Pulmonary embolism: interobserver agreement in the interpretation of conventional angiographic and DSA images in patients with nondiagnostic lung scan results.

abstract：:Five infants with intrathoracic transdiaphragmatic duplication cysts are presented. Diagnosis was possible from the combination of several features on plain chest radiographs: (a) right-sided cystic areas lying posteriorly in the chest, (b) lower cervical or upper dorsal spinal dysraphism, and (c) unusual gas collecti...

journal_title：Radiology

authors： Hall CM

更新日期：1979-06-01 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：:With echo-planar magnetic resonance (MR) imaging, the authors measured the intrinsic pulsatile motion of brain parenchyma. Phase-sensitive, electrocardiography-gated, two-dimensional cine images were acquired throughout the cardiac cycle by using a spin-echo, blipped echo-planar MR pulse sequence. Transverse and coron...

journal_title：Radiology

authors： Poncelet BP,Wedeen VJ,Weisskoff RM,Cohen MS

更新日期：1992-12-01 00:00:00

abstract：PURPOSE:To assess the benefit of adding diffusion-weighted (DW) imaging to gadoxetic acid-enhanced magnetic resonance (MR) imaging and MR cholangiopancreatography in the preoperative evaluation of hilar cholangiocarcinoma. MATERIALS AND METHODS:The institutional review board approved this retrospective study and waive...

journal_title：Radiology

authors： Park MJ,Kim YK,Lim S,Rhim H,Lee WJ

更新日期：2014-03-01 00:00:00

abstract：:T1-weighted magnetic resonance (MR) images of the pituitary gland and sella turcica routinely demonstrate a region of high signal intensity in the neurohypophysis. High-resolution MR imaging studies of the sella turcica in 200 subjects with a normal or abnormal sella were analyzed. The hyperintensity was found in the ...

journal_title：Radiology

authors： Colombo N,Berry I,Kucharczyk J,Kucharczyk W,de Groot J,Larson T,Norman D,Newton TH

更新日期：1987-11-01 00:00:00

abstract：:Exposure values for a whole-body CT scanner, obtained from a room protection survey covering one month (119 patients), are reported. It was found that weekly exposures could be expected to be in the range of 350-750 mR/week for a daily load of 12 patients. The h.v.l. of gypsum board, lead, and plate glass at this radi...

journal_title：Radiology

authors： Gross GP,McCullough EC

更新日期：1977-03-01 00:00:00

abstract：:Angiographic ablation of parathyroid adenomas with ionic contrast material was performed in 24 patients with persistent hyperparathyroidism who had undergone at least one prior unsuccessful surgical resection; 23 had mediastinal adenomas. The success rate was 83% at 1 month after ablation and 71% at both 5 and 9 years...

journal_title：Radiology

authors： Miller DL,Doppman JL,Chang R,Simmons JT,O'Leary TJ,Norton JA,Spiegel AM,Marx SJ,Aurbach GD

更新日期：1987-12-01 00:00:00

abstract：PURPOSE:To define the beneficial and detrimental effects of adding exercise to direct magnetic resonance (MR) shoulder arthrography. MATERIALS AND METHODS:Direct, intraarticular, gadolinium arthrography of the shoulder was performed in 41 patients, who underwent 1.5-T MR imaging before and after 1 minute of arm swingi...

journal_title：Radiology

authors： Brenner ML,Morrison WB,Carrino JA,Nusser CA,Sanders TG,Howard RF,Meier P

更新日期：2000-05-01 00:00:00

abstract：:History A 47-year-old Sudanese man without a known remarkable medical history presented to the emergency department for a syncopal episode. The patient denied chest pain, dyspnea, focal weakness, or prior similar episodes. He was originally from north Sudan and eventually moved to Saudi Arabia, where he worked as a fa...

journal_title：Radiology

authors： Handran CB,Hurwitz Koweek LM,Mammarappallil JG

更新日期：2019-10-01 00:00:00

abstract：:The sonographic appearances of primary non-Hodgkin lymphoma developing in the porta hepatis in three patients soon after hepatic transplantation were reviewed. The lymphomas appeared as large hypoechoic masses encasing vital portal structures--the hepatic artery and the common bile duct--in all three cases and displac...

journal_title：Radiology

authors： Moody AR,Wilson SR,Greig PD

更新日期：1992-03-01 00:00:00

abstract：:Purpose To compare low- versus high-frequency ultrasonographic (US) elastography for detection of steatohepatitis in rats by using histopathologic findings as the reference standard. Materials and Methods Between March and September 2014, after receiving approval from the institutional animal care committee, 60 male S...

journal_title：Radiology

authors： Kazemirad S,Zhang E,Nguyen BN,Bodson-Clermont P,Destrempes F,Trudel D,Cloutier G,Tang A

更新日期：2017-03-01 00:00:00

abstract：PURPOSE:To evaluate transcatheter arterial embolization in patients with hepatocellular carcinoma, portal vein tumor thrombus, and arterioportal shunts. MATERIALS AND METHODS:Ten patients with hepatocellular carcinoma, portal vein tumor thrombus, and severe arterioportal shunting were identified; in these patients, po...

journal_title：Radiology

authors： Furuse J,Iwasaki M,Yoshino M,Konishi M,Kawano N,Kinoshita T,Ryu M,Satake M,Moriyama N

更新日期：1997-09-01 00:00:00

abstract：PURPOSE:To analyze sonographic imaging features of renal collecting systems, ureters, and bladder in 32 children after endoscopic treatment of vesicoureteral reflux with autologous chondrocytes and to determine whether any features are associated with persistent reflux. MATERIALS AND METHODS:Sonograms obtained at mean...

journal_title：Radiology

authors： Paltiel HJ,Diamond DA,Zurakowski D,Drubach LA,Atala A

更新日期：2004-08-01 00:00:00

abstract：:Although some cerebral vascular malformations are angiographically occult, the correct diagnosis may be suggested by their appearance on computed tomography (CT). The authors advise caution in assuming that angiographically avascular lesions which show contrast enhancement on CT represent neoplasms rather than vascula...

journal_title：Radiology

authors： Kramer RA,Wing SD

更新日期：1977-06-01 00:00:00

abstract：PURPOSE:To correlate intravoxel incoherent motion (IVIM) diffusion-weighted imaging (DWI) parameters with the enhancement patterns of bone marrow and focal lesion obtained on whole-body (WB) dynamic contrast agent-enhanced (DCE) magnetic resonance (MR) images in patients with stage-III multiple myeloma (MM) before and ...

journal_title：Radiology

authors： Bourillon C,Rahmouni A,Lin C,Belhadj K,Beaussart P,Vignaud A,Zerbib P,Pigneur F,Cuenod CA,Bessalem H,Cavet M,Boutekadjirt A,Haioun C,Luciani A

更新日期：2015-12-01 00:00:00

abstract：:Pressures were measured in the graft and the central vein during 104 consecutive angiographic examinations of failing hemodialysis grafts. Stenosis severity greater than 40% led to a statistically significant rise in graft pressure. In grafts in which all stenoses were of 40% or less severity, the systolic pressures i...

journal_title：Radiology

authors： Sullivan KL,Besarab A,Bonn J,Shapiro MJ,Gardiner GA Jr,Moritz MJ

更新日期：1993-03-01 00:00:00

abstract：:To avoid the disadvantages associated with use of the traditional percutaneous transhepatic cholangiography (PTC) needle in ultrasonically guided percutaneous ethanol injection therapy (PEIT) for hepatocellular carcinoma, the authors developed a needle with a three-sided tip and three holes within 3 mm of the tip. In ...

journal_title：Radiology

authors： Akamatsu K,Miyauchi S,Ito Y,Ohkubo K,Maruyama M

更新日期：1993-01-01 00:00:00

abstract：:In a series of 30 patients, barium enema examination of the colon was performed via a remote controlled air and contrast media inflator. With this apparatus, introduction and elimination of air and barium into the colon can be accomplished at a freely adjustable rate of injection by remote control. Fluoroscopy time is...

journal_title：Radiology

authors： Hisamichi S,Masuda Y,Shirane A,Sugawara N,Gomi T,Oshiba S

更新日期：1977-11-01 00:00:00

abstract：PURPOSE:To determine whether intraductal perfusion with chilled saline reduces thermal injury to bile ducts during radiofrequency (RF) ablation. MATERIALS AND METHODS:In swine, anesthesia was induced and the common bile duct was surgically cannulated with a pediatric feeding tube. RF thermal lesions were created adjac...

journal_title：Radiology

authors： Raman SS,Aziz D,Chang X,Ye M,Sayre J,Lassman C,Lu DS

更新日期：2004-07-01 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：PURPOSE:To examine geographic variation in providers' use of diagnostic imaging to identify potential targets for quality improvement initiatives after adjusting for imaging referral across hospital referral regions (HRRs). MATERIALS AND METHODS:Using two Centers for Medicare and Medicaid Services datasets, the author...

journal_title：Radiology

authors： Ip IK,Raja AS,Seltzer SE,Gawande AA,Joynt KE,Khorasani R

更新日期：2015-06-01 00:00:00

abstract：:Purpose To compare long-term graft and patient survival after percutaneous angioplasty (PTA) or stent placement for transplant renal artery stenosis (TRAS) with a control cohort without TRAS. Materials and Methods This is a retrospective matched cohort study of 41 patients (median age, 49 years; range, 18-72 years), i...

journal_title：Radiology

authors： Patel U,Kumar S,Johnson OW,Jeon JH,Das R

更新日期：2019-02-01 00:00:00

abstract：PURPOSE:To evaluate and compare findings for thoracic aortic disease with three black-blood magnetic resonance (MR) pulse sequences: half-Fourier rapid acquisition with relaxation enhancement (RARE), with and without electrocardiographic (ECG) triggering, and ECG-triggered turbo spin echo (SE). MATERIALS AND METHODS:A...

journal_title：Radiology

authors： Stemerman DH,Krinsky GA,Lee VS,Johnson G,Yang BM,Rofsky NM

更新日期：1999-10-01 00:00:00

abstract：PURPOSE:To retrospectively analyze radiation dose data for six common venous access procedures. MATERIALS AND METHODS:Institutional review board approval was obtained for this HIPAA-compliant study; informed consent was not required. Data review was limited to a quality assurance database. Patient medical records were...

journal_title：Radiology

authors： Storm ES,Miller DL,Hoover LJ,Georgia JD,Bivens T

更新日期：2006-03-01 00:00:00

abstract：PURPOSE:To evaluate clinically suspected Morton neuroma with contrast material-enhanced magnetic resonance (MR) images. MATERIALS AND METHODS:Fifteen patients with clinically suspected Morton neuroma underwent examination with conventional T1- and T2-weighted MR imaging and a combination of fat suppression and adminis...

journal_title：Radiology

authors： Terk MR,Kwong PK,Suthar M,Horvath BC,Colletti PM

更新日期：1993-10-01 00:00:00

abstract：:One hundred fifty-four patients with stenosis of the iliac artery underwent percutaneous transluminal angioplasty (PTA). These patients were followed for 1-7 years. The long-term results of the PTAs were analyzed by computer, and life tables were generated for dilatations of the iliac arteries with unimpaired flow and...

journal_title：Radiology

authors： van Andel GJ,van Erp WF,Krepel VM,Breslau PJ

更新日期：1985-08-01 00:00:00

abstract：:The effect of nuclear magnetic resonance (NMR) imaging on six representative cardiac pacemakers was studied. The results indicate that the threshold for initiating the asynchronous mode of a pacemaker is 17 gauss. Radiofrequency levels are present in an NMR unit and may confuse or possibly inhibit demand pacemakers, a...

journal_title：Radiology

authors： Pavlicek W,Geisinger M,Castle L,Borkowski GP,Meaney TF,Bream BL,Gallagher JH

更新日期：1983-04-01 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：:Although infrequent, esophageal rupture is a serious complication of pneumatic dilatation for the treatment of achalasia. Because of an experience with delayed recognition of esophageal perforation in a patient with achalasia, we now examine the esophagus using a water-soluble contrast medium immediately following eve...

journal_title：Radiology

authors： Stewart ET,Miller WN,Hogan WJ,Dodds WJ

更新日期：1979-03-01 00:00:00

abstract：:An asymptomatic hemorrhagic renal cyst was benign at angiography, nephrotomography, cystography, and cytologic examination. Malignancy was found at surgery. Malignancy cannot be excluded in a hemorrhagic cyst which is benign by all other criteria. ...

journal_title：Radiology

authors： Burstein J,Woodside JR

更新日期：1977-06-01 00:00:00