Skeletal metastases from hepatoma: frequency, distribution, and radiographic features.

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：:Background The Alberta Stroke Program Early CT Score (ASPECTS) evaluation is a qualitative method to evaluate focal hypoattenuation at brain CT in early acute stroke. However, interobserver agreement is only moderate. Purpose To compare ASPECTS calculated by using an automatic software tool to neuroradiologist evaluat...

journal_title：Radiology

authors： Maegerlein C,Fischer J,Mönch S,Berndt M,Wunderlich S,Seifert CL,Lehm M,Boeckh-Behrens T,Zimmer C,Friedrich B

更新日期：2019-04-01 00:00:00

abstract：:High-resolution magnetic resonance (MR) images of the skin were acquired with a whole-body MR system at 1.5 T by adding a specific imaging module: A saddle-shaped surface gradient coil was connected in place of one of the gradient coils of the system, and a surface radio-frequency coil with a 1.5-cm radius was placed ...

journal_title：Radiology

authors： Bittoun J,Saint-Jalmes H,Querleux BG,Darrasse L,Jolivet O,Idy-Peretti I,Wartski M,Richard SB,Leveque JL

更新日期：1990-08-01 00:00:00

abstract：PURPOSE:To determine the effect of a false-positive mammogram that leads to open surgical biopsy on subsequent screening mammography behavior in women. MATERIALS AND METHODS:This study was performed with a retrospective cohort design, and data were collected by means of telephone interview. All participants were women...

journal_title：Radiology

authors： Pisano ED,Earp J,Schell M,Vokaty K,Denham A

更新日期：1998-07-01 00:00:00

abstract：:The difficulty of demonstrating lesions near the chest wall is one source of error in mammography. A mediolateral xeroradiograph of the breast which images the chest wall was added to the routine mediolateral and cephalocaudal film-screen projections to minimize this problem. In one case, a posterior breast lesion was...

journal_title：Radiology

authors： Bassett LW,Pagani JJ,Gold RH

更新日期：1980-09-01 00:00:00

abstract：:In ten rabbit ears the central auricular artery was percutaneously catheterized and subjected to doses of laser energy transmitted through a flexible optical fiber within the artery. Arterial occlusion was not produced in the initial three ears using energy levels less than 600 mW. Higher levels of laser energy, in th...

journal_title：Radiology

authors： O'Reilly GV,Colucci VM,Astorian DG,Schoene WC,Clarke RH,Hammerschlag SB

更新日期：1982-03-01 00:00:00

abstract：:The radiopharmaceutical iodine 131 metaiodobenzylguanidine (I-131 MIBG) has been shown to locate pheochromocytomas scintigraphically with a false-negative rate of approximately 13%. To improve image quality and reduce the false-negative rate, I-123 was examined as a radioactive label for MIBG, as it has many advantage...

journal_title：Radiology

authors： Lynn MD,Shapiro B,Sisson JC,Beierwaltes WH,Meyers LJ,Ackerman R,Mangner TJ

更新日期：1985-06-01 00:00:00

abstract：:The author's experience with 72 patients with impotence, one patient with Peyronie disease (no impotence), and two healthy volunteers indicates that incompetence of the venocclusive mechanism of the corpora cavernosa is probably the most common cause of vasculogenic impotence. Manometric and angiographic studies are t...

journal_title：Radiology

authors： Bookstein JJ

更新日期：1987-07-01 00:00:00

abstract：PURPOSE:To determine the nature and relative frequency of operator-dependent data analysis errors in dual x-ray absorptiometry. MATERIALS AND METHODS:Over 40 months, 2,528 dual x-ray absorptiometric examinations of the forearm, femoral neck, and lumbar spine were performed by 11 technologists by using standard techniq...

journal_title：Radiology

authors： Staron RB,Greenspan R,Miller TT,Bilezikian JP,Shane E,Haramati N

更新日期：1999-05-01 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：PURPOSE:To assess the safety and effectiveness of percutaneous radiofrequency (RF) ablation of subcapsular liver tumors. MATERIALS AND METHODS:The study protocol was approved by the institutional review board, and all patients gave written informed consent. One hundred eighty-one patients (79 men, 102 women; age range...

journal_title：Radiology

authors： Sartori S,Tombesi P,Macario F,Nielsen I,Tassinari D,Catellani M,Abbasciano V

更新日期：2008-08-01 00:00:00

abstract：:To determine the optimal coil and patient position for magnetic resonance imaging of patients with silicone breast implants, images obtained with body, circular surface, flexible, single shoulder, and dual shoulder coils in various numbers of patients were compared with regard to signal-to-noise ratio (S/N), decay of ...

journal_title：Radiology

authors： Sinha S,Gorczyca DP,DeBruhl ND,Shellock FG,Gausche VR,Bassett LW

更新日期：1993-04-01 00:00:00

abstract：:History A 47-year-old Sudanese man without a known remarkable medical history presented to the emergency department for a syncopal episode. The patient denied chest pain, dyspnea, focal weakness, or prior similar episodes. He was originally from north Sudan and eventually moved to Saudi Arabia, where he worked as a fa...

journal_title：Radiology

authors： Handran CB,Hurwitz Koweek LM,Mammarappallil JG

更新日期：2019-10-01 00:00:00

abstract：PURPOSE:To compare the performance of apparent diffusion coefficient (ADC) measurement obtained with diffusion-weighted (DW) magnetic resonance (MR) imaging in the characterization of non-fat-containing T1 hyperintense renal lesions with that of contrast material-enhanced MR imaging, with histopathologic analysis and f...

journal_title：Radiology

authors： Kim S,Jain M,Harris AB,Lee VS,Babb JS,Sigmund EE,Rueff LE,Taouli B

更新日期：2009-06-01 00:00:00

abstract：PURPOSE:To evaluate endorectal coil magnetic resonance (MR) imaging in the depiction of local recurrence after radical prostatectomy. MATERIALS AND METHODS:Endorectal MR images were reviewed retrospectively in 82 patients who underwent prostatectomy. The interval between prostatectomy and MR imaging ranged between 0.5...

journal_title：Radiology

authors： Sella T,Schwartz LH,Swindle PW,Onyebuchi CN,Scardino PT,Scher HI,Hricak H

更新日期：2004-05-01 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：: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：:Pleural disease is an unusual manifestation of childhood leukemia. Three cases are presented which illustrate a definite association between leukemia and pleural thickening. In two patients, there was bilateral diffuse pleural thickening and, in the other, there were unilateral pleural-based masses. Pleural disease ma...

journal_title：Radiology

authors： Siegel MJ,Shackelford GD,McAlister WH

更新日期：1981-02-01 00:00:00

abstract：:Purpose To compare the diagnostic performance of minimally invasive autopsy with that of conventional autopsy. Materials and Methods For this prospective, single-center, cross-sectional study in an academic hospital, 295 of 2197 adult cadavers (mean age: 65 years [range, 18-99 years]; age range of male cadavers: 18-99...

journal_title：Radiology

authors： Blokker BM,Weustink AC,Wagensveld IM,von der Thüsen JH,Pezzato A,Dammers R,Bakker J,Renken NS,den Bakker MA,van Kemenade FJ,Krestin GP,Hunink MGM,Oosterhuis JW

更新日期：2018-12-01 00:00:00

abstract：:Gas within embolized, uninfected tumors has been ascribed to either carbon dioxide produced through anaerobic reticulocyte metabolism or oxygen release from oxyhemoglobin. An alternative hypothesis explaining the presence of gas within embolized, uninfected tumors, namely, that gas is introduced during the embolizatio...

journal_title：Radiology

authors： Carroll BA,Walter JF

更新日期：1983-05-01 00:00:00

abstract：:Twenty-four patients with 29 cerebrovascular malformations were evaluated with a combination of computed tomography (CT), angiography, and magnetic resonance (MR) imaging. Characteristics of the malformations on MR images were reviewed retrospectively, and a comparative evaluation of MR and CT images was made. Of 14 a...

journal_title：Radiology

authors： Kucharczyk W,Lemme-Pleghos L,Uske A,Brant-Zawadzki M,Dooms G,Norman D

更新日期：1985-08-01 00:00:00

abstract：:Three cases of talocalcaneal coalition were evaluated with routine radiography, conventional tomography, 99mTc-MDP bone scintigraphy, and computed tomography (CT). Routine radiography was normal in 1 case and demonstrated secondary findings suggesting coalition in 2. Conventional tomography confirmed the coalition in ...

journal_title：Radiology

authors： Deutsch AL,Resnick D,Campbell G

更新日期：1982-07-01 00:00:00

abstract：:Recent reports have indicated that non-contrast material-enhanced scans are of less value than urographic contrast material-enhanced studies in the computed tomographic (CT) evaluation of hepatic metastases. The authors retrospectively reviewed the CT scans of 28 patients with hypervascular liver metastases to determi...

journal_title：Radiology

authors： Bressler EL,Alpern MB,Glazer GM,Francis IR,Ensminger WD

更新日期：1987-01-01 00:00:00

abstract：:Internal contamination by 131I among the personnel in a nuclear medicine laboratory was surveyed from January to July, 1979. Because of the formulation change made by the manufacturer in April to reduce volatility, it was possible to study two different therapeutic solutions of 131I. Internal contamination of personne...

journal_title：Radiology

authors： Nishiyama H,Lukes SJ,Mayfield G,Grossman LW

更新日期：1980-12-01 00:00:00

abstract：:Prototype electronic workstations incorporated in networks linking computed tomographic (CT) and magnetic resonance imaging systems are being developed. The authors compared observer efficiency and sensitivity in reading body CT studies from a two-screen workstation (1,000-line monitors and 12-bit dynamic range in ima...

journal_title：Radiology

authors： Foley WD,Jacobson DR,Taylor AJ,Goodman LR,Stewart ET,Gurney JW,Stroka D

更新日期：1990-03-01 00:00:00

abstract：:Percutaneous excimer laser angioplasty is dependent on a reliable and effective energy transmission through fiberoptic devices. Compared with bare fibers, ring catheters provide improved flexibility and a central channel for insertion of guide wires. Peripheral laser catheters (7-9 F) were used in 32 patients with art...

journal_title：Radiology

authors： Duda SH,Karsch KR,Haase KK,Huppert PE,Claussen CD

更新日期：1990-04-01 00:00:00

abstract：:Ankle trauma commonly results in significant injury. Knowledge of the anatomy of the normally nonopaque major supportive ligaments, and their relationships to the osseous structures seen on standard roentgenograms, facilitates interpretation of both plain films and ankle arthrograms. A group of normal, non-preserved a...

journal_title：Radiology

authors： Kaye JJ,Bohne WH

更新日期：1977-12-01 00:00:00

abstract：PURPOSE:To determine if there is a subset of patients undergoing surgical biopsy for diffuse lung disease in whom accurate diagnosis can be made with computed tomography (CT) only. MATERIALS AND METHODS:Two chest radiologists retrospectively reviewed the CT scans of 85 patients in whom surgical biopsy for diffuse lung...

journal_title：Radiology

authors： Swensen SJ,Aughenbaugh GL,Myers JL

更新日期：1997-10-01 00:00:00

abstract：PURPOSE:To assess the clinical and radiographic findings of pulmonary infections diagnosed by using invasive means. MATERIALS AND METHODS:Fifty-nine episodes of pulmonary infection were diagnosed in 52 (7.2%) of a consecutive series of 725 adult bone marrow transplant recipients. Causative organisms, time of diagnoses...

journal_title：Radiology

authors： Leung AN,Gosselin MV,Napper CH,Braun SG,Hu WW,Wong RM,Gasman J

更新日期：1999-03-01 00:00:00

abstract：PURPOSE:To determine whether fetal growth measured at serial ultrasonographic (US) examinations can predict neonatal morbidity, independent of whether gestational age is known. MATERIALS AND METHODS:Women (n = 321) who had singleton pregnancies and underwent two or more second- or third-trimester obstetric US examinat...

journal_title：Radiology

authors： Smith-Bindman R,Chu PW,Ecker JL,Feldstein VA,Filly RA,Bacchetti P

更新日期：2002-04-01 00:00:00