Preshaped catheters for percutaneous transaxillary selective coronary arteriography.

abstract：PURPOSE:To assess retrospectively the incidence, clinical features, and treatment of colonic perforation at computed tomographic (CT) colonography in a large multicenter cohort. MATERIALS AND METHODS:The study was performed in accordance with the institutional ethics committees' requirements of a retrospective review ...

journal_title：Radiology

authors： Sosna J,Blachar A,Amitai M,Barmeir E,Peled N,Goldberg SN,Bar-Ziv J

更新日期：2006-05-01 00:00:00

abstract：PURPOSE:To compare anatomic alignment between morphologic and positron emission tomography (PET) images acquired in the abdomen and pelvis by using simultaneous magnetic resonance (MR)/PET, PET/computed tomography (CT), and retrospective MR/PET fusion and to compare alignment between MR and PET in simultaneous and sequ...

journal_title：Radiology

authors： Brendle CB,Schmidt H,Fleischer S,Braeuning UH,Pfannenberg CA,Schwenzer NF

更新日期：2013-07-01 00:00:00

abstract：:Few reports have described the nature of the appearance of nonacute subdural hematoma on magnetic resonance (MR) images. The authors analyzed MR images in 39 cases of nonacute subdural hematoma and subdural effusion by measuring in vitro proton relaxation times and the biochemical variables of hematoma fluids. T1 beca...

journal_title：Radiology

authors： Ebisu T,Naruse S,Horikawa Y,Tanaka C,Higuchi T

更新日期：1989-05-01 00:00:00

abstract：PURPOSE:To review the mammographic features of screening interval breast cancers and to compare the tumor size, histologic grade, and lymph node involvement with those in screening-detected and unscreened symptomatic cancers. MATERIALS AND METHODS:Screening mammography was performed in 72,773 women aged 50-64 years. N...

journal_title：Radiology

authors： Burrell HC,Sibbering DM,Wilson AR,Pinder SE,Evans AJ,Yeoman LJ,Elston CW,Ellis IO,Blamey RW,Robertson JF

更新日期：1996-06-01 00:00:00

abstract：PURPOSE:To compare open-magnet magnetic resonance (MR) imaging performed with the patient sitting with dynamic closed-magnet MR imaging of the pelvic floor performed with the patient supine. MATERIALS AND METHODS:Thirty-eight patients underwent dynamic 1.5-T closed-magnet pelvic floor MR imaging while in the supine po...

journal_title：Radiology

authors： Bertschinger KM,Hetzer FH,Roos JE,Treiber K,Marincek B,Hilfiker PR

更新日期：2002-05-01 00:00:00

abstract：:Purpose To evaluate the normal biodistribution and kinetics of (S)-4-(3-[18F]fluoropropyl)-l-glutamic acid ((18)F FSPG) in healthy volunteers and to compare (18)F FSPG mean and maximum standardized uptake values (SUVmean and SUVmax, respectively) with those of (18)F fluorodeoxyglucose (FDG) across a variety of organs....

journal_title：Radiology

authors： Mosci C,Kumar M,Smolarz K,Koglin N,Stephens AW,Schwaiger M,Gambhir SS,Mittra ES

更新日期：2016-06-01 00:00:00

abstract：:The authors used a gantry tilt of 20 degrees in five patients to allow fine-needle aspiration biopsy of peripheral pulmonary lesions that were difficult to approach with a vertical alignment because of overlying ribs. This method allowed a direct approach to the lesion in all five cases, with the entire needle path vi...

journal_title：Radiology

authors： Stern EJ,Webb WR,Gamsu G

更新日期：1993-06-01 00:00:00

abstract：:Four new cases of scimitar syndrome illustrate the complex derangement of the right lung architecture. Computed tomography (CT) helped in demonstrating the hyparterial relationship of the right bronchus to the pulmonary artery, the course and termination of the scimitar vein, the mediastinal shift, unusual fissures, a...

journal_title：Radiology

authors： Godwin JD,Tarver RD

更新日期：1986-04-01 00:00:00

abstract：:Purpose To perform an intra-animal comparison between (a) three-dimensional (3D) molecularly targeted ultrasonography (US) by using clinical-grade vascular endothelial growth factor receptor 2 (VEGFR2)-targeted microbubbles and (b) 3D dynamic contrast material-enhanced (DCE) US by using nontargeted microbubbles for as...

journal_title：Radiology

authors： Wang H,Lutz AM,Hristov D,Tian L,Willmann JK

更新日期：2017-02-01 00:00:00

abstract：PURPOSE:To report the authors' initial experience in treating patients with wide-neck aneurysms with assistance from a recently developed neck-bridge device (TriSpan; Target Therapeutics/Boston Scientific, Fremont, Calif). MATERIALS AND METHODS:Twenty-five patients were examined. Aneurysms were most frequently at the ...

journal_title：Radiology

authors： Raymond J,Guilbert F,Roy D

更新日期：2001-11-01 00:00:00

abstract：PURPOSE:To quantify cephalocaudal gradient of lung inflation in acute lung injury in a dog model in prone versus supine position. MATERIALS AND METHODS:Experiments were performed in accordance with Guide for the Care and Use of Laboratory Animals, as approved by National Research Council (National Institutes of Health...

journal_title：Radiology

authors： Lee HJ,Im JG,Goo JM,Kim YI,Lee MW,Ryu HG,Bahk JH,Yoo CG

更新日期：2005-01-01 00:00:00

abstract：:The goals of reconstructive surgery for scaphoid fracture nonunions include restoration of normal scaphoid length and shape by use of the contralateral scaphoid bone as a geometric model. A literature search revealed limited documentation of normal biometric measurements and no validation of scaphoid anatomic symmetry...

journal_title：Radiology

authors： Smith DK

更新日期：1993-04-01 00:00:00

abstract：:Background Management of abdominal branches associated with Stanford type B aortic dissection is controversial without definite criteria for therapy after thoracic endovascular aortic repair (TEVAR). This is in part due to lack of data on natural history related to branch vessels and their relationship with the dissec...

journal_title：Radiology

authors： Iwakoshi S,Dake MD,Irie Y,Katada Y,Sakaguchi S,Hongo N,Oji K,Fukuda T,Matsuda H,Kawasaki R,Taniguchi T,Motoki M,Hagihara M,Kurimoto Y,Morikage N,Nishimaki H,Sueyoshi E,Inoue K,Shimizu H,Ideta I,Higashigawa T,Ike

更新日期：2020-02-01 00:00:00

abstract：:Extracranial applications of diffusion-weighted (DW) magnetic resonance (MR) imaging are gaining increasing importance, including in head and neck radiology. The main indications for performing DW imaging in this relatively small but challenging region of the body are tissue characterization, nodal staging, therapy mo...

journal_title：Radiology

authors： Thoeny HC,De Keyzer F,King AD

更新日期：2012-04-01 00:00:00

abstract：:To reduce radiation exposure to patients and staff during neurointerventional procedures, region-of-interest (ROI) techniques were used with fluoroscopy, road mapping, and digital subtraction angiography in 19 patients. ROI filters, made of multiple layers of gadolinium, were attached to the collimators. Patient skin ...

journal_title：Radiology

authors： Rudin S,Guterman LR,Granger WE,Bednarek DR,Hopkins LN

更新日期：1996-06-01 00:00:00

abstract：:Cranial magnetic resonance (MR) imaging was performed in 38 pregnant and postpartum women and 30 nonpregnant age-matched control subjects to establish standards for pituitary gland size and shape during this period. Gland height and infundibulum width were measured on midline T1-weighted sagittal images. Gland convexi...

journal_title：Radiology

authors： Elster AD,Sanders TG,Vines FS,Chen MY

更新日期：1991-11-01 00:00:00

abstract：PURPOSE:To analyze the results of round 1 of the population-based Valencia Breast Cancer Screening Program. MATERIALS AND METHODS:In this program, 78,224 (72.98%) of the 107,178 women invited (aged 45-65 years) underwent screening. Complementary views were obtained in 5,771 women (7.38%). Among the total population st...

journal_title：Radiology

authors： Vizcaíno I,Salas D,Vilar JS,Ruiz-Perales F,Herranz C,Ibáñez J

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:To retrospectively review imaging characteristics of indeterminate computed tomographic (CT) pulmonary angiograms for pulmonary embolism (PE) and patient outcome. MATERIALS AND METHODS:Investigational review board approval was obtained, informed consent was waived, and the study was HIPAA compliant. Retrospect...

journal_title：Radiology

authors： Jones SE,Wittram C

更新日期：2005-10-01 00:00:00

abstract：:Eccentric muscular actions involve the forced lengthening or stretching of muscles and tend to produce exertional injuries. This study used magnetic resonance (MR) imaging to serially evaluate muscles in five healthy, untrained subjects who performed exhaustive biceps exercise by doing isolated eccentric and concentri...

journal_title：Radiology

authors： Shellock FG,Fukunaga T,Mink JH,Edgerton VR

更新日期：1991-06-01 00:00:00

abstract：:Prototype surface coil magnetic resonance (MR) images were obtained from phantoms and 42 subjects at 0.6 T to assess the feasibility of imaging relatively deep abdominal structures. Surface coil images demonstrated a two- to fourfold improvement in signal-to-noise ratio (SNR) when compared with whole-body coil images ...

journal_title：Radiology

authors： Edelman RR,McFarland E,Stark DD,Ferrucci JT Jr,Simeone JF,Wismer G,White EM,Rosen BR,Brady TJ

更新日期：1985-11-01 00:00:00

abstract：:Spherical harmonics (SH) were used to approximate the volume and three-dimensional geometry of multiple sclerosis (MS) lesions in deceased patients. The institutional ethical committee does not require its approval for studies involving pathologic specimens. Pathologic findings were used as the reference standard. In ...

journal_title：Radiology

authors： Goldberg-Zimring D,Shalmon B,Zou KH,Azhari H,Nass D,Achiron A

更新日期：2005-06-01 00:00:00

abstract：:Abdominal computed tomography (CT) scans of 55 patients who had ingested Gastrografin (meglumine diatrizoate and diatrizoate sodium) diluted to 2% with tap water and flavored with a commercial fruit juice base were reviewed. Twenty patients (36%) demonstrated intraluminal precipitation of Gastrografin shown by focal a...

journal_title：Radiology

authors： Ball DS,Radecki PD,Friedman AC,Caroline DF,Mayer DP

更新日期：1986-01-01 00:00:00

abstract：:The rationale for prebiopsy and preoperative irradiation in a multimodal approach to treatment of osteosarcoma is presented. Six patients with osteosarcoma underwent preoperative irradiation, amputation, and elective chemotherapy. Five of these also received prebiopsy irradiation: three survive without metastases at 2...

journal_title：Radiology

authors： Munzenrider JE,Emami B,Tchakarova I,Necheles TF,Banks HH,Paradelo JC,Oh WH

更新日期：1977-11-01 00:00:00

abstract：PURPOSE:To evaluate use of the transjugular intrahepatic portosystemic shunt (TIPS) as a nonsurgical approach for the management of Budd-Chiari syndrome (BCS). MATERIALS AND METHODS:Twelve patients with fulminant (n = 2), subacute (n = 5), or chronic (n = 5) BCS underwent TIPS placement. Hepatic venous obstruction was...

journal_title：Radiology

authors： Blum U,Rössle M,Haag K,Ochs A,Blum HE,Hauenstein KH,Astinet F,Langer M

更新日期：1995-12-01 00:00:00

abstract：:There is a trend in the United States toward the performance of vascular and interventional radiology procedures by nonradiologists. A survey was conducted of 2.069 U.S. radiologists to define better the current status of and gather opinions on the future of vascular and interventional radiology. A total of 715 (35%) ...

journal_title：Radiology

authors： Smith TP,Cragg AH,Berbaum KS

更新日期：1989-03-01 00:00:00

abstract：:The difficulty of demonstrating lesions near the chest wall is one source of error in mammography. A mediolateral xeroradiograph of the breast which images the chest wall was added to the routine mediolateral and cephalocaudal film-screen projections to minimize this problem. In one case, a posterior breast lesion was...

journal_title：Radiology

authors： Bassett LW,Pagani JJ,Gold RH

更新日期：1980-09-01 00:00:00

abstract：:A transhepatic computed-tomographic-guided biopsy of a right adrenal mass is described. This method is simpler to perform than the usual posterior biopsy carried out with the patient prone and is less likely to cause a complicating pneumothorax. In seven of eight patients with right adrenal masses, adrenal tissue was ...

journal_title：Radiology

authors： Price RB,Bernardino ME,Berkman WA,Sones PJ Jr,Torres WE

更新日期：1983-08-01 00:00:00

abstract：PURPOSE:To evaluate the ability of magnetization transfer (MT) contrast-prepared magnetic resonance (MR) imaging to help distinguish healthy from cirrhotic liver by using a spectrum of MT pulse frequency offsets. MATERIALS AND METHODS:This HIPAA-compliant prospective study was approved by the institutional review boar...

journal_title：Radiology

authors： Rosenkrantz AB,Storey P,Gilet AG,Niver BE,Babb JS,Hajdu CH,Lee VS

更新日期：2012-01-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the technical feasibility of both high-spatial-resolution and time-resolved contrast material-enhanced magnetic resonance (MR) angiography of the pulmonary circulation at 3.0 T. MATERIALS AND METHODS:All examinations were HIPAA compliant. After institutional review board approval and ...

journal_title：Radiology

authors： Nael K,Michaely HJ,Kramer U,Lee MH,Goldin J,Laub G,Finn JP

更新日期：2006-09-01 00:00:00

abstract：:The authors reviewed 55 failed total condylar knee replacements, correlating the radiographic and surgical findings at removal or revision. Failure was due to infection in 20 cases, mechanical loosening in 18, instability without loosening in 10, malalignment without loosening in 4, a supracondylar fracture in 2, and ...

journal_title：Radiology

authors： Schneider R,Abenavoli AM,Soudry M,Insall J

更新日期：1984-08-01 00:00:00