Magnetic resonance imaging of abdominal and pelvic lymphadenopathy.

abstract：:A retrospective review of 39 cases of hypochondroplasia revealed consistent but variable degrees of clinical and radiological features sufficient to allow differentiation from other well-established metaphyseal chondrodysplasias. Macrocephaly was noted in approximately half the cases. This contradicts a finding of nor...

journal_title：Radiology

authors： Hall BD,Spranger J

更新日期：1979-10-01 00:00:00

abstract：:Methyl glucamine sodium diatrizoate (Renografin 76) was directly infused into the isolated arteries to the sino-atrial and atrioventricular nodes of anesthetized dogs, causing a dose-related inhibition of sino-atrial nodal automaticity and atrioventricular nodal conductivity; these effects were not attenuated by auton...

journal_title：Radiology

authors： Higgins CB,Feld GK

更新日期：1976-10-01 00:00:00

abstract：:The chest radiographs of asthmatic patients in an emergency room setting over a four-year period were reviewed. A total of 997 radiographs was reviewed; radiographic findings were compared with history and clinical data. In adults 2.2% of the radiographs were abnormal; in children 13%. It is concluded that a chest rad...

journal_title：Radiology

authors： Zieverink SE,Harper AP,Holden RW,Klatte EC,Brittain H

更新日期：1982-10-01 00:00:00

abstract：PURPOSE:To retrospectively determine the accuracy of endorectal magnetic resonance (MR) imaging in demonstrating seminal vesicle invasion (SVI) and to investigate the MR imaging features that can predict SVI. MATERIALS AND METHODS:The Institutional Review Board granted exempt status for this retrospective study, with ...

journal_title：Radiology

authors： Sala E,Akin O,Moskowitz CS,Eisenberg HF,Kuroiwa K,Ishill NM,Rajashanker B,Scardino PT,Hricak H

更新日期：2006-03-01 00:00:00

abstract：:Renal dynamic computed tomographic (CT) data for 16 patients with unilateral renal artery stenosis were compared with those for 12 control subjects. Three patterns of perfusion were distinguished in stenotic kidneys: pattern A, symmetric time-attenuation curves; pattern B, asymmetric time-attenuation curve with simila...

journal_title：Radiology

authors： Paul JF,Ugolini P,Sapoval M,Mousseaux E,Gaux JC

更新日期：2001-10-01 00:00:00

abstract：:The normal anatomy of the larynx and base of the tongue as seen on nuclear magnetic resonance (NMR) images was studied. Scans of normal volunteers were obtained using a 3.5 kilogauss (0.35 T) superconductive magnet and a 3.0 kilogauss (0.3 T) permanent magnet. The NMR images were compared with images obtained by CT an...

journal_title：Radiology

authors： Lufkin RB,Larsson SG,Hanafee WN

更新日期：1983-07-01 00:00:00

abstract：PURPOSE:To determine whether enhancement at multiphasic multidetector computed tomography (CT) can help differentiate clear cell renal cell carcinoma (RCC) from oncocytoma, papillary RCC, and chromophobe RCC. MATERIALS AND METHODS:With institutional review board approval for this HIPAA-compliant retrospective study, t...

journal_title：Radiology

authors： Young JR,Margolis D,Sauk S,Pantuck AJ,Sayre J,Raman SS

更新日期：2013-05-01 00:00:00

abstract：PURPOSE:To examine the performance and reproducibility of a commercially available computer-aided detection (CAD) system with a set of mammograms obtained in 100 patients who had undergone biopsy after positive findings at mammography. MATERIALS AND METHODS:One hundred positive mammographic examinations (four views ea...

journal_title：Radiology

authors： Zheng B,Hardesty LA,Poller WR,Sumkin JH,Golla S

更新日期：2003-07-01 00:00:00

abstract：:Background Cardiac MRI late gadolinium enhancement (LGE) scar volume is an important marker for outcome prediction in patients with hypertrophic cardiomyopathy (HCM); however, its clinical application is hindered by a lack of measurement standardization. Purpose To develop and evaluate a three-dimensional (3D) convolu...

journal_title：Radiology

authors： Fahmy AS,Neisius U,Chan RH,Rowin EJ,Manning WJ,Maron MS,Nezafat R

更新日期：2020-01-01 00:00:00

abstract：:Purpose To investigate the prevalence of symptomatic carotid web in patients with acute ischemic stroke due to intracranial large vessel occlusion, to determine the clinical and imaging profile of patients with carotid web as well as their association with ischemic stroke, and to determine the interobserver agreement ...

journal_title：Radiology

authors： Compagne KCJ,van Es ACGM,Berkhemer OA,Borst J,Roos YBWEM,van Oostenbrugge RJ,van Zwam WH,Majoie CBLM,Marquering HA,Dippel DWJ,van der Lugt A,Emmer BJ,MR CLEAN Trial Investigators.

更新日期：2018-03-01 00:00:00

abstract：PURPOSE:To determine whether magnetic resonance (MR) imaging quantification of cervical spinal cord damage improves the prediction of motor recovery after spinal cord injury. MATERIALS AND METHODS:The extent of cervical spinal cord injury was measured on MR images obtained in 104 patients (aged 17-70 years) within 72 ...

journal_title：Radiology

authors： Flanders AE,Spettell CM,Tartaglino LM,Friedman DP,Herbison GJ

更新日期：1996-12-01 00:00:00

abstract：:One hundred and forty-seven patients with clinical stage I nonseminomatous germ cell tumors of the testis were entered into a follow-up program after orchidectomy. Follow-up consisted of regular clinical examinations, estimations of the serum markers beta human chorionic gonadotropin and alpha-fetoprotein, chest radio...

journal_title：Radiology

authors： Williams MP,Husband JE,Heron CW

更新日期：1987-09-01 00:00:00

abstract：PURPOSE:To compare non-contrast-enhanced computed tomography (CT) and intravenous urography (IVU) in the evaluation of patients who present with acute flank pain and in whom ureteric obstruction is suspected. MATERIALS AND METHODS:The findings at non-contrast-enhanced CT and IVU in 20 patients with acute flank pain we...

journal_title：Radiology

authors： Smith RC,Rosenfield AT,Choe KA,Essenmacher KR,Verga M,Glickman MG,Lange RC

更新日期：1995-03-01 00:00:00

abstract：PURPOSE:To determine whether vascular, ischemic, and inflammatory causes of bowel wall thickening in children can be differentiated at gray-scale and color Doppler ultrasonography (US). MATERIALS AND METHODS:Thirty-seven children with acute bowel disease underwent graded compression US. Findings of bowel wall thicknes...

journal_title：Radiology

authors： Siegel MJ,Friedland JA,Hildebolt CF

更新日期：1997-06-01 00:00:00

abstract：:The wide variation in absorber thickness characteristic of the posteroanterior projection of the chest routinely results in film underexposure and attendant suboptimal contrast in the mediastinal, retrocardiac, and diaphragmatic regions. We propose a special scanning system to deliver a more uniform film exposure over...

journal_title：Radiology

authors： Plewes DB,Wandtke JC

更新日期：1982-03-01 00:00:00

abstract：PURPOSE:To prospectively determine the accuracy of combination positron emission tomography-computed tomography (PET/CT) in lymph node staging in patients with early-stage cervical cancer, with histopathologic results as the reference standard. MATERIALS AND METHODS:The study was institutional review board approved, a...

journal_title：Radiology

authors： Sironi S,Buda A,Picchio M,Perego P,Moreni R,Pellegrino A,Colombo M,Mangioni C,Messa C,Fazio F

更新日期：2006-01-01 00:00:00

abstract：:To compare two methods of evaluating patients with coronary artery disease, the authors assessed the ejection fraction (EF) during the first-third (1/3) of systole by first-pass radionuclide angiography and the EF response to exercise in 22 normal individuals and 40 patients. The 1/3 EF was calculated by averaging 3--...

journal_title：Radiology

authors： Slutsky R,Battler A,Karliner JS,Froelicher V,Ashburn W

更新日期：1980-07-01 00:00:00

abstract：PURPOSE:To assess the ability of helium 3 ((3)He) magnetic resonance (MR) imaging of regional alveolar partial pressure of oxygen (Pao2) to depict smoking-induced functional alterations and to compare its efficacy to that of current diagnostic techniques. MATERIALS AND METHODS:This study was approved by the local inst...

journal_title：Radiology

authors： Hamedani H,Kadlecek SJ,Ishii M,Xin Y,Emami K,Han B,Shaghaghi H,Gopstein D,Cereda M,Gefter WB,Rossman MD,Rizi RR

更新日期：2015-02-01 00:00:00

abstract：PURPOSE:To correlate upper gastrointestinal study findings of the position of the duodenum and duodenal-jejunal junction in children after liver transplantation with transplant type, age at transplantation, indication for transplantation, and history of surgery or malrotation. MATERIALS AND METHODS:Upper gastrointesti...

journal_title：Radiology

authors： Benya EC,Ben-Ami TE,Whitington PF,Alonso EM,Millis JM,Yousefzadeh DK

更新日期：1998-04-01 00:00:00

abstract：:Of 500 patients referred for an examination of the upper gastrointestinal tract, 15% were found to have radiographic evidence of esophageal disease. A cursory esophageal survey appears to be insufficient. Thorough evaluation should consist of a minimal multiphasic approach involving double- and single-contrast radiogr...

journal_title：Radiology

authors： Maglinte DD,Schultheis TE,Krol KL,Caudill LD,Chernish SM,McCune WM

更新日期：1983-04-01 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：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：:A new technique for embolization with compressed Ivalon plugs is described. Fourteen arteries--six renal, three splenic, two pulmonary, one left gastric, and two abdominal aortas--were occluded in six dogs. In one case of renal artery embolization, three plugs were used, and in one case of abdominal aorta embolization...

journal_title：Radiology

authors： Zollikofer C,Castaneda-Zuniga WR,Galliani C,Rysavy JA,Formanek A,Amplatz K

更新日期：1980-09-01 00:00:00

abstract：:A method to decrease the intensity of fat by reversal of the section-select gradient is demonstrated. This technique takes advantage of the chemical shift in section location. ...

journal_title：Radiology

authors： Gomori JM,Holland GA,Grossman RI,Gefter WB,Lenkinski RE

更新日期：1988-08-01 00:00:00

abstract：PURPOSE:To determine whether hemangiomas and malignant tumors can be better differentiated at 1.5-T magnetic resonance imaging with use of more heavily T2-weighted conventional spin-echo sequences. MATERIALS AND METHODS:Eighty-three patients with focal liver lesions (50 malignant tumors, 24 hemangiomas, nine cysts) la...

journal_title：Radiology

authors： McFarland EG,Mayo-Smith WW,Saini S,Hahn PF,Goldberg MA,Lee MJ

更新日期：1994-10-01 00:00:00

abstract：PURPOSE:To test an optimized functional magnetic resonance (MR) imaging procedure to depict the motor hand representation area (HRA) in patients with epilepsy lesions near the central sulcus. MATERIALS AND METHODS:Fast low-angle shot MR imaging was performed with an oblique single-section imaging technique in eight co...

journal_title：Radiology

authors： Achten E,Jackson GD,Cameron JA,Abbott DF,Stella DL,Fabinyi GC

更新日期：1999-02-01 00:00:00

abstract：:Purpose To evaluate glass-fiber-based guidewires that are safe for magnetic resonance (MR) imaging-guided endovascular interventions by using a phantom and an in vivo swine model. Materials and Methods MR imaging-safe guidewires were made from micropultruded glass and/or aramid fibers and epoxy resin with diameters of...

journal_title：Radiology

authors： Massmann A,Buecker A,Schneider GK

更新日期：2017-08-01 00:00:00

abstract：:Bladder tumors initially may be diagnosed by excretory urography in patients undergoing the examination because of specific symptoms or unrelated complaints. Among seven strategies tested by six experienced readers, the combination of early, full-bladder, and postvoiding anteroposterior radiographs was most successful...

journal_title：Radiology

authors： Hillman BJ,Silvert M,Cook G,Stanisic T,Bjelland J,Claypool HR,Haber K,Mellins HZ

更新日期：1981-02-01 00:00:00

abstract：PURPOSE:To assess prospectively the concordance of enhancement patterns of focal liver masses on contrast material-enhanced ultrasonographic (US) scans with patterns on contrast-enhanced computed tomographic (CT) scans or magnetic resonance (MR) images. MATERIALS AND METHODS:This study was approved by the institutiona...

journal_title：Radiology

authors： Burns PN,Wilson SR

更新日期：2007-01-01 00:00:00

abstract：PURPOSE:To identify mechanism(s) responsible for carpal tunnel syndrome (CTS). MATERIALS AND METHODS:At dynamic gadolinium-enhanced magnetic resonance (MR) imaging, the enhancement pattern of the sagittal section of the median nerve in 10 wrists of nine patients with CTS (two men and seven women, aged 43-60 years [mea...

journal_title：Radiology

authors： Sugimoto H,Miyaji N,Ohsawa T

更新日期：1994-02-01 00:00:00