Postmortem examination revealed transmural myocardial infarction in two dogs and subendocardial infarcts in the other two. Histo...

journal_title：Radiology

authors： Baumstark AE,Levin DC,Fishbein MC

更新日期：1978-07-01 00:00:00

abstract：:Radiographic analysis of 33 cases of trisomy 9p (21 familial, 12 nonfamilial) disclosed consistent abnormalities in the hands, feet, and pelvic bones, with one exception (subsequently considered a misdiagnosis). Most of the abnormalities were present only during the period of epiphyseal growth and occurred with simila...

journal_title：Radiology

authors： Schinzel A

更新日期：1979-01-01 00:00:00

abstract：:The Radiation Oncology Center in Sacramento, California, has developed a procedure for establishing an intraoperative radiation therapy facility in a community practice. The logistics pertaining to personnel, equipment, physical measurements, and quality assurance are presented. Particular emphasis is given to the mos...

journal_title：Radiology

authors： Wolkov HB,Chenery SG,Asche DR,McPeek EC,Hanks GE,Holmes TW

更新日期：1988-07-01 00:00:00

abstract：:Background Intracranial atherosclerosis is an important cause of ischemic stroke and is associated with several vascular risk factors. Current imaging is mainly based on the assessment of luminal narrowing rather than abnormalities in the vessel wall. Purpose To investigate the relationship between vascular risk facto...

journal_title：Radiology

authors： Lindenholz A,van der Kolk AG,van der Schaaf IC,van der Worp HB,Harteveld AA,Dieleman N,Bots ML,Hendrikse J

更新日期：2020-04-01 00:00:00

abstract：:Prospective data were collected on complications associated with intraarterial digital subtraction angiography in 2,475 consecutive patients at a 650-bed Melbourne teaching hospital. Carotid or cerebral studies were performed in 939 patients, and the prevalence of stroke (ie, permanent neurologic deficit) was 0.3%. Th...

journal_title：Radiology

authors： Waugh JR,Sacharias N

更新日期：1992-01-01 00:00:00

abstract：:X-ray tubes having similar resolution capabilities along the central ray were compared for their wide-field characteristics. It has been suggested that focal spot size, and therefore resolution capability, along the cathode-anode axis may vary in a manner which is dependent upon the tube target angle. The authors show...

journal_title：Radiology

authors： Bernstein H,Bergeron RT

更新日期：1976-06-01 00:00:00

abstract：PURPOSE:To determine if clinical or computed tomographic (CT) findings can be used to distinguish self-limiting cases of adult small-bowel intussusception from those requiring surgery. MATERIALS AND METHODS:Thirty-seven cases of adult small-bowel intussusception were identified by a retrospective computerized search o...

journal_title：Radiology

authors： Lvoff N,Breiman RS,Coakley FV,Lu Y,Warren RS

更新日期：2003-04-01 00:00:00

abstract：:Twenty-two patients with hemodialysis grafts were prospectively evaluated with color Doppler flow imaging and digital subtraction angiography (DSA). Eighteen patients had normal functional parameters during hemodialysis, and four had increased venous pressure during hemodialysis. Color Doppler flow imaging allowed ide...

journal_title：Radiology

authors： Dousset V,Grenier N,Douws C,Senuita P,Sassouste G,Ada L,Potaux L

更新日期：1991-10-01 00:00:00

abstract：:Preoperative B-mode ultrasonography was performed on 7 infants who subsequently were surgically proved to have multicystic kidney disease. Five of the 7 showed a characteristic pattern consisting of a predominantly cystic mass containing septa which divided it into cysts of varying sizes. It is concluded that ultrasou...

journal_title：Radiology

authors： Bearman SB,Hine PL,Sanders RC

更新日期：1976-03-01 00:00:00

abstract：:Purpose To evaluate an objective computed tomographic (CT) criterion for distinguishing between part-solid (PS) and nonsolid (NS) lung nodules. Materials and Methods This study received institutional review board approval, and patients gave informed consent. Preoperative CT studies in all patients who underwent surger...

journal_title：Radiology

authors： Revel MP,Mannes I,Benzakoun J,Guinet C,Léger T,Grenier P,Lupo A,Fournel L,Chassagnon G,Bommart S

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:To evaluate the potential of anti-human epidermal growth factor receptor (HER)1- and anti-HER2-targeted radiolabeled antibodies and magnetic resonance (MR) imaging for imaging of orthotopic malignant pleural mesothelioma (MPM) in mouse models. MATERIALS AND METHODS:Animal studies with 165 mice were performed i...

journal_title：Radiology

authors： Nayak TK,Bernardo M,Milenic DE,Choyke PL,Brechbiel MW

更新日期：2013-04-01 00:00:00

abstract：PURPOSE:To assess methods of standard uptake ratio (SUR) calculation with 2-deoxy-2-[fluorine-18]fluoro-D-glucose (FDG) positron emission tomography (PET) in indeterminate focal pulmonary abnormalities. MATERIALS AND METHODS:One hundred ninety-seven adult patients with indeterminate pulmonary abnormalities had complet...

journal_title：Radiology

authors： Lowe VJ,Duhaylongsod FG,Patz EF,Delong DM,Hoffman JM,Wolfe WG,Coleman RE

更新日期：1997-02-01 00:00:00

abstract：PURPOSE:To evaluate the accuracy of transvaginal ultrasound (US) and gadolinium-enhanced magnetic resonance (MR) imaging in the assessment of the intratumoral structure of an adnexal mass. MATERIALS AND METHODS:The population comprised 82 patients with an adnexal mass who underwent both transvaginal US and gadolinium-...

journal_title：Radiology

authors： Komatsu T,Konishi I,Mandai M,Togashi K,Kawakami S,Konishi J,Mori T

更新日期：1996-01-01 00:00:00

abstract：:Background Virtual unenhanced (VUE) images obtained by using a dual-energy CT (DECT) multimaterial decomposition algorithm hold promise for diagnostic use in the abdomen in lieu of true unenhanced (TUE) images. Purpose To assess VUE images obtained from a DECT multimaterial decomposition algorithm in patients undergoi...

journal_title：Radiology

authors： Xiao JM,Hippe DS,Zecevic M,Zamora DA,Cai LM,Toia GV,Chandler AG,Dighe MK,O'Malley RB,Shuman WP,Wang CL,Mileto A

更新日期：2021-01-19 00:00:00

abstract：:Radiographic and bone mineral (BM) data were collected over a three-year period on 195 patients with chronic renal failure. Most women maintained BM on dyalysis, whereas 44% of the men lost BM (p less than 0.05). Following transplantation, 86% of the patients either maintained or restored BM. After parathyroidectomy, ...

journal_title：Radiology

authors： Griffiths HJ,Zimmerman RE,Lazarus M,Lowrie E,Gottlieb MN,Phillips E,Pomerantz K

更新日期：1977-03-01 00:00:00

abstract：PURPOSE:To evaluate the frequency of "missing" sternal ossification center (asynchronous non-ossification) in young children. MATERIALS AND METHODS:Lateral chest radiographs obtained in 229 children (mean age, 3.7 years) were retrospectively evaluated for sternal ossification. Four superior sternal segments were consi...

journal_title：Radiology

authors： Rush WJ,Donnelly LF,Brody AS,Anton CG,Poe SA

更新日期：2002-07-01 00:00:00

abstract：PURPOSE:To determine the radiation dose to radiologists who perform computed tomographic (CT) fluoroscopic interventional procedures by using a quick-check method and a low-milliampere technique. MATERIALS AND METHODS:Two hundred twenty CT fluoroscopy--guided interventional procedures were performed in 189 patients. P...

journal_title：Radiology

authors： Paulson EK,Sheafor DH,Enterline DS,McAdams HP,Yoshizumi TT

更新日期：2001-07-01 00:00:00

abstract：:Formal ethical approval was granted by the local research ethics committee; all participants gave written consent. The purpose of the study was to prospectively evaluate the feasibility of a noninvasive method of breast tumor localization in 25 participants, based on the coregistration of three-dimensional (3D) ultras...

journal_title：Radiology

authors： Cash CJ,Coles CE,Treece GM,Purushotham AD,Britton P,Sinnatamby R,Gee AH,Prager RW

更新日期：2007-11-01 00:00:00

abstract：:A distinctive type of artifactual extravascular assignment of color was identified in 49 color Doppler ultrasound (US) examinations in 43 patients. This artifact appeared as a random localized mixture of red and blue assigned to perivascular soft tissues; the artifact varied with the cardiac cycle, being most prominen...

journal_title：Radiology

authors： Middleton WD,Erickson S,Melson GL

更新日期：1989-06-01 00:00:00

abstract：:The authors describe a simplified method of venography of the lower extremity which gives improved visualization of the proximal deep venous system. The technique involves high volumes of contrast material, no tourniquets, a relatively vertical, non-weight-bearing position, and passive elevation of the legs. ...

journal_title：Radiology

authors： Rampton JB,Armstrong JD Jr

更新日期：1977-06-01 00:00:00