Percutaneous transluminal angioplasty: delayed response in neurofibromatosis.

abstract：:Purpose To evaluate the impact of accountable care organizations (ACOs) on use of screening mammography in the Medicare Shared Savings Program (MSSP), the largest value-based reimbursement program in U.S. HISTORY:Materials and Methods Institutional review board approval was waived, as the study used publicly availabl...

journal_title：Radiology

authors： Narayan AK,Harvey SC,Durand DJ

更新日期：2017-02-01 00:00:00

abstract：:Magnetic resonance (MR) imaging and computed tomography (CT) were used to study severe syringomyelia, in which the syrinx was so eccentric relative to the center of the spinal cord that at initial examination it appeared to be an exophytic extramedullary mass, in five of six patients with type 2 Arnold-Chiari malforma...

journal_title：Radiology

authors： Heinz R,Curnes J,Friedman A,Oakes J

更新日期：1992-04-01 00:00:00

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：:An investigation of the relationship between breast parenchymal patterns and breast cancer prevalence in a large referral population is presented. Mammograms were assigned to one of four categories according to our interpretation of Wolfe's classification. Cancer prevalence for the four patterns was similar when uncor...

journal_title：Radiology

authors： Peyster RG,Kalisher L,Cole P

更新日期：1977-11-01 00:00:00

abstract：:Six patients were examined with high-resolution real-time ultrasound following Rammstedt pyloromyotomy for hypertrophic pyloric stenosis. At surgery, the pyloric muscle thickness was greater than or equal to 4 mm, diameter greater than or equal to 13 mm, and length greater than or equal to 19 mm. Sequential sonograms ...

journal_title：Radiology

authors： Sauerbrei EE,Paloschi GG

更新日期：1983-05-01 00:00:00

abstract：PURPOSE:To compare the effects on the myometrium of polyvinyl alcohol (PVA) particles and calibrated microspheres (MS) in embolization of the uterine arteries in sheep. MATERIALS AND METHODS:Superselective and bilateral embolization of the uterine arteries was performed with PVA particles and calibrated MS within 24 h...

journal_title：Radiology

authors： Pelage JP,Laurent A,Wassef M,Bonneau M,Germain D,Rymer R,Flaud P,Martal J,Merland JJ

更新日期：2002-08-01 00:00:00

abstract：PURPOSE:To validate three previously identified quantitative image features across multiparametric magnetic resonance (MR) images acquired with imagers made by two different manufacturers to differentiate prostate cancer (PC) from normal prostatic tissue and to assess cancer aggressiveness. MATERIALS AND METHODS:This ...

journal_title：Radiology

authors： Peng Y,Jiang Y,Antic T,Giger ML,Eggener SE,Oto A

更新日期：2014-05-01 00:00:00

abstract：PURPOSE:To examine filter characteristics at preretrieval computed tomography (CT) that are associated with complicated inferior vena cava (IVC) filter retrieval procedures. MATERIALS AND METHODS:This study was HIPAA compliant, and informed consent was waived. Institutional review board-approved retrospective review o...

journal_title：Radiology

authors： Dinglasan LA,Oh JC,Schmitt JE,Trerotola SO,Shlansky-Goldberg RD,Stavropoulos SW

更新日期：2013-01-01 00:00:00

abstract：PURPOSE:To present prevalence screening data from a nonrandomized screening trial by using low-dose computed tomography (CT) and a simple algorithm based on the size and attenuation of detected nodules to guide diagnostic work-up. MATERIALS AND METHODS:Eight hundred seventeen asymptomatic volunteers (age range, 40-78 ...

journal_title：Radiology

authors： Diederich S,Wormanns D,Semik M,Thomas M,Lenzen H,Roos N,Heindel W

更新日期：2002-03-01 00:00:00

abstract：:Evidence-based radiology (EBR) is an important tool for the practice of radiology. The user of the EBR approach identifies evidence in a systematic fashion and then assimilates information through in-depth, explicit critical review of the best-designed and most recent literature on the subject in question. Clinical de...

journal_title：Radiology

authors： Medina LS,Blackmore CC

更新日期：2007-08-01 00:00:00

abstract：:Institutional review board approval, with waived consent, was obtained to develop a spine-labeling algorithm with retrospectively obtained deidentified HIPAA-compliant data. An automated magnetic resonance (MR) imaging technique to rapidly survey the entire spine and provide definitive numbering of disks and vertebrae...

journal_title：Radiology

authors： Weiss KL,Storrs JM,Banto RB

更新日期：2006-04-01 00:00:00

abstract：PURPOSE:To assess the clinical usefulness of localized proton (hydrogen 1) magnetic resonance (MR) spectroscopy in the characterization of contrast material-enhanced breast lesions on the basis of choline detection. MATERIALS AND METHODS:Examinations were performed at 1.5 T with use of a standard breast coil. Contrast...

journal_title：Radiology

authors： Yeung DK,Cheung HS,Tse GM

更新日期：2001-07-01 00:00:00

abstract：:Forty papers on the radiologic detection of pituitary microadenomas were reviewed and used as the basis for a discussion of the sometimes tentative nature of published results in clinical research. Early articles on the radiologic evaluation of pituitary microadenomas, reporting favorable results with special plain fi...

journal_title：Radiology

authors： Taylor CR,Jaffe CC

更新日期：1983-04-01 00:00:00

abstract：:Systemic hyperthermia is an adjuvant method of treatment used in the management of advanced cancer; the hyperthermic state is induced by either the thermal blanket or the external blood shunt method. Strict monitoring of the cardiopulmonary status, the temperature, and the fluid balance is necessary. Chest radiographs...

journal_title：Radiology

authors： Stark P,Guthrie AM,Bull J

更新日期：1985-01-01 00:00:00

abstract：:In the early years of nuclear medicine, physicians explored applied nuclear physics, and physicists pursued uncharted areas in medicine. Reflections from Jim Adelstein, MD, PhD, John McAfee, MD, Henry Wagner, MD, Fred Bonte, MD, Dave Kuhl, MD, and Alex Gottschalk, MD, add to the appreciation of the diversity in those ...

journal_title：Radiology

authors： Potchen EJ

更新日期：2000-03-01 00:00:00

abstract：:To evaluate the efficacy of ultrasound (US)-guided automated core biopsy of thyroid nodules, 74 biopsies were performed in 61 consecutive patients with an 18-gauge short-throw (1.1-cm excursion) biopsy gun. Results were correlated with diagnoses made at surgery (n = 38) or at sonographic follow-up of at least 6 months...

journal_title：Radiology

authors： Taki S,Kakuda K,Kakuma K,Annen Y,Katada S,Yamashita R,Kosugi M,Michigishi T,Tonami N

更新日期：1997-03-01 00:00:00

abstract：PURPOSE:To compare the accuracy of contrast material-enhanced three-dimensional (3D) dedicated calf magnetic resonance (MR) angiography with that of bolus-chase MR angiography, with conventional angiography as the reference standard, in patients with symptomatic peripheral vascular disease (PVD). MATERIALS AND METHODS...

journal_title：Radiology

authors： Binkert CA,Baker PD,Petersen BD,Szumowski J,Kaufman JA

更新日期：2004-09-01 00:00:00

abstract：PURPOSE:To study the vascular and biliary liver anatomy and its relevance to the creation of a transjugular intrahepatic portosystemic shunt (TIPS). MATERIALS AND METHODS:Acrylic casts of 25 normal human livers (necropsy specimens) were obtained. The anatomy of the hepatic veins, portal vein, hepatic artery, and bile ...

journal_title：Radiology

authors： Uflacker R,Reichert P,D'Albuquerque LC,de Oliveira e Silva A

更新日期：1994-06-01 00:00:00

abstract：:Multicenter, collaborative studies offer an effective way to meet the growing need for timely and generalizable clinical evaluations of imaging technologies. This article discusses issues of study design, statistical analysis, organization, and day-to-day group operation for collaborative prospective clinical evaluati...

journal_title：Radiology

authors： Gatsonis C,McNeil BJ

更新日期：1990-05-01 00:00:00

abstract：:One hundred thirty-three cervical spine radiographs of 50 patients with rheumatoid arthritis were examined. The patients were a representative random sample chosen from among 675 patients followed up for more than 10 years. The frequency of occurrence for each radiographic finding was correlated with the duration of r...

journal_title：Radiology

authors： Wolfe BK,O'Keeffe D,Mitchell DM,Tchang SP

更新日期：1987-10-01 00:00:00

abstract：:We compared the effectiveness of magnetic resonance (MR) imaging and computed tomography (CT) in evaluating sellar and juxtasellar lesions. Fifty-five lesions were imaged with a Technicare 0.5-T superconducting MR imager and GE 9800 and 8800 CT scanners: 26 pituitary adenomas (including six microadenomas), six craniop...

journal_title：Radiology

authors： Lee BC,Deck MD

更新日期：1985-10-01 00:00:00

abstract：:A 22 gauge "skinny core" (Madayag) biopsy needle, an 18 gauge Menghini needle, and a 14 gauge Tru-cut needle were compared in 51 patients. The Madayag needle was found to have a high recovery rate and provided adequate histological information in a large percentage of cases. However, the larger needles more consistent...

journal_title：Radiology

authors： Haaga JR,LiPuma JP,Bryan PJ,Balsara VJ,Cohen AM

更新日期：1983-03-01 00:00:00

abstract：:Thrombosed arteriovenous malformations (AVMs) in children are rare lesions that may present with headaches or a seizure disorder. Thirteen patients (4 months to 21 years of age) with this lesion were examined with computed tomography (CT). In 11 patients surgical confirmation was obtained, and the other two patients w...

journal_title：Radiology

authors： Mitnick JS,Pinto RS,Lin JP,Rose H,Lieberman A

更新日期：1984-02-01 00:00:00

abstract：:Ventricular fibrillation thresholds were measured in anesthetized, closed-chest dogs during the injection of Renografin 76 or Conray 400 into the left coronary artery. Both agents significantly lowered fibrillation threshold--Renografin to 58 +/- 7%; Conray to 20 +/- 5% of control, respectively. The experimental metho...

journal_title：Radiology

authors： Wolf GL,Kraft L,Kilzer K

更新日期：1978-10-01 00:00:00

abstract：:Background Several changes have been made to the revised 2017 international consensus guidelines for management of pancreatic intraductal papillary mucinous neoplasms (IPMNs). However, the diagnostic performance is yet to be verified. Purpose To evaluate the revised guidelines for predicting malignant potential of pan...

journal_title：Radiology

authors： Lee JE,Choi SY,Min JH,Yi BH,Lee MH,Kim SS,Hwang JA,Kim JH

更新日期：2019-10-01 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 prospectively determine the accuracy of 64-section computed tomographic (CT) angiography for the depiction of coronary artery disease (CAD) that induces perfusion defects at myocardial perfusion imaging with single photon emission computed tomography (SPECT), by using myocardial perfusion imaging as the refe...

journal_title：Radiology

authors： Gaemperli O,Schepis T,Valenta I,Koepfli P,Husmann L,Scheffel H,Leschka S,Eberli FR,Luscher TF,Alkadhi H,Kaufmann PA

更新日期：2008-08-01 00:00:00

abstract：:Enlarged gastroesophageal veins were successfully obliterated in 41 patients using embolization with modified autogenous clots and/or Gelfoam, balloon occlusion, iatrogenic perivenous hematoma, sclerosing agents (Sotradecol and Keflin), or a combination of these methods. Thirteen patients were actively bleeding when s...

journal_title：Radiology

authors： Pereiras R,Viamonte M Jr,Russell E,LePage J,White P,Hutson D

更新日期：1977-08-01 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：:Afterloading techniques were developed for the in vivo assessment of the RBE of californium-252 with respect of radium-226 using a fibrosarcoma in mice. The afterloading holder positions sources so that the tumor is uniformly irradiated. Using the end points of tumor volumetric studies up to 150 days after irradiation...

journal_title：Radiology

authors： Moser FL,Lanzi LH,Mewissen DJ,Furedi EM,Rozenfeld M

更新日期：1975-10-01 00:00:00