Aggressive neuroblastoma simulating Wilms tumor.

abstract：PURPOSE:To demonstrate the variety and recurrence patterns of severe arterial and venous thromboembolic events that occur in patients with the antiphospholipid syndrome. MATERIALS AND METHODS:Radiology records were reviewed in 800 of 1,633 patients with positive test results of antiphospholipid syndrome. Patients with...

journal_title：Radiology

authors： Insko EK,Haskal ZJ

更新日期：1997-02-01 00:00:00

abstract：:Although intravascular foreign bodies are routinely removed with percutaneous extraction, surgical retrieval is performed of most nonvascular foreign bodies. The authors describe six cases in which percutaneous extraction was performed for removal of nonvascular foreign bodies. These foreign bodies included an intraab...

journal_title：Radiology

authors： Nosher JL,Siegel R

更新日期：1993-06-01 00:00:00

abstract：:Persistent pain and decreased range of motion are disabling complications of wrist trauma. Between 1978 and 1986, in ten patients with persistent pain following trauma, arthrography depicted changes characteristic of adhesive capsulitis. Adhesive capsulitis has been described in the shoulder, hip, and ankle, but littl...

journal_title：Radiology

authors： Maloney MD,Sauser DD,Hanson EC,Wood VE,Thiel AE

更新日期：1988-04-01 00:00:00

abstract：PURPOSE:To evaluate the effectiveness of an important finding alert (IFA) system that uses e-mail technology to alert referring physicians to an important but nonurgent imaging finding. MATERIALS AND METHODS:The institutional review board approved the study; the requirement for informed consent was waived. The authors...

journal_title：Radiology

authors： Abujudeh HH,Kaewlai R,Choy G,Whelton DG,Rosenthal DI

更新日期：2009-09-01 00:00:00

abstract：:In order to assess its potential uses in the staging and treatment planning of lymphoma, CT was performed in 27 newly diagnosed, previously untreated patients with Hodgkin's disease or non-Hodgkin's lymphoma; 18 staging laparotomies provided pathologic correlations. CT detected and defined disease in areas not well ev...

journal_title：Radiology

authors： Breiman RS,Castellino RA,Harell GS,Marshall WH,Glatstein E,Kaplan HS

更新日期：1978-01-01 00:00:00

abstract：:The authors sought to evaluate renal tolerance for ioxaglate sodium meglumine used as a contrast agent in patients with chronic renal failure. Eight male patients (mean age, 55 years +/- 5) with chronic renal insufficiency (glomerular filtration rate less than 60 mL/min) who underwent diagnostic cardiac catheterizatio...

journal_title：Radiology

authors： Deray G,Cacoub P,Jacquiaud C,Drobinski G,Brillet G,Bunker D,Jaudon MC,Jacobs C

更新日期：1991-05-01 00:00:00

abstract：PURPOSE:To prospectively assess the frequency and cause of disagreements in diagnoses at ultrasonography (US) and magnetic resonance (MR) imaging for fetuses referred for ventriculomegaly (VM). MATERIALS AND METHODS:One hundred ninety-five women, aged 18-44 years, with 200 fetal referrals for VM, were recruited in a p...

journal_title：Radiology

authors： Levine D,Feldman HA,Tannus JF,Estroff JA,Magnino M,Robson CD,Poussaint TY,Barnewolt CE,Mehta TS,Robertson RL

更新日期：2008-05-01 00:00:00

abstract：PURPOSE:To investigate the cost-effectiveness of computed tomography (CT) relative to radiography for cervical spine screening in trauma patients. MATERIALS AND METHODS:A decision analysis model was constructed to compare the incremental cost-effectiveness of radiography and CT as primary cervical spine screening moda...

journal_title：Radiology

authors： Blackmore CC,Ramsey SD,Mann FA,Deyo RA

更新日期：1999-07-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the feasibility of magnetic resonance (MR) coronary artery imaging and to define myocardial damage with late-enhancement myocardial MR imaging in children who underwent arterial switch surgery for transposition of the great arteries. MATERIALS AND METHODS:The local research ethics com...

journal_title：Radiology

authors： Taylor AM,Dymarkowski S,Hamaekers P,Razavi R,Gewillig M,Mertens L,Bogaert J

更新日期：2005-02-01 00:00:00

abstract：:The Quantitative Imaging Biomarkers Alliance (QIBA) Profile for fluorodeoxyglucose (FDG) PET/CT imaging was created by QIBA to both characterize and reduce the variability of standardized uptake values (SUVs). The Profile provides two complementary claims on the precision of SUV measurements. First, tumor glycolytic a...

journal_title：Radiology

authors： Kinahan PE,Perlman ES,Sunderland JJ,Subramaniam R,Wollenweber SD,Turkington TG,Lodge MA,Boellaard R,Obuchowski NA,Wahl RL

更新日期：2020-03-01 00:00:00

abstract：:Knowledge of the timing and course of neonatal intracranial hemorrhage is essential in determining the etiology of hemorrhage, since the key to preventing neurologic damage in newborns is to define preventable causes and to treat the complications of hemorrhage. In an intensive study of 49 neonates delivered less than...

journal_title：Radiology

authors： Rumack CM,Manco-Johnson ML,Manco-Johnson MJ,Koops BL,Hathaway WE,Appareti K

更新日期：1985-01-01 00:00:00

abstract：:Pneumoperitoneum, pneumomediastinum, pneumopericardium and subcutaneous emphysema developed in a patient following simple dental extraction. Other causes of this unusual complication, such as pneumatosis cystoides intestinalis, insufflation of fallopian tubes, pulmonary-peritoneal fistula, post-partum knee-chest exerc...

journal_title：Radiology

authors： Sandler CM,Libshitz HI,Marks G

更新日期：1975-06-01 00:00:00

abstract：PURPOSE:To prospectively evaluate multiobserver diagnostic performance and reader agreement for colorectal polyp detection in a well-characterized cohort of patients with increased number of polyps, compared with an average-risk patient, with colonoscopy as the reference standard. MATERIALS AND METHODS:A cohort of 70 ...

journal_title：Radiology

authors： McFarland EG,Pilgram TK,Brink JA,McDermott RA,Santillan CV,Brady PW,Heiken JP,Balfe DM,Weinstock LB,Thyssen EP,Littenberg B

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:To determine the enhancement patterns of the penis at magnetic resonance (MR) imaging. MATERIALS AND METHODS:Sequential contrast material-enhanced MR images of the penis in a flaccid state were obtained in 16 volunteers (12 with normal penile function and four with erectile dysfunction). RESULTS:Subjects with...

journal_title：Radiology

authors： Kaneko K,De Mouy EH,Lee BE

更新日期：1994-04-01 00:00:00

abstract：PURPOSE:To use videomicroscopy of tumor-bearing livers of live mice to depict tumors directly to determine the exact nature of rims seen on corresponding ultrasonographic (US) scans. MATERIALS AND METHODS:Seventy-six hepatic colorectal cancer metastases were studied in exteriorized livers of 18 mice by using intravita...

journal_title：Radiology

authors： Kruskal JB,Thomas P,Nasser I,Cay O,Kane RA

更新日期：2000-06-01 00:00:00

abstract：:The distal small-bowel loops in the pelvis do not always lend themselves to palpation of easy visualization during conventional small-bowel examinations. When this occurs, an angled view of the pelvis, such as that used to uncoil the sigmoid colon during barium-enema examinations, can separate these overlapping segmen...

journal_title：Radiology

authors： Fisher JK

更新日期：1982-07-01 00:00:00

abstract：:The efficacy of the barium enema examination and abdominal computed tomography (CT) was investigated in 81 patients who had undergone operation for colorectal carcinoma. Recurrent disease was found in 52 patients and was divided into local (anastomotic and perianastomotic) and remote (distant and hepatic metastases) t...

journal_title：Radiology

authors： Chen YM,Ott DJ,Wolfman NT,Gelfand DW,Karsteadt N,Bechtold RE

更新日期：1987-05-01 00:00:00

abstract：:Twenty-nine subjects with occupational asbestos exposure and clinical asbestosis were examined with high-resolution computed tomography (HRCT) to determine its sensitivity, relative to that of conventional computed tomography (CT), for detection of benign asbestos-related disease. Thin-section HRCT scans were obtained...

journal_title：Radiology

authors： Aberle DR,Gamsu G,Ray CS,Feuerstein IM

更新日期：1988-03-01 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：:Treatment of cancer is often confounded by tumor heterogeneity.Variations in perfusion inhibit drug delivery to all parts of the tumor (1). Differences in oxygen tension (Po2)cause variations in response to radiation therapy (2).Understanding this tumor heterogeneity, which is caused by the interplay between the cance...

journal_title：Radiology

authors： Mezrich R

更新日期：2012-05-01 00:00:00

abstract：PURPOSE:To measure scanner and patient variation in computed tomographic (CT) numbers for electron-beam CT and to determine the ability of calibration phantoms to reduce variability in calcium quantitation. MATERIALS AND METHODS:Two calibration phantoms were imaged to ensure longitudinal homogeneity and to determine t...

journal_title：Radiology

authors： McCollough CH,Kaufmann RB,Cameron BM,Katz DJ,Sheedy PF 2nd,Peyser PA

更新日期：1995-07-01 00:00:00

abstract：:A modified transfemoral technique for testicular venography and occlusion of the testicular vein (TV) was used to treat 30 patients with a total of 43 varicoceles (17 left-sided and 13 bilateral). Occlusion was satisfactory in all left varicoceles and 90% of right varicoceles. This coaxial technique facilitates subsel...

journal_title：Radiology

authors： Berkman WA,Price RB,Wheatley JK,Fajman WA,Sones PJ,Casarella WJ

更新日期：1984-04-01 00:00:00

abstract：:Computed tomography has been utilized to guide a needle into central nervous system lesions as small as one centimeter in diameter. Direct puncture has drained many abscesses effectively, provided material for immediate Gram stain and subsequent culture, and permitted irrigation with appropriate antibioties, Multilocu...

journal_title：Radiology

authors： Moran CJ,Naidich TP,Gado MH,Marchosky JA

更新日期：1979-06-01 00:00:00

abstract：:The radiographic patterns of vertebral-body collapse and/or endplate deformity were examined in 99 autopsy specimens of the thoracolumbar spine with benign and malignant disease. Angling of endplates was found to be highly predictive of underlying malignancy, whereas concavity was more suggestive of benign disease, fo...

journal_title：Radiology

authors： Sartoris DJ,Clopton P,Nemcek A,Dowd C,Resnick D

更新日期：1986-08-01 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：:A diagnostic ultrasound examination is a simple and reliable method of obtaining anatomical information for intracavitary irradiation of endometrial carcinoma of the uterus. Scanning before treatment to determine uterine size and shape assists in choosing the most appropriate applicator. Scanning after insertion of an...

journal_title：Radiology

authors： Brascho DJ,Kim RY,Wilson EE

更新日期：1978-10-01 00:00:00

abstract：:Kimray-Greenfield filters were inserted percutaneously into the inferior vena cava (IVC) in 57 patients. Thirty-six were placed from the right femoral vein, 14 from the left femoral vein, and seven from the right internal jugular vein. There were no deaths or major complications and only six minor complications. Infer...

journal_title：Radiology

authors： Pais SO,Mirvis SE,De Orchis DF

更新日期：1987-11-01 00:00:00

abstract：PURPOSE:To prospectively assess bone marrow (BM) angiogenesis in patients with acute myeloid leukemia (AML) by using iron oxide-enhanced magnetic resonance (MR) imaging. MATERIALS AND METHODS:The study was institutional ethics committee approved. Informed signed consent was obtained from each study participant. The re...

journal_title：Radiology

authors： Matuszewski L,Persigehl T,Wall A,Meier N,Bieker R,Kooijman H,Tombach B,Mesters R,Berdel WE,Heindel W,Bremer C

更新日期：2007-01-01 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 assess the existence of a mismatch between lesions on diffusion-weighted (DW) and perfusion-weighted (PW) magnetic resonance (MR) images obtained within 24 hours after onset of acute stroke and to use mismatch data and angiographic evidence of proximal arterial occlusion (PAO) to investigate whether the exis...

journal_title：Radiology

authors： Copen WA,Rezai Gharai L,Barak ER,Schwamm LH,Wu O,Kamalian S,Gonzalez RG,Schaefer PW

更新日期：2009-03-01 00:00:00