Varicoceles: a coaxial coil occlusion system.

abstract：:An aortobronchial fistula is a rare condition that is invariably fatal if not diagnosed and surgically treated. Aortic aneurysms, both atherosclerotic and infective, were the main causes in the originally described cases. However, thoracic cardiovascular surgery has recently become the predominant cause. The authors d...

journal_title：Radiology

authors： Garniek A,Morag B,Schmahmann S,Rubinstein ZJ

更新日期：1990-05-01 00:00:00

abstract：:Background Early stage hepatocellular carcinoma (HCC) is the ideal candidate for resection in patients with preserved liver function; however, cancer will recur in half of these patients and no reliable prognostic tool has been established. Purpose To investigate the effectiveness of radiomic features in predicting tu...

journal_title：Radiology

authors： Ji GW,Zhu FP,Xu Q,Wang K,Wu MY,Tang WW,Li XC,Wang XH

更新日期：2020-03-01 00:00:00

abstract：PURPOSE:To evaluate the ability to depict anatomy and complications of renal vascular transplant with unenhanced magnetic resonance (MR) angiography with spatial labeling with multiple inversion pulses (SLEEK) and to compare the results with color Doppler (CD) ultrasonography (US), digital subtraction angiography (DSA)...

journal_title：Radiology

authors： Tang H,Wang Z,Wang L,Hu X,Wang Q,Li Z,Li J,Meng X,Wang Y,Hu D

更新日期：2014-06-01 00:00:00

abstract：:Computed tomography (CT) was compared with chest radiography in the assessment of disease severity in 27 patients with sarcoidosis. The CT scans and radiographs were each read twice by two independent observers. Disease extent was assessed on CT scans by visual scoring (0%-100% involvement of the lung parenchyma) and ...

journal_title：Radiology

authors： Müller NL,Mawson JB,Mathieson JR,Abboud R,Ostrow DN,Champion P

更新日期：1989-06-01 00:00:00

abstract：PURPOSE:To determine the usefulness of sonographically obtained resistive indexes (RIs) in the diagnosis of pancreas allograft rejection. MATERIALS AND METHODS:Findings were studied from 78 transduodenal pancreas allograft biopsies that were ultrasound-guided and cystoscopically directed. The 78 biopsies included 40 t...

journal_title：Radiology

authors： Nelson NL,Largen PS,Stratta RJ,Taylor RJ,Grune MT,Hapke MR,Radio SJ

更新日期：1996-07-01 00:00:00

abstract：:Purpose To evaluate whether dual-selectin-targeted US molecular imaging allows longitudinal monitoring of anti-inflammatory treatment effects in an acute terminal ileitis model in swine. Materials and Methods The Institutional Animal Care and Use Committee approved all animal studies. Fourteen swine with chemically in...

journal_title：Radiology

authors： Wang H,Hyvelin JM,Felt SA,Guracar I,Vilches-Moure JG,Cherkaoui S,Bettinger T,Tian L,Lutz AM,Willmann JK

更新日期：2018-10-01 00:00:00

abstract：:Background Cardiac MRI late gadolinium enhancement (LGE) scar volume is an important marker for outcome prediction in patients with hypertrophic cardiomyopathy (HCM); however, its clinical application is hindered by a lack of measurement standardization. Purpose To develop and evaluate a three-dimensional (3D) convolu...

journal_title：Radiology

authors： Fahmy AS,Neisius U,Chan RH,Rowin EJ,Manning WJ,Maron MS,Nezafat R

更新日期：2020-01-01 00:00:00

abstract：PURPOSE:To outline a quality assessment method with peer review for magnetic resonance (MR) imaging. MATERIALS AND METHODS:Thirty-three providers in the Philadelphia area were rated on a random sample of 132 brain, 124 cervical spine, and 113 lower extremity MR imaging examinations performed during 1990. Blinded peer ...

journal_title：Radiology

authors： Friedman DP,Rosetti GF,Flanders AE,Piccoli CW,Rao VM,Mitchell DG,Tartaglino LM,Gonzalez CF,Schweitzer ME,Mishkin MM

更新日期：1995-07-01 00:00:00

abstract：:Ten patients with presacral tumors proved by histologic and computed-tomographic investigations underwent ultrasound scanning. The sound beam was directed through the ischial foramen along longitudinal, transverse, and oblique planes. Nine of 10 tumors localized in the sacral fossa were identified sonographically. In ...

journal_title：Radiology

authors： Heckemann R,Wernecke K,Hezel J,Magnus L

更新日期：1983-05-01 00:00:00

abstract：PURPOSE:To evaluate clinical response to treatment of calcified tendinitis of the shoulder by using a modified percutaneous ultrasonography (US)-guided fine-needle technique. MATERIALS AND METHODS:Thirty shoulders of 30 consecutive patients (23 women, seven men; mean age, 47.4 years) with chronic shoulder pain (averag...

journal_title：Radiology

authors： Aina R,Cardinal E,Bureau NJ,Aubin B,Brassard P

更新日期：2001-11-01 00:00:00

abstract：:The ultrasonographic features of gastric wall lesions were studied in 40 patients and correlated with the CT findings in 14. Features diagnostic of tumor included (a) an infiltrative lesion causing thickening of the gastric wall, which can be localized or diffuse and smooth or irregular; (b) a globular mass, nodular o...

journal_title：Radiology

authors： Yeh HC,Rabinowitz JG

更新日期：1981-10-01 00:00:00

abstract：:The authors prospectively treated 10 consecutive patients with multiloculated empyemas with intracavitary instillation of urokinase via a percutaneous drainage catheter. Urokinase (100,000 IU) in 100 mL of 5% dextrose in water was instilled into the pleural cavity via a percutaneous drainage catheter. After overnight ...

journal_title：Radiology

authors： Lee KS,Im JG,Kim YH,Hwang SH,Bae WK,Lee BH

更新日期：1991-06-01 00:00:00

abstract：PURPOSE:To assess the decisions made by uroradiologists regarding choice of type of intravenous contrast material (low-osmolar contrast media [LOCM] vs conventional ionic agents) and frequency of use of corticosteroid prophylaxis. MATERIALS AND METHODS:A questionnaire was mailed to 158 members of the Society of Urorad...

journal_title：Radiology

authors： Cohan RH,Ellis JH,Dunnick NR

更新日期：1995-02-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the outcome of patients with acute deep vein thrombosis (DVT) of the lower extremity treated with "lacing" of the thrombus with alteplase (recombinant tissue plasminogen activator, or rTPA). MATERIALS AND METHODS:This HIPAA-compliant study was approved by the Institutional Review Boar...

journal_title：Radiology

authors： Chang R,Chen CC,Kam A,Mao E,Shawker TH,Horne MK 3rd

更新日期：2008-02-01 00:00:00

abstract：:In tumor radiobiology, the hypoxic cell has become especially important because of recent evidence of acute hypoxic regions within experimental tumors. The impact of hyperthermia on the development of acute hypoxia is discussed. Two experiments for studying hyperthermia and hypoxia in tumors are presented. Knowledge o...

journal_title：Radiology

authors： Dewhirst MW,Ozimek EJ,Gross J,Cetas TC

更新日期：1980-12-01 00:00:00

abstract：PURPOSE:To evaluate objectively the effects of a microbubble contrast agent on the color Doppler ultrasound (US) examination of breast lesions. MATERIALS AND METHODS:Forty-seven patients aged 23-71 years underwent color Doppler US before and after intravenous injection of a microbubble contrast agent. A 3-minute compu...

journal_title：Radiology

authors： Huber S,Helbich T,Kettenbach J,Dock W,Zuna I,Delorme S

更新日期：1998-08-01 00:00:00

abstract：:Least-squares regression analysis was computerized to provide functional color images of myocardial perfusion patterns. In 8 of the 9 patients studied, changes in pattern indicated that the revascularization procedure speeded the appearance time and/or net rate of 43K uptake. The functional images correlated well with...

journal_title：Radiology

authors： Smith RO,Bennett KR,Suzuki A,Lehan PH,Hellems HK

更新日期：1975-01-01 00:00:00

abstract：PURPOSE:To assess the relationship between heart valve history and susceptibility artifacts at magnetic resonance (MR) imaging of the brain in patients with Björk-Shiley convexoconcave (BSCC) valves. MATERIALS AND METHODS:MR images of the brain were obtained in 58 patients with prosthetic heart valves: 20 patients had...

journal_title：Radiology

authors： van Gorp MJ,van der Graaf Y,de Mol BA,Bakker CJ,Witkamp TD,Ramos LM,Mali WP

更新日期：2004-03-01 00:00:00

abstract：PURPOSE:To determine if a tiny enhancing dot is characteristic of small hemangiomas with low attenuation during the hepatic arterial phase (HAP) and portal venous phase (PVP) of two-phase spiral computed tomography (CT). MATERIALS AND METHODS:Among 249 consecutive patients with 377 hemangiomas who underwent two-phase ...

journal_title：Radiology

authors： Jang HJ,Choi BI,Kim TK,Yun EJ,Kim KW,Han JK,Han MC

更新日期：1998-08-01 00:00:00

abstract：:A formalin-fixed cadaver head with air filling the cisternal and ventricular spaces was scanned by high-resolution computed tomography (CT) in multiple planes (axial, coronal, and sagittal) through the Meckel cave. Correlation of the CT appearance of the Meckel cave was made with an anatomic dissection and whole-head ...

journal_title：Radiology

authors： Kapila A,Chakeres DW,Blanco E

更新日期：1984-08-01 00:00:00

abstract：:By performing CT scanning during contrast sialography, tumors within the parotid gland can be shown and their configuration in relation to the remaining normal salivary gland and surrounding structures can be appreciated. This permits better evaluation of the relationship of the tumor to the facial nerve, possible ext...

journal_title：Radiology

authors： Mancuso A,Rice D,Hanafee W

更新日期：1979-07-01 00:00:00

abstract：PURPOSE:To describe a benign nodular lesion in the peripheral zone (PZ) of the prostate gland. MATERIALS AND METHODS:In 1,087 patients, the features of 722 focal lesions in the PZ or central zone of the prostate on transrectal ultrasound (TRUS) scans were retrospectively compared with histologic findings in biopsy sam...

journal_title：Radiology

authors： Oyen RH,Van de Voorde WM,Van Poppel HP,Brys PP,Ameye FE,Franssens YM,Baert AL,Baert LV

更新日期：1993-12-01 00:00:00

abstract：:The diagnostic quality and side effects of Amipaque and Pantopaque as myelographic contrast agents were compared prospectively using the identical protocol in 167 cases (117 Amipaque, 50 Pantopaque). Good ratings were attained in 74% of Amipaque and 76% of Pantopaque examinations. Demonstration of nerve rootlets in th...

journal_title：Radiology

authors： Kieffer SA,Binet EF,Esquerra JV,Hantman RP,Gross CE

更新日期：1978-12-01 00:00:00

abstract：:Retrospective evaluation of 125 consecutive gallbladder sonograms was done to determine the conditions under which a thickened gallbladder wall is identified. The population studied included a large number of chronic alcoholics. Forty-two patients (Group A) had thickened (greater than or equal to 3 mm) gallbladder wal...

journal_title：Radiology

authors： Fiske CE,Laing FC,Brown TW

更新日期：1980-06-01 00:00:00

abstract：PURPOSE:To evaluate the relative benefits and cost-effectiveness of treating iliac arterial occlusive disease with various interventions. MATERIALS AND METHODS:Cost-effectiveness was analyzed in a hypothetical cohort of patients with intermittent claudication caused by an iliac arterial stenosis. Primary stent placeme...

journal_title：Radiology

authors： Bosch JL,Tetteroo E,Mali WP,Hunink MG

更新日期：1998-09-01 00:00:00

abstract：:Computed tomographic brain scans of the newborn exhibit relatively greater lucency of white matter compared to the mature patient. This study correlated the x-ray attenuation of white matter with gestational age in 23 neonates, both premature and term. The gray-white matter attenuation difference was calculated and pl...

journal_title：Radiology

authors： Brant-Zawadzki M,Enzmann DR

更新日期：1981-04-01 00:00:00

abstract：PURPOSE:To develop a noninvasive method for demonstrating the main salivary gland duct systems. MATERIALS AND METHODS:The authors developed a magnetic resonance (MR) imaging protocol that uses a heavily T2-weighted (echo time, 750 msec), fat-suppressed pulse sequence and rapid acquisition with relaxation enhancement. ...

journal_title：Radiology

authors： Lomas DJ,Carroll NR,Johnson G,Antoun NM,Freer CE

更新日期：1996-07-01 00:00:00

abstract：:Background Assessment of femoral torsion at preoperative hip imaging is commonly recommended. However, it is unclear whether MRI is as accurate as CT and how different methods affect femoral torsion measurements. Purpose To compare MRI- and CT-based assessment of femoral torsion by using four commonly used measurement...

journal_title：Radiology

authors： Schmaranzer F,Kallini JR,Miller PE,Kim YJ,Bixby SD,Novais EN

更新日期：2020-08-01 00:00:00

abstract：:The records of 22 patients in whom wall thickening of the renal collecting system was seen at ultrasound (US) were retrospectively reviewed. Wall thickening was found in 15 patients with renal transplants and seven with native kidneys. Severe thickening occurred with transplant rejection, but thickening also occurred ...

journal_title：Radiology

authors： Nicolet V,Carignan L,Dubuc G,Hébert G,Bourdon F,Paquin F

更新日期：1988-08-01 00:00:00

abstract：PURPOSE:To assess the feasibility of hybrid imaging of the heart with fluorine 18 fluorodeoxyglucose (FDG) on an integrated 3-T positron emission tomography (PET)/magnetic resonance (MR) imaging system. MATERIALS AND METHODS:The present study was approved by the local institutional review board. Written informed conse...

journal_title：Radiology

authors： Nensa F,Poeppel TD,Beiderwellen K,Schelhorn J,Mahabadi AA,Erbel R,Heusch P,Nassenstein K,Bockisch A,Forsting M,Schlosser T

更新日期：2013-08-01 00:00:00