Breast specimen radiography: evaluation of a compression device.

abstract：:Operative ligation of portosystemic shunts is effective in controlling chronic portosystemic encephalopathy (CPSE) but is associated with significant mortality. Review of the records of five patients with CPSE treated with radiologic occlusion procedures showed that these are suitable alternatives to surgery. Three pa...

journal_title：Radiology

authors： Uflacker R,Silva Ade O,d'Albuquerque LA,Piske RL,Mourão GS

更新日期：1987-12-01 00:00:00

abstract：:Twenty-three patients were prospectively examined with ultrasound (US) for acute or recurrent Achilles tendon symptoms. Three types of pathologic conditions of the Achilles tendon were found: tendinitis/tenosynovitis, acute tendon trauma, and postoperative changes. US appears to enable differentiation of these conditi...

journal_title：Radiology

authors： Blei CL,Nirschl RP,Grant EG

更新日期：1986-06-01 00:00:00

abstract：PURPOSE:To quantify dynamic enhancement of breast lesions with echo-planar and conventional magnetic resonance (MR) imaging, to correlate these data with histologic findings and vessel density, and to evaluate MATERIALS AND METHODS:Twenty female patients with 22 breast lesions underwent conventional and MR echo-planar...

journal_title：Radiology

authors： Hulka CA,Smith BL,Sgroi DC,Tan L,Edmister WB,Semple JP,Campbell T,Kopans DB,Brady TJ,Weisskoff RM

更新日期：1995-10-01 00:00:00

abstract：PURPOSE:To investigate at which age testicular blood flow can be demonstrated consistently by color Doppler sonography and power Doppler sonography. MATERIALS AND METHODS:In this prospective study, 172 normal testes of 86 boys (age range, 4 days to 15 years) were examined with gray-scale ultrasound, color Doppler sono...

journal_title：Radiology

authors： Bader TR,Kammerhuber F,Herneth AM

更新日期：1997-02-01 00:00:00

abstract：:Photochromic lenses which undergo a change in density with varying intensities of sunlight have been incorporated into routine eyeglasses. Laboratory tests have shown that glasses of this type do not decrease the visual acuity of the radiologist. ...

journal_title：Radiology

authors： Balter S,Janower ML

更新日期：1975-08-01 00:00:00

abstract：:During a test of the ability to classify the profusion characteristics of pneumoconiosis recorded in chest radiographs, a constant decision criterion level needs to be maintained or false conclusions regarding the observer's receiver operating characteristic (ROC) curve may result. ...

journal_title：Radiology

authors： Goodenough DJ

更新日期：1975-02-01 00:00:00

abstract：PURPOSE:To determine if local application of L-arginine, r-hirudin, or molsidomine significantly reduces restenosis after balloon angioplasty in stenotic rabbit iliac arteries. MATERIALS AND METHODS:Thirty-one male cholesterol-fed New Zealand white rabbits underwent balloon dilation of both common iliac arteries to in...

journal_title：Radiology

authors： Kalinowski M,Alfke H,Bergen S,Klose KJ,Barry JJ,Wagner HJ

更新日期：2001-06-01 00:00:00

abstract：PURPOSE:To assess diagnostic accuracy of preoperatively performed magnetic resonance (MR) imaging for detection of tumor extent in a large patient population with histopathologically proved retinoblastoma. MATERIALS AND METHODS:Local ethics committee approval and informed consent were not required for retrospective re...

journal_title：Radiology

authors： de Graaf P,Barkhof F,Moll AC,Imhof SM,Knol DL,van der Valk P,Castelijns JA

更新日期：2005-04-01 00:00:00

abstract：:Abdominal computed tomography (CT) scans of 55 patients who had ingested Gastrografin (meglumine diatrizoate and diatrizoate sodium) diluted to 2% with tap water and flavored with a commercial fruit juice base were reviewed. Twenty patients (36%) demonstrated intraluminal precipitation of Gastrografin shown by focal a...

journal_title：Radiology

authors： Ball DS,Radecki PD,Friedman AC,Caroline DF,Mayer DP

更新日期：1986-01-01 00:00:00

abstract：PURPOSE:To comply with federal and state guidelines, a credentialing process was developed for nonradiologist medical users of fluoroscopy. MATERIALS AND METHODS:Seventy-three nonradiologist physicians participated in a program consisting of (a) an introductory 1-hour lecture; (b) a 10-page booklet providing basic inf...

journal_title：Radiology

authors： Swayne LC,Lam SC,Filippone AL,Ambrose RB

更新日期：1994-01-01 00:00:00

abstract：:Twenty-three consecutive patients with Waldenström macroglobulinemia were studied with magnetic resonance (MR) imaging of the spine and computed tomography (CT) of the abdomen and pelvis. MR imaging studies included sagittal T1-weighted and gradient-recalled-echo sequences performed with and without contrast material ...

journal_title：Radiology

authors： Moulopoulos LA,Dimopoulos MA,Varma DG,Manning JT,Johnston DA,Leeds NE,Libshitz HI

更新日期：1993-09-01 00:00:00

abstract：:A gradient intensifying screen composed of rare earth phosphors and calcium tungstate was developed. It provides uniform film density when there is a graded increase in subject density. Use of this screen for scoliosis radiography provides an improved image and reduces radiation exposure. ...

journal_title：Radiology

authors： Ritter EM,Wright CE,Fritz SL,Kirchmer NA,De Smet AA

更新日期：1980-04-01 00:00:00

abstract：:Background Impaired brain development in fetuses with congenital heart disease (CHD) may result from inadequate cerebral oxygen supply in utero. Purpose To test whether fetal cerebral oxygenation can be increased by maternal oxygen administration, effects of maternal hyperoxia on blood oxygenation of the placenta and ...

journal_title：Radiology

authors： You W,Andescavage NN,Kapse K,Donofrio MT,Jacobs M,Limperopoulos C

更新日期：2020-01-01 00:00:00

abstract：:Complications of indwelling ureteral stents were managed percutaneously in 13 patients. These complications consisted of three fractured, three heavily encrusted, and seven migrated stents. While most ureteral stent malfunctions are routinely managed with retrograde techniques, the percutaneous approach allows effecti...

journal_title：Radiology

authors： LeRoy AJ,Williams HJ Jr,Segura JW,Patterson DE,Benson RC Jr

更新日期：1986-01-01 00:00:00

abstract：:Purpose To investigate the value of two-dimensional (2D) shear-wave elastography (SWE) in the assessment of hepatic fibrosis in patients with chronic hepatitis B (CHB) and to compare the diagnostic performance of this modality with that of liver fibrosis indexes. Materials and Methods The ethics committee approved thi...

journal_title：Radiology

authors： Zhuang Y,Ding H,Zhang Y,Sun H,Xu C,Wang W

更新日期：2017-06-01 00:00:00

abstract：:Thin-section tomography in the lateral and off-lateral projections permits radiographic visualization of the vestibular aqueduct, which is seen as an inverted J. The proximal curved portion has a constant configuration, while the distal straight portion varies according to the width of the external aperture and may be...

journal_title：Radiology

authors： Gado MH,Arenberg IK

更新日期：1975-12-01 00:00:00

abstract：:Exposure values for a whole-body CT scanner, obtained from a room protection survey covering one month (119 patients), are reported. It was found that weekly exposures could be expected to be in the range of 350-750 mR/week for a daily load of 12 patients. The h.v.l. of gypsum board, lead, and plate glass at this radi...

journal_title：Radiology

authors： Gross GP,McCullough EC

更新日期：1977-03-01 00:00:00

abstract：:The sonographic appearances of primary non-Hodgkin lymphoma developing in the porta hepatis in three patients soon after hepatic transplantation were reviewed. The lymphomas appeared as large hypoechoic masses encasing vital portal structures--the hepatic artery and the common bile duct--in all three cases and displac...

journal_title：Radiology

authors： Moody AR,Wilson SR,Greig PD

更新日期：1992-03-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the diagnostic performance of magnetic resonance (MR) spectroscopy in patients with suspicious lesions or biopsy-proved cancers at MR imaging by using histologic findings as the reference standard. MATERIALS AND METHODS:After institutional review board approval and informed consent we...

journal_title：Radiology

authors： Bartella L,Morris EA,Dershaw DD,Liberman L,Thakur SB,Moskowitz C,Guido J,Huang W

更新日期：2006-06-01 00:00:00

abstract：:Transrectal sonography of the normal prostate demonstrates a gland that has low-level homogeneous echoes. Benign and malignant prostatic disease causes disruption of this normal texture. A prospective study was performed to determine the ability of ultrasound to detect focal defects accurately. The specific histologic...

journal_title：Radiology

authors： Rifkin MD,Kurtz AB,Choi HY,Goldberg BB

更新日期：1983-10-01 00:00:00

abstract：PURPOSE:To quantify, with three-dimensional proton magnetic resonance (MR) spectroscopy, metabolic characteristics of normal-appearing white matter and nonenhancing lesions in patients with relapsing-remitting multiple sclerosis (MS). MATERIALS AND METHODS:Institutional review board approval and informed patient conse...

journal_title：Radiology

authors： He J,Inglese M,Li BS,Babb JS,Grossman RI,Gonen O

更新日期：2005-01-01 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：:The authors report a case of a hepatic artery aneurysm that simulated a mass in the head of the pancreas. The correct diagnosis was made preoperatively based on several findings: curvilinear calcification within the mass on CT, a well-defined cystic collection on ultrasound, absence of biliary duct dilatation or jaund...

journal_title：Radiology

authors： Gavin PM,Matalon TA,Petasnick JP,Roseman DL

更新日期：1984-09-01 00:00:00

abstract：PURPOSE:To explore the ability of whole-body 7.0-T magnetic resonance (MR) imaging to depict differences in aspects of the cerebral cortex of postmortem human brain specimens with cerebral amyloid beta deposition in connection with Alzheimer disease (AD), Down syndrome, or sporadic or hereditary cerebral amyloid angiop...

journal_title：Radiology

authors： van Rooden S,Maat-Schieman ML,Nabuurs RJ,van der Weerd L,van Duijn S,van Duinen SG,Natté R,van Buchem MA,van der Grond J

更新日期：2009-12-01 00:00:00

abstract：:An overview of current air-contrast stomach examination techniques is offered: (a) Hampton's technique which does not use distension; (b) the Japanese method which utilizes the relaxant drug Buscopan, good distension, and much patient rotation; (c) a third method in which no drugs are used but more distension is obtai...

journal_title：Radiology

authors： Miller RE

更新日期：1975-12-01 00:00:00

abstract：PURPOSE:To comprehensively assess thoracic anatomy and pulmonary microcirculation in pulmonary embolism by using computed tomographic (CT) angiography of the pulmonary arteries combined with functional CT imaging of blood flow. MATERIALS AND METHODS:Twenty-two patients suspected of having acute pulmonary embolism unde...

journal_title：Radiology

authors： Schoepf UJ,Bruening R,Konschitzky H,Becker CR,Knez A,Weber J,Muehling O,Herzog P,Huber A,Haberl R,Reiser MF

更新日期：2000-12-01 00:00:00

abstract：:The sonograms of 40 patients with second-trimester polyhydramnios were reviewed to determine (a) whether fetal and maternal conditions occur as often during second-trimester polyhydramnios as during third-trimester polyhydramnios, (b) the frequency of persistence of polyhydramnios into the third trimester, and (c) how...

journal_title：Radiology

authors： Sivit CJ,Hill MC,Larsen JW,Lande IM

更新日期：1987-11-01 00:00:00

abstract：PURPOSE:To prospectively evaluate fluorine 18 ((18)F) 2-fluoropropionyl-labeled PEGylated dimeric arginine-glycine-aspartic acid (RGD) peptide (PEG3-E[c{RGDyk}]2) (FPPRGD2) positron emission tomography (PET) in patients with glioblastoma multiforme (GBM). MATERIALS AND METHODS:The institutional review board approved t...

journal_title：Radiology

authors： Iagaru A,Mosci C,Mittra E,Zaharchuk G,Fischbein N,Harsh G,Li G,Nagpal S,Recht L,Gambhir SS

更新日期：2015-11-01 00:00:00

abstract：PURPOSE:To optimize detection and diagnosis of breast lesions with contrast-enhanced magnetic resonance (MR) imaging. MATERIALS AND METHODS:A three-dimensional fast low-angle shot pulse sequence was used for a group comparison consisting of 76 high-dose (0.16 mmol gadopentetate dimeglumine per kilogram of body weight)...

journal_title：Radiology

authors： Heywang-Köbrunner SH,Haustein J,Pohl C,Beck R,Lommatzsch B,Untch M,Nathrath WB

更新日期：1994-06-01 00:00:00

abstract：PURPOSE:To evaluate the feasibility of magnetic resonance (MR) perfusion imaging in the human lung to help detect perfusion defects distal to suspected pulmonary embolism. MATERIALS AND METHODS:Seven patients suspected of having pulmonary embolism first underwent ventilation-perfusion lung scintigraphy followed by MR ...

journal_title：Radiology

authors： Amundsen T,Kvaerness J,Jones RA,Waage A,Bjermer L,Nilsen G,Haraldseth O

更新日期：1997-04-01 00:00:00