Efficacy of prone positioning for intravenous digital angiography of the abdomen.

abstract：:The data on 98 new patients with osteoblastoma were studied. The clinical features of pain, scoliosis, and neurologic deficit were largely consistent with those in previous reports. Osteoblastoma is usually a lytic lesion originating in the medulla of bones with matrix ossification and mild surrounding sclerosis. Oste...

journal_title：Radiology

authors： Kroon HM,Schurmans J

更新日期：1990-06-01 00:00:00

abstract：:Background Increased cerebral signal intensity (SI) has been reported in patients undergoing MRI with gadolinium-based contrast agents (GBCAs). Published data on gadobenate dimeglumine have been somewhat contradictory. Purpose To evaluate the relationship between dosage of gadobenate dimeglumine and SI change at MRI f...

journal_title：Radiology

authors： Nguyen NC,Molnar TT,Cummin LG,Kanal E

更新日期：2020-07-01 00:00:00

abstract：PURPOSE:To evaluate major geometric variations in multiple intracavitary applications for carcinoma of the cervix. MATERIALS AND METHODS:Orthogonal radiographs were reviewed of 17 consecutive patients with carcinoma of the cervix treated with 70 applications of high-dose-rate brachytherapy. In seven patients, consciou...

journal_title：Radiology

authors： Kim RY,Meyer JT,Plott WE,Spencer SA,Meredith RF,Jennelle RL,Salter MM

更新日期：1995-05-01 00:00:00

abstract：:Krypton-81m, an inert, radioactive gas with a physical half-life of 13 seconds was used to evaluate regional lung ventilation in 25 pediatric patients. The results suggest that Kr-81m has several advantages over previous methods employing xenon-133. These include: more favorable physical characteristics for imaging wi...

journal_title：Radiology

authors： Li DK,Treves S,Heyman S,Kirkpatrick JA Jr,Lambrecht RM,Ruth TJ,Wolf AP

更新日期：1979-03-01 00:00:00

abstract：:Pulmonary tuberculosis has long been associated with the formation of cavities in the lung. Many reports in the literature indicate that the occurrence of air-fluid levels in tuberculosis is unusual. The authors present 18 cases of proved active cavitary tuberculosis where air-fluid levels occurred during the active p...

journal_title：Radiology

authors： Cohen JR,Amorosa JK,Smith PR

更新日期：1978-05-01 00:00:00

abstract：:The authors examined 10 healthy male subjects with dynamic computed tomography to determine normal dynamic and expiratory findings. In both the supine and prone positions, the average increase in lung attenuation during exhalation was found to be significantly greater in dependent lung regions than in nondependent lun...

journal_title：Radiology

authors： Webb WR,Stern EJ,Kanth N,Gamsu G

更新日期：1993-01-01 00:00:00

abstract：PURPOSE:To determine the characteristics and trends of the original articles published in two major American radiology journals, AJR American Journal of Roentgenology (AJR) and Radiology, between 2001 and 2010. MATERIALS AND METHODS:This was a retrospective bibliometric analysis that did not involve human subjects and...

journal_title：Radiology

authors： Lim KJ,Yoon DY,Yun EJ,Seo YL,Baek S,Gu DH,Yoon SJ,Han A,Ku YJ,Kim SS

更新日期：2012-09-01 00:00:00

abstract：PURPOSE:To investigate the cross-sectional relationships among multiple quantitative brain magnetic resonance (MR) imaging measurements in patients with relapsing-remitting versus chronic progressive multiple sclerosis (MS). MATERIALS AND METHODS:Thirty-eight patients with MS (relapsing-remitting, 26, chronic progress...

journal_title：Radiology

authors： Miki Y,Grossman RI,Udupa JK,van Buchem MA,Wei L,Phillips MD,Patel U,McGowan JC,Kolson DL

更新日期：1999-03-01 00:00:00

abstract：:An analog model of the part of a patient's body containing a tumor is constructed by drawing anatomical contours obtained from computed tomograms on a set of transparent plastic sheets. The coverage of radiotherapy fields in the patient is visualized in three dimensions using the model and the light beam from the radi...

journal_title：Radiology

authors： Tatcher M,Elgrabli S,Kuten A,Kleinhaus U

更新日期：1980-07-01 00:00:00

abstract：:The authors report a case of traumatic removal of nerve tissue during myelography with the Chynn aspiration cannula. If such a situation occurs, the authors suggest making a second puncture at a different level. ...

journal_title：Radiology

authors： Brodey PA,London SS,Sung MA

更新日期：1977-12-01 00:00:00

abstract：:Magnetic resonance imaging (MRI) of an angiographically confirmed pulmonary embolus was performed. The thrombus appeared as an intense intraluminal signal within the left descending pulmonary artery; this signal was absent on repeat examination after clot lysis. Because MR will not image flowing blood, it provides a p...

journal_title：Radiology

authors： Moore EH,Gamsu G,Webb WR,Stulbarg MS

更新日期：1984-11-01 00:00:00

abstract：:To investigate the physiologic and histologic responses induced by the self-expanding endovascular prosthesis, rabbits subjected to a combination of high-cholesterol diet and intravascular trauma underwent stent implantation. The results were compared with those obtained with the placement of stents in the healthy aor...

journal_title：Radiology

authors： Rousseau H,Joffre F,Raillat C,Julian M,Pierragi MT,Chalabi F,Bouissou H

更新日期：1989-03-01 00:00:00

abstract：:Purpose To test whether MPO-Gd, an activatable molecular magnetic resonance (MR) imaging agent specific for myeloperoxidase (MPO) activity, could detect MPO activity in nonalcoholic steatohepatitis (NASH) mouse models and human liver biopsy samples. Materials and Methods In this study, 20 leptin receptor-deficient and...

journal_title：Radiology

authors： Pulli B,Wojtkiewicz G,Iwamoto Y,Ali M,Zeller MW,Bure L,Wang C,Choi Y,Masia R,Guimaraes AR,Corey KE,Chen JW

更新日期：2017-08-01 00:00:00

abstract：PURPOSE:To determine if computed tomographic (CT) texture and histogram analysis measurements of the primary mass are independently associated with overall survival in patients with locally advanced squamous cell carcinoma of the head and neck who were previously treated with cisplatin, 5-fluorouracil, and docetaxel (T...

journal_title：Radiology

authors： Zhang H,Graham CM,Elci O,Griswold ME,Zhang X,Khan MA,Pitman K,Caudell JJ,Hamilton RD,Ganeshan B,Smith AD

更新日期：2013-12-01 00:00:00

abstract：:The American College of Radiology (ACR) convened a "think tank" of experts on aspects of molecular imaging. The purposes of the colloquium were to develop scenarios about how molecular imaging would develop in the future and to make recommendations to the ACR about how to prepare radiologists for this important set of...

journal_title：Radiology

authors： Hillman BJ,Neiman HL

更新日期：2002-01-01 00:00:00

abstract：:The results of 179 radionuclide bone imaging examinations, 105 gathered retrospectively from the cases of 97 patients referred for assessment of possible occult fracture of the proximal femur (hip) and 74 performed prospectively on 63 patients referred with a diagnosis of obvious or suspected hip fracture, were analyz...

journal_title：Radiology

authors： Holder LE,Schwarz C,Wernicke PG,Michael RH

更新日期：1990-02-01 00:00:00

abstract：:Forty-four pathologically proved mammary carcinomas were studied by clinical examination, xeroradiography, and ultrasonography with a dedicated whole-breast scanner. Abnormalities reflecting carcinoma were shown by echography in 90% of cases and xeromammography in 97%. Ultrasonic manifestations of malignancy were sepa...

journal_title：Radiology

authors： Maturo VG,Zusmer NR,Gilson AJ,Bear B

更新日期：1982-03-01 00:00:00

abstract：PURPOSE:To determine whether changes at diffusion-tensor magnetic resonance (MR) imaging were present in children with intractable epilepsy and focal cortical dysplasia (FCD) in (a) subcortical white matter subjacent to MR imaging-visible areas of FCD, (b) subcortical white matter beyond the MR imaging-visible abnormal...

journal_title：Radiology

authors： Widjaja E,Zarei Mahmoodabadi S,Otsubo H,Snead OC,Holowka S,Bells S,Raybaud C

更新日期：2009-04-01 00:00:00

abstract：:Doppler sonography and magnetic resonance (MR) angiography were prospectively used in combination as a substitute for conventional angiography in 24 consecutive patients likely to undergo carotid endarterectomy. Of 19 patients (20 lesions) who underwent carotid endarterectomy, 18 had not undergone preoperative angiogr...

journal_title：Radiology

authors： Polak JF,Kalina P,Donaldson MC,O'Leary DH,Whittemore AD,Mannick JA

更新日期：1993-02-01 00:00:00

abstract：:Molecular imaging, generally defined as noninvasive imaging of cellular and subcellular events, has gained tremendous depth and breadth as a research and clinical discipline in recent years. The coalescence of major advances in engineering, molecular biology, chemistry, immunology, and genetics has fueled multi- and i...

journal_title：Radiology

authors： Kircher MF,Willmann JK

更新日期：2012-06-01 00:00:00

abstract：:The use of intensity-modulated radiation therapy for treatment of dominant intraprostatic lesions may require integration of functional magnetic resonance (MR) imaging with treatment-planning computed tomography (CT). The purpose of this study was to compare prospectively the landmark and iterative closest point metho...

journal_title：Radiology

authors： Huisman HJ,Fütterer JJ,van Lin EN,Welmers A,Scheenen TW,van Dalen JA,Visser AG,Witjes JA,Barentsz JO

更新日期：2005-07-01 00:00:00

abstract：:One hundred twenty-six patients with the diagnosis of lymphoma underwent staging with both lymphangiography and computed tomography (CT) of the abdomen and pelvis. These patients were retrospectively studied to determine the optimal imaging modality for follow-up. Six hundred seventy-four CT scans were correlated with...

journal_title：Radiology

authors： Pera A,Capek M,Shirkhoda A

更新日期：1987-09-01 00:00:00

abstract：:Background Improving the differentiation of uterine sarcomas from atypical leiomyomas remains a clinical challenge and is needed to avoid inappropriate surgery. Purpose To develop a diagnostic algorithm including diffusion-weighted MRI criteria to differentiate malignant uterine sarcomas from benign atypical leiomyoma...

journal_title：Radiology

authors： Abdel Wahab C,Jannot AS,Bonaffini PA,Bourillon C,Cornou C,Lefrère-Belda MA,Bats AS,Thomassin-Naggara I,Bellucci A,Reinhold C,Fournier LS

更新日期：2020-11-01 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：PURPOSE:To investigate the incidence and characteristics of cerebellar injury in a cohort of very preterm infants by using the mastoid fontanelle (MF) and posterior fontanelle (PF) approach in addition to routine cranial ultrasonography (US) through the anterior fontanelle (AF), with magnetic resonance (MR) imaging as ...

journal_title：Radiology

authors： Steggerda SJ,Leijser LM,Wiggers-de Bruïne FT,van der Grond J,Walther FJ,van Wezel-Meijler G

更新日期：2009-07-01 00:00:00

abstract：:Treatment of complex intracranial aneurysms by means of interventional neurovascular techniques is now being performed with a newly developed silicone detachable-microballoon device. The balloon is composed of unique silicone elastomers that are extremely soft and malleable. It therefore conforms to the blood vessel l...

journal_title：Radiology

authors： Higashida RT,Halback VV,Dormandy B,Bell JD,Hieshima GB

更新日期：1990-03-01 00:00:00

abstract：:Radiographic and bone mineral (BM) data were collected over a three-year period on 195 patients with chronic renal failure. Most women maintained BM on dyalysis, whereas 44% of the men lost BM (p less than 0.05). Following transplantation, 86% of the patients either maintained or restored BM. After parathyroidectomy, ...

journal_title：Radiology

authors： Griffiths HJ,Zimmerman RE,Lazarus M,Lowrie E,Gottlieb MN,Phillips E,Pomerantz K

更新日期：1977-03-01 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：:Twenty patients with multiple or recurrent superficial head and facial cancer were treated with low-megavoltage electron-beam therapy, using a readily adaptable polystyrene shield assembly with interchangeable collimators. Patient set-up times were reduced, treatment was simplified, and flexibility of therapy was achi...

journal_title：Radiology

authors： Johnson TS,Garciga CE,Feldman ME,Holcomb MH

更新日期：1975-06-01 00:00:00

abstract：:Histories, physical examinations and 99mTc-pertechnetate imaging were used to evaluate 1,452 persons who had had x-ray therapy to the neck region for benign conditions 18 to 35 years previously. Thyroid abnormalities were found in 301 patients (21%) and thyroid malignancy was found in 29% of 193 patients with abnormal...

journal_title：Radiology

authors： Arnold J,Pinsky S,Ryo UY,Frohman L,Schneider A,Favus M,Stachura M,Arnold M,Colman M

更新日期：1975-06-01 00:00:00