Mediastinal tumors: biopsy under US guidance.

abstract：PURPOSE:To compare the magnetic resonance (MR) imaging findings of primary hepatocellular carcinoma (HCC) in cirrhotic versus noncirrhotic livers. MATERIALS AND METHODS:MR images in 36 patients with HCC (30 men and she women aged 42-84 years [mean age, 65 years]) were retrospectively reviewed. The number and size of h...

journal_title：Radiology

authors： Winston CB,Schwartz LH,Fong Y,Blumgart LH,Panicek DM

更新日期：1999-01-01 00:00:00

abstract：PURPOSE:To show that benign asymmetric breast tissue detected mammographically may increase over time. MATERIALS AND METHODS:Serial mammograms obtained in 21 women with negative physical examination results and mammographically detected developing asymmetric breast tissue were reviewed, and findings were correlated wi...

journal_title：Radiology

authors： Piccoli CW,Feig SA,Palazzo JP

更新日期：1999-04-01 00:00:00

abstract：:Purpose To identify wall enhancement patterns on vessel wall MRI that discriminate between stable and unstable unruptured intracranial aneurysm (UIA). Materials and Methods Patients were included from November 2012 through January 2016. Vessel wall MR images were acquired at 3 T in patients with stable (incidental and...

journal_title：Radiology

authors： Edjlali M,Guédon A,Ben Hassen W,Boulouis G,Benzakoun J,Rodriguez-Régent C,Trystram D,Nataf F,Meder JF,Turski P,Oppenheim C,Naggara O

更新日期：2018-10-01 00:00:00

abstract：PURPOSE:To evaluate the elasticity of the coracohumeral ligament (CHL) in healthy individuals and patients with clinical findings suggestive of unilaterally involved adhesive capsulitis of the shoulder (ACS). MATERIALS AND METHODS:The institutional review board approved this single-institution prospective study, which...

journal_title：Radiology

authors： Wu CH,Chen WS,Wang TG

更新日期：2016-02-01 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 evaluate acute myocardial infarction by using first-pass enhancement (FPE) and delayed enhancement (DE) magnetic resonance (MR) imaging compared with thallium 201 ((201)Tl) single photon emission computed tomography (SPECT). MATERIALS AND METHODS:Contrast material-enhanced FPE MR, inversion-recovery DE MR, ...

journal_title：Radiology

authors： Lund GK,Stork A,Saeed M,Bansmann MP,Gerken JH,Müller V,Mester J,Higgins CB,Adam G,Meinertz T

更新日期：2004-07-01 00:00:00

abstract：:In their effort to characterize the systemic "off-target" effects of radiofrequency (RF) ablation and irreversible electroporation (IRE), Bulvik et al demonstrated substantial differences in physiologic, tumorigenic, and immunologic responses between the two ablative modalities. By establishing that IRE may in fact st...

journal_title：Radiology

authors： Chapiro J,Geschwind JF

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:To test the hypothesis that whole-body metabolic tumor burden (MTBWB) on postsurgical fluorodeoxyglucose (FDG) positron emission tomographic (PET)/computed tomographic (CT) images in patients with non-small cell lung cancer (NSCLC) is associated with their overall survival (OS). MATERIALS AND METHODS:The insti...

journal_title：Radiology

authors： Zhang C,Liao C,Penney BC,Appelbaum DE,Simon CA,Pu Y

更新日期：2015-06-01 00:00:00

abstract：:The sonograms of 40 patients with second-trimester polyhydramnios were reviewed to determine (a) whether fetal and maternal conditions occur as often during second-trimester polyhydramnios as during third-trimester polyhydramnios, (b) the frequency of persistence of polyhydramnios into the third trimester, and (c) how...

journal_title：Radiology

authors： Sivit CJ,Hill MC,Larsen JW,Lande IM

更新日期：1987-11-01 00:00:00

abstract：:A 6-year follow-up study of height and weight was conducted between 1975 and 1983 in a total of 149 sibling pairs of the same sex, one of whom had been exposed to diagnostic ultrasound in utero. The data were analyzed for the entire sample group, as well as for subgroups defined by sex, gestational age at delivery, bi...

journal_title：Radiology

authors： Lyons EA,Dyke C,Toms M,Cheang M

更新日期：1988-03-01 00:00:00

abstract：PURPOSE:To characterize early changes in cardiac anatomy and function for lamin A/C gene (LMNA) mutation carriers by using magnetic resonance (MR) imaging and to develop tools to analyze and visualize the findings. MATERIALS AND METHODS:The ethical review board of the institution approved the study, and informed writt...

journal_title：Radiology

authors： Koikkalainen JR,Antila M,Lötjönen JM,Heliö T,Lauerma K,Kivistö SM,Sipola P,Kaartinen MA,Kärkkäinen ST,Reissell E,Kuusisto J,Laakso M,Oresic M,Nieminen MS,Peuhkurinen KJ

更新日期：2008-10-01 00:00:00

abstract：:Californium 252 low dose rate intracavitary neutron implants combined with conventional external beam therapy for advanced pelvic tumors produced better local response than 137Cs in pelvic brachytherapy. Greater tumor regression was achieved by applying 252Cf while the maximum amount of tumor was present preceding or ...

journal_title：Radiology

authors： Maruyama Y

更新日期：1979-11-01 00:00:00

abstract：PURPOSE:To investigate at which age testicular blood flow can be demonstrated consistently by color Doppler sonography and power Doppler sonography. MATERIALS AND METHODS:In this prospective study, 172 normal testes of 86 boys (age range, 4 days to 15 years) were examined with gray-scale ultrasound, color Doppler sono...

journal_title：Radiology

authors： Bader TR,Kammerhuber F,Herneth AM

更新日期：1997-02-01 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：:The National Institutes of Health (NIH) comprise the largest single source of funding in the world for the support of biomedical research. Much of the work of the NIH focuses on the elucidation of fundamental biophysical, biochemical, and biologic aspects of the molecular, cellular, and tissue processes underlying bot...

journal_title：Radiology

authors： Wolbarst AB,Hendee WR

更新日期：2007-01-01 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 evaluate the use of a redundant system in improving quality of care in the trauma setting by examining a subset of our quality assurance program. MATERIALS AND METHODS:Five hundred thirty-one consecutive abdominal and pelvic CT reports obtained in patients with trauma at a level I trauma center from August ...

journal_title：Radiology

authors： Yoon LS,Haims AH,Brink JA,Rabinovici R,Forman HP

更新日期：2002-07-01 00:00:00

abstract：:Bowel perforation by ventriculo-peritoneal shunts occurred in two children with no abdominal symptoms. The diagnosis in each instance was confirmed by opacification of the colon in one child and the small bowel in the other via contrast medium injection of the distal shunt tubing. "Shuntograms" are recommended for all...

journal_title：Radiology

authors： Azimi F,Dinn WM,Naumann RA

更新日期：1976-12-01 00:00:00

abstract：:One hundred and forty-seven patients with clinical stage I nonseminomatous germ cell tumors of the testis were entered into a follow-up program after orchidectomy. Follow-up consisted of regular clinical examinations, estimations of the serum markers beta human chorionic gonadotropin and alpha-fetoprotein, chest radio...

journal_title：Radiology

authors： Williams MP,Husband JE,Heron CW

更新日期：1987-09-01 00:00:00

abstract：:Preliminary work has shown that normal lungs have predictable CT patterns and density ranges. In emphysema, there are irregular zones of extremely low density as well as an overall low mean density. CT appears to have considerable potential for early detection of pulmonary emphysema and characterization of the degree ...

journal_title：Radiology

authors： Rosenblum LJ,Mauceri RA,Wellenstein DE,Bassano DA,Cohen WN,Heitzman ER

更新日期：1978-11-01 00:00:00

abstract：:Peripheral magnetic resonance (MR) angiography was performed in eight volunteers, with a temperature-controlled water blanket. After warming of the right foot, unobserved vessels became conspicuous in all patients: Average increase in signal intensity was nearly twofold in the major artery and vein depicted. A similar...

journal_title：Radiology

authors： Blackband SJ,Buckley DL,Knowles AJ,Gibbs P,Turnbull LW,Horsman A

更新日期：1996-03-01 00:00:00

abstract：:HistoryA 63-year-old woman with a history of left mastectomy for breast cancer and partial gastrectomy with Roux-en-Y reconstruction for nonhealing peptic ulcer presented to the emergency department and reported a 1-month history of abdominal distention, fevers, chills, and flu-like symptoms. She was initially suspect...

journal_title：Radiology

authors： Davarpanah AH,Eberhardt LW

更新日期：2020-10-01 00:00:00

abstract：PURPOSE:To retrospectively compare fusion fluorine 18 fluorodeoxyglucose (FDG) positron emission tomographic (PET)/computed tomographic (CT) imaging with CT imaging alone in the evaluation of yttrium 90 ((90)Y)-ibritumomab tiuxetan radioimmunotherapy treatment of B-cell non-Hodgkin lymphoma. MATERIALS AND METHODS:This...

journal_title：Radiology

authors： Ulaner GA,Colletti PM,Conti PS

更新日期：2008-03-01 00:00:00

abstract：PURPOSE:To quantitatively evaluate and validate a two-phase helical computed tomographic (CT) protocol for evaluation of pancreatic tumors. MATERIALS AND METHODS:Twenty-seven patients with pathologically proved pancreatic adenocarcinomas prospectively underwent two-phase CT examination with helical acquisition during ...

journal_title：Radiology

authors： Lu DS,Vedantham S,Krasny RM,Kadell B,Berger WL,Reber HA

更新日期：1996-06-01 00:00:00

abstract：PURPOSE:To prospectively assess the effect of including or excluding endocardial trabeculae in left ventricular (LV) measurements and the reproducibility of these measurements at cine cardiovascular magnetic resonance (MR) imaging with true fast imaging with steady-state precession (FISP). MATERIALS AND METHODS:The st...

journal_title：Radiology

authors： Papavassiliu T,Kühl HP,Schröder M,Süselbeck T,Bondarenko O,Böhm CK,Beek A,Hofman MM,van Rossum AC

更新日期：2005-07-01 00:00:00

abstract：PURPOSE:To describe localization studies in nine patients with ectopic parathyroid adenomas in the aortopulmonary window. MATERIALS AND METHODS:Nine patients with ectopic parathyroid tissue (eight adenomas, one hyperplastic gland) in the aortopulmonary window were examined with ultrasound (US), computed tomography (CT...

journal_title：Radiology

authors： Doppman JL,Skarulis MC,Chen CC,Chang R,Pass HI,Fraker DL,Alexander HR,Niederle B,Marx SJ,Norton JA,Wells SA,Spiegel AM

更新日期：1996-11-01 00:00:00

abstract：:Nine patients who had acute and subacute stroke were examined by nuclear magnetic resonance (NMR) using a 6-MHz Bruker Instruments proton scanner. A modified Carr-Purcell-Meiboom-Gill pulse sequence was used for signal detection. The resultant string of spin-echoes was Fourier transformed into projections that were su...

journal_title：Radiology

authors： Bryan RN,Willcott MR,Schneiders NJ,Ford JJ,Derman HS

更新日期：1983-10-01 00:00:00

abstract：:The authors retrospectively analyzed clinical records to determine the safety and complication rate of percutaneous ethanol ablation therapy with more than 10 mL of ethanol administered per session for treatment of malignant hepatic tumors. Ten patients underwent a total of 35 sessions with 10 mL or more of ethanol, a...

journal_title：Radiology

authors： Redvanly RD,Chezmar JL,Strauss RM,Galloway JR,Boyer TD,Bernardino ME

更新日期：1993-07-01 00:00:00

abstract：PURPOSE:To evaluate the frequency of the supraacetabular fossa (SAF) (pseudodefect of acetabular cartilage) at magnetic resonance (MR) arthrography of the hip and to compare the MR findings with those from arthroscopy. MATERIALS AND METHODS:All patients gave written permission for anonymized use of their medical data ...

journal_title：Radiology

authors： Dietrich TJ,Suter A,Pfirrmann CW,Dora C,Fucentese SF,Zanetti M

更新日期：2012-05-01 00:00:00

abstract：:We attempted to use hand-held, high-resolution breast sonography to localize for biopsy 11 solid, nonpalpable lesions detected by mammography. Using sonography, we identified and localized only one of four lesions presenting as poorly defined masses and only one of seven lesions presenting as clusters of tiny calcific...

journal_title：Radiology

authors： Weber WN,Sickles EA,Callen PW,Filly RA

更新日期：1985-06-01 00:00:00