Nerve rootlet avulsion. A complication of myelography using the Chynn needle.

abstract：:The Investigational Review Board approved the protocol, and all patients provided signed informed consent. The protocol was compliant with HIPAA. The purpose of the study was to prospectively test the hypothesis that addition of low-dose dobutamine and quantification of inotropic reserve in segments with 1%-50% infarc...

journal_title：Radiology

authors： Bove CM,DiMaria JM,Voros S,Conaway MR,Kramer CM

更新日期：2006-09-01 00:00:00

abstract：:Fluoroscopically guided percutaneous needle aspiration of focal pulmonary lesions was performed in 108 presumed infectious episodes in 82 immunocompromised patients in whom prior diagnostic studies, including transtracheal aspiration, were negative to inconclusive. Two-thirds of the lesions were 4 cm or smaller. Singl...

journal_title：Radiology

authors： Castellino RA,Blank N

更新日期：1979-09-01 00:00:00

abstract：:Purpose To compare PET/MR hypoperfusion and hypometabolism in patients with Alzheimer disease (AD) and mild cognitive impairment (MCI) compared with healthy control (HC) participants. Materials and Methods Maps of cerebral blood flow (CBF; pulsed arterial spin-labeling [ASL] MRI), glucose metabolism (fluorine 18 [18F]...

journal_title：Radiology

authors： Riederer I,Bohn KP,Preibisch C,Wiedemann E,Zimmer C,Alexopoulos P,Förster S

更新日期：2018-07-01 00:00:00

abstract：:The authors have occasionally observed nodular areas abutting the lateral diaphragmatic surface and extending into the posterior pararenal space on computed tomographic (CT) scans. Review of the anatomy literature revealed that this finding represents inferolateral extension of the lateral arcuate ligaments, which ref...

journal_title：Radiology

authors： Silverman PM,Cooper C,Zeman RK

更新日期：1992-10-01 00:00:00

abstract：:Renal uptake of 99mTc-sulfur colloid during liver and spleen imaging was observed in 4 patients; all had moderate to severe congestive heart failure. Four similar patients with this association have been reported. Although the exact mechanism of colloid uptake by the kidneys is not known, an association with congestiv...

journal_title：Radiology

authors： Klingensmith WC 3rd,Datu JA,Burdick DC

更新日期：1978-04-01 00:00:00

abstract：:A prospective study of 582 pediatric cranial computed tomographic (CT) examinations was made in order to determine the efficacy and safety of two sedation regimens and general anesthesia. Two hundred seventy-nine outpatients were randomly given oral chloral hydrate (80 mg/kg) or an intramuscular preparation composed o...

journal_title：Radiology

authors： Thompson JR,Schneider S,Ashwal S,Holden BS,Hinshaw DB Jr,Hasso AN

更新日期：1982-05-01 00:00:00

abstract：:Eight male heart transplant recipients underwent contrast material-enhanced electron-beam computed tomographic angiography. Coronary artery diameters measured with fixed thresholds and adaptive line density profile (LDP) methods were calculated relative to findings at quantitative coronary angiography. Variation with ...

journal_title：Radiology

authors： Funabashi N,Kobayashi Y,Perlroth M,Rubin GD

更新日期：2003-01-01 00:00:00

abstract：:Failures and complications were analyzed retrospectively in 45 patients treated with embolotherapy or occlusion of pulmonary arterial circulation. Pulmonary arterial branches were occluded with steel coils in 19 patients with pulmonary arteriovenous malformations, 17 with hemoptysis of pulmonary artery (PA) origin, an...

journal_title：Radiology

authors： Remy-Jardin M,Wattinne L,Remy J

更新日期：1991-09-01 00:00:00

abstract：:Experiments were undertaken to determine the behavior of thallium-201 in the thyroid in relation to the iodide-trapping mechanism in rats. Iodide trapping was compared to thyroidal thallium-201 trapping 30 minutes after intravenous injection. Thallium-201 uptake followed iodide uptake in control rats. TSH- and T3-trea...

journal_title：Radiology

authors： Oster ZH,Strauss HW,Harrison K,Burns HD,Pitt B

更新日期：1978-03-01 00:00:00

abstract：PURPOSE:To determine the value of parenchymal findings at contrast material-enhanced spiral computed tomography (CT) in patients suspected to have pulmonary embolism (PE). MATERIALS AND METHODS:Eighty-eight patients suspected to have PE underwent contrast-enhanced spiral CT and ventilation-perfusion scintigraphy. Conc...

journal_title：Radiology

authors： Coche EE,Müller NL,Kim KI,Wiggs BR,Mayo JR

更新日期：1998-06-01 00:00:00

abstract：PURPOSE:To prospectively assess which phase of a triple-phase dynamic contrast material-enhanced multi-detector row computed tomography (CT) protocol is optimal for visualization of esophageal cancer. MATERIALS AND METHODS:The study was supported by the local ethical committee; all patients gave written informed conse...

journal_title：Radiology

authors： Umeoka S,Koyama T,Togashi K,Saga T,Watanabe G,Shimada Y,Imamura M

更新日期：2006-06-01 00:00:00

abstract：:A method by which the tissue parameters - T1, T2, and proton density - can be measured simultaneously was used in 160 patients with brain tumors to test the complete potential of magnetic resonance (MR) imaging for quantitative tissue characterization. MR tissue parameters of a wide variety of tumors, edema, white mat...

journal_title：Radiology

authors： Just M,Thelen M

更新日期：1988-12-01 00:00:00

abstract：PURPOSE:To assess how early pleural and/or parenchymal abnormalities consistent with asbestos exposure could be ascertained and to identify factors associated with progression. MATERIALS AND METHODS:Informed consent was obtained under an institutional review board-approved protocol. Multiple sequential chest radiograp...

journal_title：Radiology

authors： Larson TC,Meyer CA,Kapil V,Gurney JW,Tarver RD,Black CB,Lockey JE

更新日期：2010-06-01 00:00:00

abstract：:The accumulation of technetium-99m diethylenetriamine pentaacetic acid (Tc-99m DTPA) in benign soft-tissue neurofibromatosis tumors is reported. In a series of 16 patients with clinical stigmata of neurofibromatosis, 28 sites of abnormal soft-tissue localization of the isotope observed scintigraphically were documente...

journal_title：Radiology

authors： Mandell GA,Herrick WC,Harcke HT,Sharkey C,Brooks KM,MacEwen GD

更新日期：1985-12-01 00:00:00

abstract：:An adaptation of the Papillon technique was developed in which a superficial x-ray machine was used for treatment of small superficially invasive rectal carcinomas. Modification of the proctoscope-treatment cone apparatus, including addition of a fiberoptic scope, allows confirmation of accurate cone placement through...

journal_title：Radiology

authors： Matar JR,Coffey C 2nd,Maruyama Y

更新日期：1988-08-01 00:00:00

abstract：PURPOSE:To evaluate the frequency of "missing" sternal ossification center (asynchronous non-ossification) in young children. MATERIALS AND METHODS:Lateral chest radiographs obtained in 229 children (mean age, 3.7 years) were retrospectively evaluated for sternal ossification. Four superior sternal segments were consi...

journal_title：Radiology

authors： Rush WJ,Donnelly LF,Brody AS,Anton CG,Poe SA

更新日期：2002-07-01 00:00:00

abstract：PURPOSE:To investigate contralateral breast biopsy histologic findings in women with breast cancer. MATERIALS AND METHODS:Histologic findings in 237 patients with breast cancer who underwent contralateral breast biopsy for clinically or mammographically detected abnormalities were retrospectively reviewed. Malignant f...

journal_title：Radiology

authors： Roubidoux MA,Helvie MA,Wilson TE,Lai NE,Paramagul C

更新日期：1997-06-01 00:00:00

abstract：PURPOSE:To determine the reliability and accuracy of magnetic resonance (MR) arthrography for the diagnosis of superior labral anterior posterior (SLAP) tears. MATERIALS AND METHODS:The MR arthrograms in 80 patients who underwent arthroscopy and MR arthrography during a 54-month period were retrospectively reviewed. M...

journal_title：Radiology

authors： Jee WH,McCauley TR,Katz LD,Matheny JM,Ruwe PA,Daigneault JP

更新日期：2001-01-01 00:00:00

abstract：:Purpose To estimate the risk of cataract in a cohort of nuclear medicine (NM) radiologic technologists on the basis of their work histories and radiation protection practices. Materials and Methods In the years 2003-2005 and 2012-2013, 42 545 radiologic technologists from a U.S. prospective study completed questionnai...

journal_title：Radiology

authors： Bernier MO,Journy N,Villoing D,Doody MM,Alexander BH,Linet MS,Kitahara CM

更新日期：2018-02-01 00:00:00

abstract：:Abnormalities at cerebral proton spectroscopy occur in patients with the acquired immunodeficiency syndrome (AIDS). N-acetyl aspartate (NAA) is believed to be a neuronal marker, and neuronal loss is thought to underlie the human immunodeficiency virus (HIV)-associated cognitive/motor complex. The proton spectra in 103...

journal_title：Radiology

authors： Chong WK,Sweeney B,Wilkinson ID,Paley M,Hall-Craggs MA,Kendall BE,Shepard JK,Beecham M,Miller RF,Weller IV

更新日期：1993-07-01 00:00:00

abstract：:Medical therapy is standard for intrahepatic amebic abscess and generally is effective. However, we have encountered a group of patients in whom percutaneous aspiration and drainage was indicated due to uncertainty of diagnosis or clinical deterioration of the patient. Twenty such patients underwent percutaneous drain...

journal_title：Radiology

authors： vanSonnenberg E,Mueller PR,Schiffman HR,Ferrucci JT Jr,Casola G,Simeone JF,Cabrera OA,Gosink BB

更新日期：1985-09-01 00:00:00

abstract：PURPOSE:To assess the effectiveness of and complications associated with metallic stent placement for treatment of benign diseases of the colon. MATERIALS AND METHODS:With radiologic guidance, the authors placed metallic stents in 10 patients with benign diseases of the colon: Nine stents were placed in the rectosigmo...

journal_title：Radiology

authors： Paúl L,Pinto I,Gómez H,Fernández-Lobato R,Moyano E

更新日期：2002-06-01 00:00:00

abstract：:Background In the absence of randomized studies, it has been controversial whether the likelihood of acute kidney injury (AKI) differs between intravenous and intra-arterial contrast agent administration. Purpose To compare intravenous versus intra-arterial contrast agent administration in relationship to AKI and anal...

journal_title：Radiology

authors： Schönenberger E,Martus P,Bosserdt M,Zimmermann E,Tauber R,Laule M,Dewey M

更新日期：2019-09-01 00:00:00

abstract：:Background Growing evidence indicates an association between cerebral microhemorrhages (MHs) and amyloid β accumulation in Alzheimer disease (AD), but to the knowledge of the authors the association with tau burden is unknown. Purpose To investigate the association between cerebral MH load and tau pathologic structure...

journal_title：Radiology

authors： Rauchmann BS,Ghaseminejad F,Mekala S,Perneczky R,Alzheimer’s Disease Neuroimaging Initiative.

更新日期：2020-07-01 00:00:00

abstract：:Radiologic education, research, and the practice of radiology will be of the highest quality in the future if academic departments stress organ-system subspecialization while continuing to integrate and interface with technique-based specialists. Planning should begin now to effect an orderly progression to an organ-s...

journal_title：Radiology

authors： Hartman GW,McClennan BL,Pfister RC

更新日期：1986-02-01 00:00:00

abstract：:High-resolution real-time ultrasound with either a 7.5- or 10-MHz transducer was used to localize 7/9 nonpalpable breast masses previously detected by mammography and to determine where the biopsy needle should be inserted. ...

journal_title：Radiology

authors： Laing FC,Jeffrey RB,Minagi H

更新日期：1984-06-01 00:00:00

abstract：:New or enlarging solitary pulmonary opacities in 502 patients were evaluated with a plain tomographic procedure. Repeat chest radiographs in 64 patients and tomograms in 115 patients showed that the opacities were not nodules but were due to pneumonitis, rib lesions, thickened pleura, or another benign finding. Tomogr...

journal_title：Radiology

authors： Huston J 3rd,Muhm JR

更新日期：1987-05-01 00:00:00

abstract：PURPOSE:To evaluate the accuracy and precision of a radiographic absorptiometry (RA) method for assessment of bone mineral of the middle phalanges. MATERIALS AND METHODS:Nineteen cadaveric hands were radiographed with an aluminum wedge, once at 50 kVp and 400 mA and once at 60 kVp and 300 mA. Bone mineral content (BMC...

journal_title：Radiology

authors： Yang SO,Hagiwara S,Engelke K,Dhillon MS,Guglielmi G,Bendavid EJ,Soejima O,Nelson DL,Genant HK

更新日期：1994-09-01 00:00:00

abstract：PURPOSE:To quantify, with three-dimensional proton magnetic resonance (MR) spectroscopy, metabolic characteristics of normal-appearing white matter and nonenhancing lesions in patients with relapsing-remitting multiple sclerosis (MS). MATERIALS AND METHODS:Institutional review board approval and informed patient conse...

journal_title：Radiology

authors： He J,Inglese M,Li BS,Babb JS,Grossman RI,Gonen O

更新日期：2005-01-01 00:00:00

abstract：:Circular esophageal myotomy of the upper pouch in infants with esophageal atresia is an effective means of reducing anastomotic tension. This report describes two patients who developed marked postoperative dilatation of the proximal esophagus at the myotomy site. On radiographs, the dilated, air-filled esophagus simu...

journal_title：Radiology

authors： Siegel MJ,Shackelford GD,McAlister WH,Bell MJ

更新日期：1980-08-01 00:00:00