Imaging of the percutaneous cholecystostomy tract: observations and utility.

abstract：:Digital subtraction laryngography was used to evaluate laryngeal function in 8 patients: 4 with normal larynxes and 4 with laryngeal disease. Subtracted digital images provided a dynamic display of the extent and symmetry of vocal cord excursions and pyriform sinus inflation, and the vocal cord resting position was al...

journal_title：Radiology

authors： Brown BM,Enzmann DR,Hopp ML,Castellino RA

更新日期：1983-06-01 00:00:00

abstract：:Partial Budd-Chiari syndrome was produced in 8 monkeys by obstructing 2 or 3 lobar hepatic veins with a rapidly polymerizing plastic. Hepatic angiography done 1-3 months later revealed crowded tortuous arteries and a dense hepatogram in the lobe with venous occlusion. Unobstructed lobes were hypertrophied. Retrograde ...

journal_title：Radiology

authors： Maguire R,Doppman JL

更新日期：1977-03-01 00:00:00

abstract：PURPOSE:To investigate the utility of a free-breathing ultrashort echo time (UTE) sequence for the evaluation of small pulmonary nodules in oncology patients by using a hybrid positron emission tomography (PET)/magnetic resonance (MR) imaging system and to compare the nodule detection rate between UTE and a conventiona...

journal_title：Radiology

authors： Burris NS,Johnson KM,Larson PE,Hope MD,Nagle SK,Behr SC,Hope TA

更新日期：2016-01-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the sensitivity and reproducibility of a computer-aided detection (CAD) system applied to serial digital mammograms obtained in women with breast cancer, with histologic analysis as the reference standard. MATERIALS AND METHODS:This study was institutional review board approved, and...

journal_title：Radiology

authors： Kim SJ,Moon WK,Cho N,Cha JH,Kim SM,Im JG

更新日期：2008-01-01 00:00:00

abstract：:Various whole-body, multiple-field, electron-beam therapy techniques are analyzed. Accelerator characteristics, various dosimetric techniques, and experimental setup are described. A flattening filter was constructed which produced an uncollimated electron-beam profile (4 MeV) with a uniformity of +/- 8% across a 200-...

journal_title：Radiology

authors： Tetenes PJ,Goodwin PN

更新日期：1977-01-01 00:00:00

abstract：:Six cases of bronchogenic carcinoma metastatic to bone are reported in which the radiographic pattern of the skeletal metastases was remarkably similar. In each case, the osseous involvement was predominantly cortical, producing a focal area of geographic bone destruction. Predominant roentgen involvement of the corte...

journal_title：Radiology

authors： Deutsch A,Resnick D

更新日期：1980-10-01 00:00:00

abstract：PURPOSE:To compare image resolution from iterative reconstruction with resolution from filtered back projection for low-contrast objects on phantom computed tomographic (CT) images across vendors and exposure levels. MATERIALS AND METHODS:Randomized repeat scans of an American College of Radiology CT accreditation pha...

journal_title：Radiology

authors： Saiprasad G,Filliben J,Peskin A,Siegel E,Chen J,Trimble C,Yang Z,Christianson O,Samei E,Krupinski E,Dima A

更新日期：2015-10-01 00:00:00

abstract：PURPOSE:To assess the effectiveness of definitive radiation therapy in patients with superficial esophageal cancer. MATERIALS AND METHODS:Method of irradiation, local control rate, survival rate, and complications were assessed in 105 patients (89 men, 16 women; age range, 50-88 years) with superficial esophageal canc...

journal_title：Radiology

authors： Okawa T,Tanaka M,Kita-Okawa M,Nishio M,Kikuchi Y,Shirato H,Yamada S,Asakawa H,Niibe H,Dokiya T

更新日期：1995-07-01 00:00:00

abstract：:In a retrospective study, thin-walled cystic lesions were identified in four patients with proved bronchioalveolar carcinoma (BAC). The radiographic appearances are described, and possible mechanisms of formation of the lesions are discussed. Although such appearances due to BAC have rarely been described in the liter...

journal_title：Radiology

authors： Weisbrod GL,Towers MJ,Chamberlain DW,Herman SJ,Matzinger FR

更新日期：1992-11-01 00:00:00

abstract：:Ten patients suspected of having cervical carcinoma underwent magnetic resonance (MR) imaging before and after opacification of the vagina with a mixture of barium, water, and maltodextrin/calcium lactate. Use of vaginal contrast medium resulted in improved visualization of the vaginal wall, lumen, and fornices in all...

journal_title：Radiology

authors： Van Hoe L,Vanbeckevoort D,Oyen R,Itzlinger U,Vergote I

更新日期：1999-11-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the diagnostic performance of magnetic resonance (MR) imaging for the diagnosis of adnexal torsion in a series of patients with an equivocal adnexal mass at ultrasonography (US) in the context of acute or subacute pelvic pain. MATERIALS AND METHODS:The institutional ethics committee...

journal_title：Radiology

authors： Béranger-Gibert S,Sakly H,Ballester M,Rockall A,Bornes M,Bazot M,Daraï E,Thomassin-Naggara I

更新日期：2016-05-01 00:00:00

abstract：:The effects of 30-minute intravenous and superior mesenteric artery (SMA) infusions of vasopressin in dosages of 2.75 mU and 14 mU per min per kg were compared in five dogs that had cirrhosis and portal hypertension induced by fractionated intraportal polyvinyl alcohol injections. A reduction in portal pressure of app...

journal_title：Radiology

authors： Burgener FA,Gutierrez OH

更新日期：1982-03-01 00:00:00

abstract：PURPOSE:To test the hypothesis that American College of Radiology Breast Imaging Reporting and Data System (BI-RADS) categories for breast density reported by radiologists are lower when digital mammography is used than those reported when film-screen (FS) mammography is used. MATERIALS AND METHODS:This study was inst...

journal_title：Radiology

authors： Harvey JA,Gard CC,Miglioretti DL,Yankaskas BC,Kerlikowske K,Buist DS,Geller BA,Onega TL,Breast Cancer Surveillance Consortium.

更新日期：2013-03-01 00:00:00

abstract：:Percutaneous transluminal renal angioplasty has been shown to be an effective technique to dilate renal artery lesions, particularly those due to fibromuscular dysplasia. However, four of 70 patients in this study experienced atypical responses to angioplasty. Their lesions initially resisted dilation and had incomple...

journal_title：Radiology

authors： Srur MF,Sos TA,Saddekni S,Cohn DJ,Rozenblit G,Wetter EB

更新日期：1985-12-01 00:00:00

abstract：PURPOSE:To determine long-term results of the prospective Dutch Iliac Stent Trial. MATERIALS AND METHODS:The study protocol was approved by local institutional review boards. All patients gave written informed consent. Two hundred seventy-nine patients (201 men, 78 women; mean age, 58 years) with iliac artery disease ...

journal_title：Radiology

authors： Klein WM,van der Graaf Y,Seegers J,Spithoven JH,Buskens E,van Baal JG,Buth J,Moll FL,Overtoom TT,van Sambeek MR,Mali WP

更新日期：2006-02-01 00:00:00

abstract：PURPOSE:To assess dual-detector spiral CT arthrography in the evaluation of the entire knee cartilage obtained from cadavers. MATERIALS AND METHODS:Two independent observers characterized articular cartilage in 12 cadaver knees in which MR imaging and dual-detector spiral CT arthrography were performed and compared th...

journal_title：Radiology

authors： Vande Berg BC,Lecouvet FE,Poilvache P,Jamart J,Materne R,Lengele B,Maldague B,Malghem J

更新日期：2002-02-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the safety and effectiveness of radiofrequency ablation with a multiple-electrode switching system for the treatment of renal cell carcinoma (RCC). MATERIALS AND METHODS:From November 2009 to December 2010, 33 patients (mean age, 70.7 years; range, 44-86 years) with histologically pro...

journal_title：Radiology

authors： Takaki H,Nakatsuka A,Uraki J,Yamanaka T,Fujimori M,Hasegawa T,Arima K,Sugimura Y,Yamakado K

更新日期：2013-04-01 00:00:00

abstract：PURPOSE:To determine the patterns of dynamic enhancement of normal spinal bone marrow in adults at gadolinium-enhanced magnetic resonance (MR) imaging and the changes that occur with aging. MATERIALS AND METHODS:Dynamic contrast material-enhanced MR imaging of the thoracolumbar spine was performed in 71 patients. The ...

journal_title：Radiology

authors： Montazel JL,Divine M,Lepage E,Kobeiter H,Breil S,Rahmouni A

更新日期：2003-12-01 00:00:00

abstract：:In 2 adults who had received thorotrast intravenously at ages 2 and 3 years, respectively, radiopaque outlines of their infantile vertebrae were seen in the adult vertebrae. Similar "ghosts" of the hemipelves were present in the pelvis of 1 patient. Autopsy findings and autoradiographs in 1 patient strongly suggest th...

journal_title：Radiology

authors： Teplick JG,Head GL,Kricun ME,Haskin ME

更新日期：1978-12-01 00:00:00

abstract：:Color Doppler imaging (CDI) can demonstrate the relative direction and velocity of blood flow in color, superimposed on a conventional gray-scale ultrasound image that depicts stationary tissue. Twenty-five infants were studied with portable CDI in the coronal, sagittal, and axial planes. Bilateral antegrade flow was ...

journal_title：Radiology

authors： Mitchell DG,Merton D,Needleman L,Kurtz AB,Goldberg BB,Levy D,Rifkin MD,Pennell RG,Vilaro M,Baltarowich O

更新日期：1988-05-01 00:00:00

abstract：:Purpose To investigate the association between N-terminal pro-B-type natriuretic peptide (NT-proBNP), which is a marker of heart disease, and markers of subclinical brain damage on magnetic resonance (MR) images in community-dwelling middle-aged and elderly subjects without dementia and without a clinical diagnosis of...

journal_title：Radiology

authors： Zonneveld HI,Ikram MA,Hofman A,Niessen WJ,van der Lugt A,Krestin GP,Franco OH,Vernooij MW

更新日期：2017-04-01 00:00:00

abstract：:Jugular venous reflux was observed in six routine cerebral radionuclide angiograms. Repeat studies during a Valsalva maneuver failed to reproduce the reflux. In one case the reflux appeared to be related to the arm position; but in the other five cases, the cause remains unknown. Such reflux may be mistaken for superi...

journal_title：Radiology

authors： Yeh EL,Pohlman GP,Ruetz PP,Meade RC

更新日期：1976-03-01 00:00:00

abstract：:Percutaneous aspiration of the gallbladder was performed for nine hospitalized patients, most commonly to establish the diagnosis of acute cholecystitis and its complications in the critically ill patient or patient with sepsis. In five patients, aspiration alone was performed; in four, permanent percutaneous catheter...

journal_title：Radiology

authors： McGahan JP,Walter JP

更新日期：1985-06-01 00:00:00

abstract：PURPOSE:To identify predictors of clinically important abnormal findings in computed tomography (CT) images of the head among emergency department (ED) patients without a history of trauma. MATERIALS AND METHODS:Approval was obtained from the institutional research ethics board, and informed consent from patients was ...

journal_title：Radiology

authors： Wang X,You JJ

更新日期：2013-03-01 00:00:00

abstract：:Tissue culture techniques were used to study the effect of hyperthermia on several cell types, including normal liver and hepatoma cells, as well as cell lines that have been established in culture for many years. Short exposures (less than 30 min.) at 45 degrees C readily kill a large proportion of cells. The respons...

journal_title：Radiology

authors： Harisiadis L,Hall EJ,Kraljevic U,Borek C

更新日期：1975-11-01 00:00:00

abstract：PURPOSE:To compare superior mesenteric artery (SMA) blood flow in healthy volunteers and patients with stenoses in the fasting state and after food intake by using phase-contrast (PC) cine magnetic resonance (MR) imaging. MATERIALS AND METHODS:Ten healthy subjects, four asymptomatic patients (three with 50% stenosis, ...

journal_title：Radiology

authors： Li KC,Whitney WS,McDonnell CH,Fredrickson JO,Pelc NJ,Dalman RL,Jeffrey RB Jr

更新日期：1994-01-01 00:00:00

abstract：:The authors describe three pediatric patients with diffuse pulmonary hemangiomatosis. Virtually identical clinical, radiographic, and pathologic findings were observed in each case. The combination of diffuse interstitial pulmonary infiltration and bloody pleural effusion in a child is pathognomonic. Early recognition...

journal_title：Radiology

authors： Rowen M,Thompson JR,Williamson RA,Wood BJ

更新日期：1978-05-01 00:00:00

abstract：PURPOSE:To assess the feasibility of percutaneous magnetic resonance (MR)-guided intramyocardial injection of gadodiamide by using real-time imaging and to quantify T1 values and the size of the enhanced region for different concentrations of contrast agent for 30 minutes after injection. MATERIALS AND METHODS:Animal ...

journal_title：Radiology

authors： Krombach GA,Pfeffer JG,Kinzel S,Katoh M,Günther RW,Buecker A

更新日期：2005-05-01 00:00:00

abstract：PURPOSE:To evaluate the long-term success of tantalum stents implanted in iliac artery lesions and to determine potential predictive factors of early and late stent failure. MATERIALS AND METHODS:In 289 patients, flexible tantalum stents were implanted in iliac artery stenoses (n - 223) or occlusions (n - 66). Early a...

journal_title：Radiology

authors： Strecker EP,Boos IB,Hagen B

更新日期：1996-06-01 00:00:00

abstract：:Midline activity low in the pelvis seen on Ga-67 scans is frequently attributed to colonic excretion of radionuclide. We have seen two cases of infectious prostatitis with focal uptake of Ga-67 within the prostate gland. We describe a technique of using limited quantities of barium administered by enema and appropriat...

journal_title：Radiology

authors： Sullivan WT,Rosen PR,Weiland FL,Ritchey ML

更新日期：1984-08-01 00:00:00