Ultrasonography of peritoneal tumors.

abstract：PURPOSE:To assess and compare intimal and medial vascular damage caused by three mechanical wall-contact thrombectomy devices: Fogarty embolectomy catheter, Arrow-Trerotola peripheral thrombectomy device, and MTI-Castañeda over-the-wire brush. MATERIALS AND METHODS:Bilateral external iliac arteries of 15 canines were ...

journal_title：Radiology

authors： Castañeda F,Li R,Patel J,DeBord JR,Swischuk JL

更新日期：2001-04-01 00:00:00

abstract：:Spiral volumetric computed tomography (CT) with single breath-hold technique was compared with conventional sequential CT in 39 patients. The spiral CT protocol consisted of a 10 mm/sec table feed during a 24-second breath hold at 145 mA, with reconstruction of images at 10-mm intervals; one (n = 21) or two (n = 18) s...

journal_title：Radiology

authors： Remy-Jardin M,Remy J,Giraud F,Marquette CH

更新日期：1993-05-01 00:00:00

abstract：:Renal failure induced by intravenous iodinated contrast media is a frequent medical problem. While such cases are generally reported first by the clinician, the phenomenon can be seen even earlier by the radiologist. An abnormally persistent nephrogram is a sign of abnormal clearance, which in turn should alert the ph...

journal_title：Radiology

authors： Older R

更新日期：1979-05-01 00:00:00

abstract：PURPOSE:To assess replacement of barium enema examination with colonoscopy in relation to age- and sex-related risk factors, place of service, physician specialty, and cost. MATERIALS AND METHODS:Between 1985 and 1992, 894,777 insurance claims for barium enema examination and lower gastrointestinal endoscopy were retr...

journal_title：Radiology

authors： Karasick S,Ehrlich SM,Levin DC,Harford RJ,Rosetti EF,Ricci JA,Beam LM,Gigliotti JV

更新日期：1995-06-01 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 authors discuss the appropriate FISP (fast imaging with steady-state precession) sequence structure to maintain constant phase at the radio-frequency pulse in the presence of motion. They present preliminary results of its application to head and spine imaging in an effort to maintain contrast between the cerebros...

journal_title：Radiology

authors： Haacke EM,Wielopolski PA,Tkach JA,Modic MT

更新日期：1990-05-01 00:00:00

abstract：:It appears reasonable to suggest a histological diagnosis of ependymoma when CT shows an isodense tumor expanding the fourth ventricle or lying within its outlets; when the tumor contains small, round calcifications; and when presentation occurs early in life. An isodense mass occurring in the cerebral white matter, c...

journal_title：Radiology

authors： Swartz JD,Zimmerman RA,Bilaniuk LT

更新日期：1982-04-01 00:00:00

abstract：:The radiologic manifestations of Reiter disease in 56 patients are described. Although the findings are often nonspecific, certain features are distinctive, particularly when present in combination. These include subtle periosteal bone apposition at bony prominences, the infrequency of regional panarthritis and hip an...

journal_title：Radiology

authors： Martel W,Braunstein EM,Borlaza G,Good AE,Griffin PE Jr

更新日期：1979-07-01 00:00:00

abstract：:In order to evaluate the efficacy of bedside chest radiography, a prospective study was completed of 140 patients admitted to the surgical and medical intensive care units over a two-month period. A total of 1132 consecutive bedside radiographs was analyzed for malposition of tubes and lines and interval changes in th...

journal_title：Radiology

authors： Henschke CI,Pasternack GS,Schroeder S,Hart KK,Herman PG

更新日期：1983-10-01 00:00:00

abstract：:A quality control program for mammography units was carried out, based on objective tests of image quality and dose. Results are reported for 31 units, including correlation between various parameters. Satisfactory results were obtained in the case of 21 installations; for the other 10, comparison between measured qua...

journal_title：Radiology

authors： Hessler C,Depeursinge C,Grecescu M,Pochon Y,Raimondi S,Valley JF

更新日期：1985-07-01 00:00:00

abstract：:The biodistribution of radiomanganese (54Mn) was studied in mice, rats, and dogs. Disappearance of radioactivity from the blood was extremely rapid, with a half-time of approximately 0.8 minutes. This resulted in very favorable myocardium-to-blood ratios, even at early times after administration. The myocardial uptake...

journal_title：Radiology

authors： Atkins HL,Som P,Fairchild RG,Hui J,Schachner E,Goldman A,Ku T

更新日期：1979-12-01 00:00:00

abstract：:A number of surgical clips and other metallic materials embedded within patients have ferromagnetic properties that present a potential hazard when in the strong fields associated with magnetic resonance imaging. Several types of magnetometers and metal detectors were investigated as possible pre-imaging screening dev...

journal_title：Radiology

authors： Finn EJ,Di Chiro G,Brooks RA,Sato S

更新日期：1985-07-01 00:00:00

abstract：:Twenty-one patients with prostate cancer underwent intermittent arterial infusion chemotherapy with an implanted reservoir and alteration of the intrapelvic blood flow. One internal iliac artery was embolized with steel coils so that the drugs would perfuse throughout the tumor through a single tube. Angiography perfo...

journal_title：Radiology

authors： Nakamura K,Takashima S,Nakatsuka H,Onoyama Y

更新日期：1992-12-01 00:00:00

abstract：:In five patients undergoing magnetic resonance imaging of the knee after athletic injuries, the authors identified a vacuum phenomenon that simulated medial meniscal or joint compartment cartilaginous abnormality. A cadaveric knee was injected with air, and the findings were re-created. The presence of air or gas betw...

journal_title：Radiology

authors： Shogry ME,Pope TL Jr

更新日期：1991-08-01 00:00:00

abstract：PURPOSE:To evaluate the effects of alterations in the volume of contrast material on liver enhancement. MATERIALS AND METHODS:Thirty patients underwent repeat computed tomographic (CT) examinations within 6 months, the first with either 100, 150, or 180 mL of nonionic contrast material (2 mL/sec). In the second, only ...

journal_title：Radiology

authors： Chambers TP,Baron RL,Lush RM

更新日期：1994-11-01 00:00:00

abstract：PURPOSE:To determine the prevalence of clinically serious findings unrelated to stroke on cranial magnetic resonance (MR) images in a population of community-dwelling elderly people. MATERIALS AND METHODS:Neuroradiologists reviewed MR images of 3,672 people aged 65 years and older who were enrolled in a longitudinal, ...

journal_title：Radiology

authors： Yue NC,Longstreth WT Jr,Elster AD,Jungreis CA,O'Leary DH,Poirier VC

更新日期：1997-01-01 00:00:00

abstract：PURPOSE:To characterize the radiographic features of ventilator-associated Pseudomonas aeruginosa pneumonia (PAP). MATERIALS AND METHODS:In 56 patients (40 men and 16 women), PAP was documented with fiberoptic bronchoscopy. All patients underwent mechanical ventilation for at least 48 hours before diagnosis. The findi...

journal_title：Radiology

authors： Winer-Muram HT,Jennings SG,Wunderink RG,Jones CB,Leeper KV Jr

更新日期：1995-04-01 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 if wrist arthrography changes surgeons' diagnoses and treatment plans for patients with chronic wrist pain. MATERIALS AND METHODS:Bilateral, three-compartment wrist arthrography was performed in 64 patients. Prospective questionnaires evaluated surgeons' diagnoses and management plans at three sta...

journal_title：Radiology

authors： Yin Y,Evanoff BA,Gilula LA,Littenberg B,Pilgram TK,Kanterman RY

更新日期：1996-09-01 00:00:00

abstract：PURPOSE:To use coronary computed tomographic (CT) angiography to compare the prevalence, extent, and composition of coronary atherosclerotic lesions in African American and white patients with acute chest pain. MATERIALS AND METHODS:The institutional review board waived the requirement for informed consent for this re...

journal_title：Radiology

authors： Nance JW Jr,Bamberg F,Schoepf UJ,Kang DK,Barraza JM Jr,Abro JA,Bastarrika G,Headden GF,Costello P,Thilo C

更新日期：2011-08-01 00:00:00

abstract：PURPOSE:To approximate the functional relationship between invasively measured mean pulmonary arterial pressure (mPAP) and the phase-contrast magnetic resonance (MR) imaging-derived duration of vortical blood flow along the main pulmonary artery and to analyze its applicability for noninvasive diagnosis of pulmonary hy...

journal_title：Radiology

authors： Reiter G,Reiter U,Kovacs G,Olschewski H,Fuchsjäger M

更新日期：2015-04-01 00:00:00

abstract：PURPOSE:To compare the success and infection rates of radiologic placement with those of surgical placement of tunneled central venous access catheters (TCVACs) in infants and small children. MATERIALS AND METHODS:In 17 pediatric patients, TCVACs were placed with vascular access under ultrasound or fluoroscopic guidan...

journal_title：Radiology

authors： Nosher JL,Shami MM,Siegel RL,DeCandia M,Bodner LJ

更新日期：1994-07-01 00:00:00

abstract：PURPOSE:To quantify inter- and intrascanner conformity in computed tomographic (CT) densitometry of the lungs. MATERIALS AND METHODS:With six scanners from four manufacturers, a lung densitometry protocol with several variations was applied for performance comparison. Phantoms included water, air, and a humanoid thora...

journal_title：Radiology

authors： Kemerink GJ,Lamers RJ,Thelissen GR,van Engelshoven JM

更新日期：1995-12-01 00:00:00

abstract：PURPOSE:To evaluate the intra- and interreader agreement of two-dimensional computed tomographic (CT) measurements of pulmonary nodules less than 2 cm in diameter. MATERIALS AND METHODS:Three readers independently made three serial measurements of each of 54 pulmonary nodules measuring 3-18 mm that had been observed o...

journal_title：Radiology

authors： Revel MP,Bissery A,Bienvenu M,Aycard L,Lefort C,Frija G

更新日期：2004-05-01 00:00:00

abstract：:Gray scale ultrasonic visualization of the breast is a simple and safe technique for the detection of liquid-filled masses. Cysts and enlarged ducts as small as 2 mm in diameter can be reliably detected with a greater accuracy than is possible with any other imaging technique. The ultrasonic examination provides consi...

journal_title：Radiology

authors： Jellins J,Kossoff G,Reeve TS

更新日期：1977-10-01 00:00:00

abstract：:A vena caval filter than can be introduced percutaneously via the femoral vein is described. We placed these filters in five patients without complications. Experimental work in filter removal one to two weeks after insertion in dogs has been performed. ...

journal_title：Radiology

authors： Lund G,Rysavy J,Hunter DW,Castaneda-Zuniga WR,Amplatz K

更新日期：1985-06-01 00:00:00

abstract：:Computed tomography (CT) scans of 9 surgically proved cases of cerebral abscess were reviewed. The CT characteristics were studied, as were the postoperative scans. Also assessed were the contributions to the diagnosis of the clinical features, plain radiographic examinations, radionuclide imaging, and angiography. Th...

journal_title：Radiology

authors： New PF,Davis KR,Ballantine HT Jr

更新日期：1976-12-01 00:00:00

abstract：PURPOSE:To determine the incidence of a "stuck" disk and its importance in the overall scheme of internal derangement. MATERIALS AND METHODS:Magnetic resonance (MR) images of 212 temporomandibular joints (TMJs) in 106 symptomatic patients were obtained and reviewed. Image analysis included assessment of disk position;...

journal_title：Radiology

authors： Rao VM,Liem MD,Farole A,Razek AA

更新日期：1993-12-01 00:00:00

abstract：:The preangiographic diagnosis of cerebral dural arteriovenous fistula (DAVF) can be difficult. The magnetic resonance (MR) images of 12 patients with angiographically proved DAVF were evaluated to characterize the appearance of these lesions and to identify those patients at increased risk for complications. Patients ...

journal_title：Radiology

authors： De Marco JK,Dillon WP,Halback VV,Tsuruda JS

更新日期：1990-04-01 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