CT guidance for percutaneous gastrostomy and gastroenterostomy.

abstract：:A case of actinomycosis involving the pelvic cavity is reported. The patient had a pelvic mass clinically and radiographically. Barium enema examination showed a mass with extrinsic compression and fixed narrowing of the rectum with mucosal irregularity. A computed tomographic scan showed a pelvic mass displacing the ...

journal_title：Radiology

authors： Maloney JJ,Cho SR

更新日期：1983-08-01 00:00:00

abstract：PURPOSE:To retrospectively determine the frequency of diaphragmatic injury when percutaneous hepatic radiofrequency (RF) ablation is performed adjacent to the diaphragm. MATERIALS AND METHODS:Institutional Review Board approval was obtained for our HIPAA-compliant study. Informed consent for the ablation procedure and...

journal_title：Radiology

authors： Head HW,Dodd GD 3rd,Dalrymple NC,Prasad SR,El-Merhi FM,Freckleton MW,Hubbard LG

更新日期：2007-06-01 00:00:00

abstract：:Ten patients suspected of having cervical carcinoma underwent magnetic resonance (MR) imaging before and after opacification of the vagina with a mixture of barium, water, and maltodextrin/calcium lactate. Use of vaginal contrast medium resulted in improved visualization of the vaginal wall, lumen, and fornices in all...

journal_title：Radiology

authors： Van Hoe L,Vanbeckevoort D,Oyen R,Itzlinger U,Vergote I

更新日期：1999-11-01 00:00:00

abstract：PURPOSE:To determine if follow-up computed tomography (CT) after definitive radiation therapy for laryngeal or hypopharyngeal (laryngopharyngeal) carcinoma allows the detection of local failure earlier than clinical examination alone. MATERIALS AND METHODS:Pre- and post-radiation therapy follow-up CT scans in 66 patie...

journal_title：Radiology

authors： Hermans R,Pameijer FA,Mancuso AA,Parsons JT,Mendenhall WM

更新日期：2000-03-01 00:00:00

abstract：:To investigate spatial resolution requirements for digitized portal images in radiation therapy, observer performance tests were performed. One hundred twenty portal images were digitized with sampling frequencies of 0.700, 0.350, and 0.175 mm for observation. Receiver operating characteristic analysis was used to det...

journal_title：Radiology

authors： Okajima K,Nagata Y,Mitsumori M,Ishigaki T,Kimura I,Nakano Y,Minato K,Komori M,Sato K,Takahashi T

更新日期：1992-05-01 00:00:00

abstract：:Tisseel, a fibrin sealant not approved for use in the United States, was tested in abdominal fistulas and sinuses (13 patients) and interventional biliary procedures (11 patients). The two components of Tisseel were introduced via a double-lumen catheter and formed a fibrin gel at the point of contact. Tracts were sea...

journal_title：Radiology

authors： Brady AP,Malone DE,Deignan RW,O'Donovan N,McGrath FP

更新日期：1995-08-01 00:00:00

abstract：:An overview of current air-contrast stomach examination techniques is offered: (a) Hampton's technique which does not use distension; (b) the Japanese method which utilizes the relaxant drug Buscopan, good distension, and much patient rotation; (c) a third method in which no drugs are used but more distension is obtai...

journal_title：Radiology

authors： Miller RE

更新日期：1975-12-01 00:00:00

abstract：:Significant structural and mechanical differences exist between the titanium and stainless steel versions of the Greenfield filter (GF). The titanium GF has a longer leg length (49 mm vs 43 mm), a greater span (38.5 mm vs 28.0 mm), and a larger hook angle (41 degrees vs 23.5 degrees). In vitro tests demonstrated appro...

journal_title：Radiology

authors： Teitelbaum GP,Jones DL,van Breda A,Matsumoto AH,Fellmeth BD,Chespak LW,Barth KH

更新日期：1989-12-01 00:00:00

abstract：PURPOSE:To evaluate the usefulness of T2-weighted fast spin-echo magnetic resonance (MR) imaging with a 512 x 256 matrix for assessment of the preoperative stage of endometrial carcinoma. MATERIALS AND METHODS:Twenty-eight women with histopathologically proved endometrial carcinoma underwent preoperative T2-weighted f...

journal_title：Radiology

authors： Takahashi S,Murakami T,Narumi Y,Kurachi H,Tsuda K,Kim T,Enomoto T,Tomoda K,Miyake A,Murata Y,Nakamura H

更新日期：1998-02-01 00:00:00

abstract：PURPOSE:To determine the diagnostic accuracy of ultrasonographically (US) and stereotactically guided fine-needle aspiration biopsy (FNAB) in the diagnosis of nonpalpable breast lesions. MATERIALS AND METHODS:At 18 institutions, 442 women who underwent 22-25-gauge imaging-guided FNAB were enrolled. Definitive surgical...

journal_title：Radiology

authors： Pisano ED,Fajardo LL,Caudry DJ,Sneige N,Frable WJ,Berg WA,Tocino I,Schnitt SJ,Connolly JL,Gatsonis CA,McNeil BJ

更新日期：2001-06-01 00:00:00

abstract：PURPOSE:To investigate the utility of diffusion-weighted (DW) imaging in distinguishing bland thrombus from neoplastic thrombus in the portal vein in patients with hepatocellular carcinoma (HCC). MATERIALS AND METHODS:In this retrospective institutional review board-approved HIPAA-complaint study, the imaging results ...

journal_title：Radiology

authors： Catalano OA,Choy G,Zhu A,Hahn PF,Sahani DV

更新日期：2010-01-01 00:00:00

abstract：:Computed tomography (CT) was compared with chest radiography in the assessment of disease severity in 27 patients with sarcoidosis. The CT scans and radiographs were each read twice by two independent observers. Disease extent was assessed on CT scans by visual scoring (0%-100% involvement of the lung parenchyma) and ...

journal_title：Radiology

authors： Müller NL,Mawson JB,Mathieson JR,Abboud R,Ostrow DN,Champion P

更新日期：1989-06-01 00:00:00

abstract：PURPOSE:To investigate if abnormal early contrast enhancement of the aorta and decreased attenuation of pulmonary arteries at deep-inspiration spiral computed tomographic (CT) angiography might be caused by a patent foramen ovale (PFO). MATERIALS AND METHODS:Two hundred forty-four spiral CT angiographic images of the ...

journal_title：Radiology

authors： Henk CB,Grampp S,Linnau KF,Thurnher MM,Czerny C,Herold CJ,Mostbeck GH

更新日期：2003-03-01 00:00:00

abstract：PURPOSE:To analyze asymptomatic adnexal masses at positron emission tomography (PET) with fluorodeoxyglucose (FDG) in correlation with histopathologic findings and evaluate FDG PET for assessing malignancy in comparison with transvaginal B-mode and Doppler ultrasonography (US) and magnetic resonance (MR) imaging. MATE...

journal_title：Radiology

authors： Fenchel S,Grab D,Nuessle K,Kotzerke J,Rieber A,Kreienberg R,Brambs HJ,Reske SN

更新日期：2002-06-01 00:00:00

abstract：:Radiographs and CT images taken during oral cholecystography in dogs were interpreted in an independent, blind fashion by three radiologists on two occasions and visual assessment of gallbladder density compared to the actual CT values. While there was significant intra- and inter-observer variation, the mean scores f...

journal_title：Radiology

authors： Fon GT,Hunter TB,Berk RN,Patton DD,Capp MP

更新日期：1982-07-01 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 evaluate the use, final outcome, and positive biopsy rate of American College of Radiology ultrasonographic (US) Breast Imaging Reporting and Data System (BI-RADS) categories 3, 4, and 5 recommended for breast masses. MATERIALS AND METHODS:At US, consecutive masses, palpable and nonpalpable, categorized as ...

journal_title：Radiology

authors： Raza S,Chikarmane SA,Neilsen SS,Zorn LM,Birdwell RL

更新日期：2008-09-01 00:00:00

abstract：:Twenty-four patients with 29 cerebrovascular malformations were evaluated with a combination of computed tomography (CT), angiography, and magnetic resonance (MR) imaging. Characteristics of the malformations on MR images were reviewed retrospectively, and a comparative evaluation of MR and CT images was made. Of 14 a...

journal_title：Radiology

authors： Kucharczyk W,Lemme-Pleghos L,Uske A,Brant-Zawadzki M,Dooms G,Norman D

更新日期：1985-08-01 00:00:00

abstract：:The CT scans of 18 patients with documented pulmonary septic emboli were reviewed. CT features of septic emboli included multiple peripheral nodules ranging in size from 0.5 to 3.5 cm (15 of 18 patients [83%]), a feeding vessel sign (n = 12; [67%]), cavitation (n = 9; [50%]), wedge-shaped peripheral lesions abutting t...

journal_title：Radiology

authors： Kuhlman JE,Fishman EK,Teigen C

更新日期：1990-01-01 00:00:00

abstract：PURPOSE:To prospectively compare brain magnetic resonance (MR) imaging and hydrogen 1 (1H) MR spectroscopy findings and to use functional MR imaging to explore the patterns of brain activation in men and women with Fabry disease (FD). MATERIALS AND METHODS:Eight men and eight women with FD (mean age, 38.8 years +/- 13...

journal_title：Radiology

authors： Gavazzi C,Borsini W,Guerrini L,Della Nave R,Rocca MA,Tessa C,Buchner S,Belli G,Filippi M,Villari N,Mascalchi M

更新日期：2006-11-01 00:00:00

abstract：:Tarsal navicular stress fractures are a potential source of disabling foot pain in physically active individuals. The diagnosis of tarsal navicular stress fracture requires a high index of clinical and radiographic suspicion because the fracture is only rarely evident on routine radiographs or standard tomograms. The ...

journal_title：Radiology

authors： Pavlov H,Torg JS,Freiberger RH

更新日期：1983-09-01 00:00:00

abstract：PURPOSE:To prospectively assess bone marrow (BM) angiogenesis in patients with acute myeloid leukemia (AML) by using iron oxide-enhanced magnetic resonance (MR) imaging. MATERIALS AND METHODS:The study was institutional ethics committee approved. Informed signed consent was obtained from each study participant. The re...

journal_title：Radiology

authors： Matuszewski L,Persigehl T,Wall A,Meier N,Bieker R,Kooijman H,Tombach B,Mesters R,Berdel WE,Heindel W,Bremer C

更新日期：2007-01-01 00:00:00

abstract：:The authors report a case of fatal aspiration of thick barium during esophagography in a 75-year-old woman. Apparently the patient held much of the barium in her mouth and then aspirated it as she tried to swallow. The authors suggest that thick barium be avoided when fluoroscopy shows that the patient has difficulty ...

journal_title：Radiology

authors： Lareau DG,Berta JW

更新日期：1976-08-01 00:00:00

abstract：UNLABELLED:Ovarian cancer is the most lethal of the gynecologic malignancies. Because ovarian cancer symptoms are subtle and nonspecific, the diagnosis is often delayed until the disease is well advanced. Overall 5-year survival is a rather dismal 50% but can be improved to greater than 90% if the disease is confined t...

journal_title：Radiology

authors： Lutz AM,Willmann JK,Drescher CW,Ray P,Cochran FV,Urban N,Gambhir SS

更新日期：2011-05-01 00:00:00

abstract：PURPOSE:To test an optimized functional magnetic resonance (MR) imaging procedure to depict the motor hand representation area (HRA) in patients with epilepsy lesions near the central sulcus. MATERIALS AND METHODS:Fast low-angle shot MR imaging was performed with an oblique single-section imaging technique in eight co...

journal_title：Radiology

authors： Achten E,Jackson GD,Cameron JA,Abbott DF,Stella DL,Fabinyi GC

更新日期：1999-02-01 00:00:00

abstract：:A retrospective study involving 498 women with a total of 666 breast lesions was undertaken to determine the relative efficacy of one- and two-view mammography in the follow-up evaluation of "low-suspicion" abnormal mammographic findings. These abnormalities consisted of well-defined masses (47.1%), well-defined punct...

journal_title：Radiology

authors： Datoc PD,Hayes CW,Conway WF,Bosch HA,Neal MP

更新日期：1991-08-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate computed tomographic (CT) findings of immunoglobulin G4 (IgG4)-related disease involving the vascular system. MATERIALS AND METHODS:This study was approved by the institutional review board, and all patients included had consented to the use of their medical records for the purpose ...

journal_title：Radiology

authors： Inoue D,Zen Y,Abo H,Gabata T,Demachi H,Yoshikawa J,Miyayama S,Nakanuma Y,Matsui O

更新日期：2011-11-01 00:00:00

abstract：:Pulmonary angiography is sensitive and specific in the diagnosis of pulmonary thromboembolism, but it remains an invasive procedure. Experience with 1,350 pulmonary angiograms was reviewed to ascertain the incidence, etiologies, and avoidance of complications. There were three deaths, all of which were secondary to co...

journal_title：Radiology

authors： Mills SR,Jackson DC,Older RA,Heaston DK,Moore AV

更新日期：1980-08-01 00:00:00

abstract：:Purpose To determine the impact of nonvascular thoracic magnetic resonance (MR) imaging on the clinical decision making and diagnostic certainty of thoracic surgeons. Materials and Methods Seven thoracic surgeons at Massachusetts General Hospital, an academic quaternary referral hospital, participated in this 2-year, ...

journal_title：Radiology

authors： Ackman JB,Gaissert HA,Lanuti M,Digumarthy SR,Shepard JA,Halpern EF,Wright CD

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:To assess the detection of prostate cancer with contrast material-enhanced transrectal sonography. MATERIALS AND METHODS:Sixty subjects were examined with conventional gray-scale, harmonic gray-scale, and power Doppler sonography. Evaluation was repeated during intravenous infusion of contrast agent. Gray-scal...

journal_title：Radiology

authors： Halpern EJ,Rosenberg M,Gomella LG

更新日期：2001-04-01 00:00:00