Vaginal agenesis: classification by MR imaging.

abstract：:Six opossums were evaluated as a possible animal model of radiation esophagitis. In a single exposure to the esophagus, four animals received 60Co radiation of various doses; two served as controls. Pre- and postirradiation evaluations using fiberoptic endoscopy, mucosal biopsy, barium esophagography, and manometry we...

journal_title：Radiology

authors： Northway MG,Libshitz HI,West JJ,Withers HR,Mukhopadhyay AK,Osborne BM,Szwarc IA,Dodd GD

更新日期：1979-06-01 00:00:00

abstract：:Magnetic resonance (MR) imaging was performed in 58 children aged 1 day to 17 years. In 43 patients with suspected renal abnormalities, the results of MR were compared with those obtained by ultrasonography, computed tomography, or excretory urography. The remaining 15 children with no known renal disease were initial...

journal_title：Radiology

authors： Dietrich RB,Kangarloo H

更新日期：1986-04-01 00:00:00

abstract：:Radiographs, computed tomograms, and radionuclide bone scans were obtained preoperatively in three children with fibromatosis involving the bones and soft tissues of the extremities. Two of the children had identical scar-like bone lesions of the proximal tibia, which, to the authors' knowledge, have not been reported...

journal_title：Radiology

authors： Capusten BM,Azouz EM,Rosman MA

更新日期：1984-09-01 00:00:00

abstract：PURPOSE:To prospectively evaluate accuracy of arterial phase multi-detector row helical computed tomography (CT) for detection and localization of acute massive gastrointestinal (GI) bleeding, with angiography as reference standard. MATERIALS AND METHODS:Institutional review board approved this study; written informed...

journal_title：Radiology

authors： Yoon W,Jeong YY,Shin SS,Lim HS,Song SG,Jang NG,Kim JK,Kang HK

更新日期：2006-04-01 00:00:00

abstract：:The efficacy and safety of two doses of recombinant human tissue-type plasminogen activator (rt-PA) were compared. Forty patients with peripheral arterial occlusions were treated with intraarterial rt-PA. Group A (n = 21) received 0.1 mg/kg/h, and group B (n = 19) received 0.05 mg/kg/h. Infusion durations varied from ...

journal_title：Radiology

authors： Risius B,Graor RA,Geisinger MA,Zelch MG,Lucas FV,Young JR

更新日期：1987-08-01 00:00:00

abstract：:Detection of pulmonary nodules using spin-echo magnetic resonance (MR) imaging was compared with detection using computed tomography (CT). Of the 25 patients studied independently by two radiologists, no lung nodules were detected in 11 (CT or MR), ten had a single nodule, and four had multiple nodules. The lesions no...

journal_title：Radiology

authors： Müller NL,Gamsu G,Webb WR

更新日期：1985-06-01 00:00:00

abstract：:To explore the usefulness of intraluminal ultrasound (US) for diagnostic imaging of the female urethra, 22 female patients with different degrees of urinary incontinence and 10 female patients with normal continence underwent examination by means of a 20-MHz intravascular US system. Contiguous sections were used for t...

journal_title：Radiology

authors： Klein HM,Kirschner-Hermanns R,Lagunilla J,Günther RW

更新日期：1993-04-01 00:00:00

abstract：:Purpose To evaluate glass-fiber-based guidewires that are safe for magnetic resonance (MR) imaging-guided endovascular interventions by using a phantom and an in vivo swine model. Materials and Methods MR imaging-safe guidewires were made from micropultruded glass and/or aramid fibers and epoxy resin with diameters of...

journal_title：Radiology

authors： Massmann A,Buecker A,Schneider GK

更新日期：2017-08-01 00:00:00

abstract：:Purpose To reduce radiotracer requirements for amyloid PET/MRI without sacrificing diagnostic quality by using deep learning methods. Materials and Methods Forty data sets from 39 patients (mean age ± standard deviation [SD], 67 years ± 8), including 16 male patients and 23 female patients (mean age, 66 years ± 6 and ...

journal_title：Radiology

authors： Chen KT,Gong E,de Carvalho Macruz FB,Xu J,Boumis A,Khalighi M,Poston KL,Sha SJ,Greicius MD,Mormino E,Pauly JM,Srinivas S,Zaharchuk G

更新日期：2019-03-01 00:00:00

abstract：PURPOSE:To determine the correlation between the degree of plaque enhancement with contrast agent microbubbles and clinical symptoms in patients with carotid atherosclerotic plaque. MATERIALS AND METHODS:The study was approved by the hospital ethical committee, and informed consent was obtained from all patients. One ...

journal_title：Radiology

authors： Xiong L,Deng YB,Zhu Y,Liu YN,Bi XJ

更新日期：2009-05-01 00:00:00

abstract：:The purpose of this study was to assess the blooming artifacts in ex vivo coronary arteries at multidetector computed tomography (CT) and flat-panel-volume CT by comparing measured areas of calcified plaque with respect to the reference standard of histopathologic findings. Three ex vivo hearts were scanned with multi...

journal_title：Radiology

authors： Sarwar A,Rieber J,Mooyaart EA,Seneviratne SK,Houser SL,Bamberg F,Raffel OC,Gupta R,Kalra MK,Pien H,Lee H,Brady TJ,Hoffmann U

更新日期：2008-10-01 00:00:00

abstract：:Three patients presented with meningitis associated with congenital defects of the inner ear, consisting of a cyst-like cochlea and a short, wide horizontal semicircular canal. The findings were easily identified on routine skull radiographs, alleviating the need for further studies and leading to treatment of the def...

journal_title：Radiology

authors： Sykora GF,Kaufman B,Katz RL

更新日期：1980-05-01 00:00:00

abstract：:Computed tomographic (CT) scans and magnetic resonance (MR) images obtained in 24 patients with cervical lymphadenopathy were retrospectively and blindly evaluated by two readers for the presence of central nodal necrosis (CNN) and extracapsular nodal spread (ENS). The CT studies were all enhanced, and the MR images w...

journal_title：Radiology

authors： Yousem DM,Som PM,Hackney DB,Schwaibold F,Hendrix RA

更新日期：1992-03-01 00:00:00

abstract：:Differences in magnetic resonance (MR) imaging signal-to-noise (S/N) performance between saddle-shaped and solenoidal coils have been postulated. Each coil shape is tied to a particular magnetic field configuration, so that they are not typically interchangeable except in special situations. The solenoidal coil is pre...

journal_title：Radiology

authors： Arakawa M,Crooks LE,McCarten B,Hoenninger JC,Watts JC,Kaufman L

更新日期：1985-01-01 00:00:00

abstract：PURPOSE:To collect up-to-date data in healthy children to create a digital hand atlas (DHA) that can be used to evaluate, on the basis of the Greulich and Pyle atlas method, racial differences in skeletal growth patterns of Asian, African American, white, and Hispanic children in the United States. MATERIALS AND METHO...

journal_title：Radiology

authors： Zhang A,Sayre JW,Vachon L,Liu BJ,Huang HK

更新日期：2009-01-01 00:00:00

abstract：:Percutaneous tunable dye laser lithotripsy was used in two patients to successfully fragment a 2-cm left hepatic duct calculus and a 5-mm main pancreatic duct calculus. Tunable dye laser lithotripsy may prove to be a more effective alternative to mechanical lithotripsy. ...

journal_title：Radiology

authors： Feldman RK,Freeny PC,Kozarek RA

更新日期：1990-03-01 00:00:00

abstract：PURPOSE:To determine whether perfusion-weighted and proton spectroscopic MR imaging can be used to differentiate high-grade primary gliomas and solitary metastases on the basis of differences in vascularity and metabolite levels in the peritumoral region. MATERIALS AND METHODS:Fifty-one patients with a solitary brain ...

journal_title：Radiology

authors： Law M,Cha S,Knopp EA,Johnson G,Arnett J,Litt AW

更新日期：2002-03-01 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：:Background Early stage hepatocellular carcinoma (HCC) is the ideal candidate for resection in patients with preserved liver function; however, cancer will recur in half of these patients and no reliable prognostic tool has been established. Purpose To investigate the effectiveness of radiomic features in predicting tu...

journal_title：Radiology

authors： Ji GW,Zhu FP,Xu Q,Wang K,Wu MY,Tang WW,Li XC,Wang XH

更新日期：2020-03-01 00:00:00

abstract：:Interstitial lymphangiography performed with intradermal injection of a new nonionic dimeric contrast agent was used to examine 34 normal lower extremities and 35 lower extremities with proved lymphedema. An infusion pump was used to inject 2 mL of the contrast agent into the intradermal interdigital space at a rate o...

journal_title：Radiology

authors： Weissleder H,Weissleder R

更新日期：1989-02-01 00:00:00

abstract：:A total of 299 patients with Stage IA-Stage IIB nodal lymphoma treated by irradiation were evaluated for initial reactivation. The abdomen was the major site of reactivation for patients with supradiaphragmatic Hodgkin's disease. The non-Hodgkin's lymphomas reactivated in a variable fashion. Reactivation was prompt fo...

journal_title：Radiology

authors： Knapp WT,Fayos JV

更新日期：1975-12-01 00:00:00

abstract：:Twenty-one bone marrow transplantation (BMT) patients were studied prospectively to determine the prevalence of sonographic hepatobiliary abnormalities and to determine if these abnormalities were associated with hepatic venocclusive disease (VOD). Baseline US was performed in all patients prior to chemoradiation ther...

journal_title：Radiology

authors： Hommeyer SC,Teefey SA,Jacobson AF,Higano CS,Bianco JA,Colacurcio CJ,McDonald GB

更新日期：1992-09-01 00:00:00

abstract：PURPOSE:To evaluate the diagnostic performance of contrast material-enhanced magnetic resonance (MR) angiography for preoperative detection and localization of accessory pudendal arteries (APAs) in patients with prostate cancer. MATERIALS AND METHODS:This prospective study was approved by the institutional review boar...

journal_title：Radiology

authors： Whang SY,Sung DJ,Lee SA,Park BJ,Kim MJ,Cho SB,Kim YH,Cheon J

更新日期：2012-03-01 00:00:00

abstract：:The ability of magnetic resonance (MR) imaging to detect and distinguish various stages of obstruction in the canine kidney was investigated. MR images were obtained at acute, subacute, and chronic stages of experimentally produced hydronephrosis. The renal cortex was distinguished from the renal medulla in the normal...

journal_title：Radiology

authors： Thickman D,Kundel H,Biery D

更新日期：1984-07-01 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：PURPOSE:To compare areas of contrast material enhancement in the prostate at ultrasonography (US) with whole-mount radical prostatectomy specimens to determine if the use of contrast material improves the detection rate of prostate cancer. MATERIALS AND METHODS:Transrectal US was performed in 12 subjects with cancer o...

journal_title：Radiology

authors： Halpern EJ,McCue PA,Aksnes AK,Hagen EK,Frauscher F,Gomella LG

更新日期：2002-02-01 00:00:00

abstract：:Five cases of an antefemoral synovial cyst in rheumatoid arthritis were confirmed by arthrography. Communicating with the suprapatellar bursa, these rarely observed cysts may be considered an anterior analogy to dissecting Baker cysts. ...

journal_title：Radiology

authors： Seidl G,Scherak O,Hofner W

更新日期：1979-11-01 00:00:00

abstract：:Pilomatrixomas (calcifying epitheliomas of Malherbe) are benign soft-tissue tumors that occur in the dermis or subcutaneous tissues; about 40% are found in children under 10 years of age. More than 80% have microscopic calcification and/or ossification. Although the incidence of radiographically visible calcification ...

journal_title：Radiology

authors： Haller JO,Kassner G,Ostrowitz A,Kottmeler K,Perfschuk LP

更新日期：1977-04-01 00:00:00

abstract：:To assess the potential role of ultrasound (US) in evaluating transjugularly inserted intrahepatic portosystemic shunts, the authors performed sonographic, including duplex and color Doppler, studies in 23 patients. Imaging was performed before, during the first week after, and 2-3 months after shunt placement. The pr...

journal_title：Radiology

authors： Longo JM,Bilbao JI,Rousseau HP,García-Villareal L,Vinel JP,Zozaya JM,Joffre FG,Prieto J

更新日期：1993-02-01 00:00:00

abstract：:Magnetic resonance (MR) images in the sagittal plane display the lengths of the parahippocampal gyrus, subiculum, dentate gyrus, hippocampus, fimbria, fornix, hippocampal fissure, choroidal fissure, and temporal horn, and the anatomic relationships of these structures to the surrounding brain. Correlation of these ima...

journal_title：Radiology

authors： Naidich TP,Daniels DL,Haughton VM,Pech P,Williams A,Pojunas K,Palacios E

更新日期：1987-03-01 00:00:00