Perforated appendix presenting with severe diarrhea. Findings on barium-enema examination.

abstract：PURPOSE:To clarify the computed tomographic (CT) features of focal organizing pneumonia. MATERIALS AND METHODS:The authors retrospectively studied CT scans of 18 patients with histologically proved focal organizing pneumonia. Chest radiographs in all 18 patients suggested bronchogenic carcinoma. RESULTS:Seventeen of ...

journal_title：Radiology

authors： Kohno N,Ikezoe J,Johkoh T,Takeuchi N,Tomiyama N,Kido S,Kondoh H,Arisawa J,Kozuka T

更新日期：1993-10-01 00:00:00

abstract：:Four nodules, visualized with 99mTc pertechnetate at 20-60 min., were not visualized with either 123I or 131I at 2-4 hours. Each nodule was demonstrated to have autonomy of function in excess of surrounding normal tissue when imaged with radioiodine after TSH suppression. Rapid turnover of an iodine moiety would seem ...

journal_title：Radiology

authors： Miller JM,Kasenter AG,Marks DS

更新日期：1976-06-01 00:00:00

abstract：PURPOSE:To investigate whether the pancreatic uncinate process is hypoplastic in patients with intestinal nonrotation, and to evaluate the association of hypoplasia or aplasia of the uncinate process with mesenteric vascular inversion. MATERIALS AND METHODS:Computed tomographic (CT) scans of the pancreas in five patie...

journal_title：Radiology

authors： Inoue Y,Nakamura H

更新日期：1997-11-01 00:00:00

abstract：:Computed tomography of the brain was used in evaluating demented and nondemented elderly people. The incidence of convulutional atrophy and ventricular enlargement correlated well with pathologic and pneumoencephalographic examination of a similar population. Computed tomography also showed certain instances of dement...

journal_title：Radiology

authors： Huckman MS,Fox J,Topel J

更新日期：1975-07-01 00:00:00

abstract：:In the redistribution of cells through the division cycle between dose fractions, the sensitizing effect is greatest when small doses per fraction are used. Since nonproliferating tissues limit the dose in radiotherapy and will not be sensitized by redistribution, the more the dose is fractionated and the lower the do...

journal_title：Radiology

authors： Withers HR

更新日期：1975-01-01 00:00:00

abstract：:Given the increasing diversification of computers in most areas of radiology, the ability to solve problems resulting from incompatibility between systems is becoming essential. Manufacturers should supply hardware and software documentation to allow connections between different systems and give the radiology departm...

journal_title：Radiology

authors： Ackerman LV

更新日期：1981-05-01 00:00:00

abstract：:The computed tomographic (CT) scans of 45 patients (30 adults, 15 children) with cerebral cysticercosis were reviewed. These patients had undergone complete diagnostic evaluations including skin tests, laboratory tests, plain skull radiography, radionuclide brain scanning, CT, and cerebral angiography. All of these te...

journal_title：Radiology

authors： Byrd SE,Locke GE,Biggers S,Percy AK

更新日期：1982-09-01 00:00:00

abstract：PURPOSE:To evaluate fluid-attenuated inversion-recovery (FLAIR) magnetic resonance (MR) imaging in a blinded reader study for the detection of proved subarachnoid space (SAS) disease. MATERIALS AND METHODS:FLAIR MR imaging was performed in 62 patients (21 with proved SAS or meningeal disease) and 41 control patients. ...

journal_title：Radiology

authors： Singer MB,Atlas SW,Drayer BP

更新日期：1998-08-01 00:00:00

abstract：PURPOSE:To evaluate the frequency of "missing" sternal ossification center (asynchronous non-ossification) in young children. MATERIALS AND METHODS:Lateral chest radiographs obtained in 229 children (mean age, 3.7 years) were retrospectively evaluated for sternal ossification. Four superior sternal segments were consi...

journal_title：Radiology

authors： Rush WJ,Donnelly LF,Brody AS,Anton CG,Poe SA

更新日期：2002-07-01 00:00:00

abstract：:Two cases of leiomyosarcoma of the inferior vena cava showed a high degree of obstruction of the inferior cava, enlarged local arteries supplying the lesion, neovascularity, and a marked parenchymal blush. Collateral veins bridge the obstruction. ...

journal_title：Radiology

authors： Tegtmeyer CJ,Buschi A

更新日期：1977-03-01 00:00:00

abstract：:Fifty-four endoscopically missed colonic polypoid lesions reveal the limitations of colonic endoscopy. Colonoscopy failed to identify 31 of the lesions, whereas 24 lesions were initially missed by proctosigmoidoscopy. One polypoid tumor of the rectosigmoid junction was missed by both. Most undetected lesions ranged fr...

journal_title：Radiology

authors： Miller RE,Lehman G

更新日期：1978-11-01 00:00:00

abstract：PURPOSE:To determine whether polytetrafluoroethylene (PTFE) stent-grafts yield longer patency for creation or revision of transjugular intrahepatic portosystemic shunts (TIPS). MATERIALS AND METHODS:Fourteen PTFE-covered Wallstents were placed in 13 patients with TIPS: seven at shunt creation and seven during revision...

journal_title：Radiology

authors： Haskal ZJ

更新日期：1999-12-01 00:00:00

abstract：PURPOSE:To determine the time course of enhancement patterns in the aorta and endoleaks at dynamic computed tomographic (CT) angiography as well as their effect on the endoleak detection rate in patients who have undergone abdominal aortic endovascular aneurysm repair (EVAR). MATERIALS AND METHODS:This retrospective s...

journal_title：Radiology

authors： Lehmkuhl L,Andres C,Lücke C,Hoffmann J,Foldyna B,Grothoff M,Nitzsche S,Schmidt A,Ulrich M,Scheinert D,Gutberlet M

更新日期：2013-09-01 00:00:00

abstract：PURPOSE:To investigate how changes in kilovolt peak and milliampere second settings, and patient weight affect transmitted x-ray energy fluence and the image contrast-to-noise ratio (CNR) at abdominal computed tomography (CT). MATERIALS AND METHODS:Cylinders of water were used as patient models, and x-ray spectra, inc...

journal_title：Radiology

authors： Huda W,Scalzetti EM,Levin G

更新日期：2000-11-01 00:00:00

abstract：:The radiographic changes of 46 bone-ingrowth, porous-coated anatomic total hip prostheses were reviewed and compared to the clinical outcome. The average postoperative follow-up was 32 months. The radiographic features that were assessed included subsidence; periprosthetic lucencies; periosteal, endosteal, and heterot...

journal_title：Radiology

authors： Kattapuram SV,Lodwick GS,Chandler H,Khurana JS,Ehara S,Rosenthal DI

更新日期：1990-03-01 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 describe the gray-scale and color and duplex Doppler ultrasound (US) and the magnetic resonance (MR) imaging features of uterine arteriovenous malformations (AVMs). MATERIALS AND METHODS:Uterine AVMs in 10 patients were retrospectively evaluated. All patients underwent gray-scale US and color and duplex Dop...

journal_title：Radiology

authors： Huang MW,Muradali D,Thurston WA,Burns PN,Wilson SR

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:To examine radiologists' screening performance in relation to the number of diagnostic work-ups performed after abnormal findings are discovered at screening mammography by the same radiologist or by different radiologists. MATERIALS AND METHODS:In an institutional review board-approved HIPAA-compliant study, ...

journal_title：Radiology

authors： Buist DS,Anderson ML,Smith RA,Carney PA,Miglioretti DL,Monsees BS,Sickles EA,Taplin SH,Geller BM,Yankaskas BC,Onega TL

更新日期：2014-11-01 00:00:00

abstract：PURPOSE:To investigate the association between cumulative operator volume and the risk of hepatocellular carcinoma (HCC) recurrence after potentially curative radiofrequency ablation (RFA). MATERIALS AND METHODS:This study was approved by the Research Ethics Committee. By using the Taiwan National Health Insurance Res...

journal_title：Radiology

authors： Lee TY,Lin JT,Ho HJ,Wu MS,Wu CY

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:To determine whether infiltrative lung, airway, or vascular disease can be differentiated as the cause of mosaic attenuation on thin-section computed tomographic (CT) scans of the lung. MATERIALS AND METHODS:Thin-section CT scans were reviewed in 70 patients examined at three institutions. A mosaic attenuation...

journal_title：Radiology

authors： Worthy SA,Müller NL,Hartman TE,Swensen SJ,Padley SP,Hansell DM

更新日期：1997-11-01 00:00:00

abstract：:Twelve primary fourth ventricle tumors and 22 medulloblastomas occupying mainly the fourth ventricle were analyzed, with emphasis on the differential diagnosis, vascularity, and some unusual findings. Though both types of tumor often have identical manifestations, the correct diagnosis can be made in most cases by car...

journal_title：Radiology

authors： Numaguchi Y,Kishikawa T,Fukui M,Komaki S,Russell WJ,Ikeda J,Okudera T,Matsuura K,Kitamura K

更新日期：1978-08-01 00:00:00

abstract：PURPOSE:To determine whether magnetic resonance (MR) imaging with diffusion-weighted (DW) imaging can help discriminate between radiologically indeterminate benign and malignant orbital masses and to identify optimal apparent diffusion coefficient (ADC) thresholds for such discrimination. MATERIALS AND METHODS:Informe...

journal_title：Radiology

authors： Sepahdari AR,Aakalu VK,Setabutr P,Shiehmorteza M,Naheedy JH,Mafee MF

更新日期：2010-08-01 00:00:00

abstract：:Fifteen cases of smooth muscle tumor of the alimentary tract were collected for analysis from several institutions. The findings showed that angiography is the best method available for diagnosis and evaluation of such tumors but is unable to differentiate benign from malignant lesions unless arterial invasion is dete...

journal_title：Radiology

authors： Uflacker R,Amaral NM,Lima S,Wholey M,Pereira EC,Nobrega Filho M,Tavares T

更新日期：1981-05-01 00:00:00

abstract：:History A 52-year-old man with a history of urinary tract infections and a previous clinical diagnosis of left inguinal hernia presented to the nephrologist with recent onset of dysuria and increasing swelling in the left inguinoscrotal region in the absence of fever or scrotal trauma. There was no relevant surgical o...

journal_title：Radiology

authors： Di Nicolò P,Aleo D,Riccioli E,Granata A

更新日期：2016-06-01 00:00:00

abstract：PURPOSE:To compare findings with color Doppler sonography and magnetic resonance (MR) angiography in the diagnosis of Budd-Chiari syndrome. MATERIALS AND METHODS:Doppler sonographic scans and MR angiograms in 11 patients (five men and six women; age range, 30-63 years; mean age, 45 years) with proved Budd-Chiari syndr...

journal_title：Radiology

authors： Kane R,Eustace S

更新日期：1995-04-01 00:00:00

abstract：PURPOSE:To determine the appearance of treated thymic lymphoma at magnetic resonance (MR) imaging and to compare the results with findings from posttherapy computed tomography (CT) and clinical outcome. MATERIALS AND METHODS:MR images and CT scans in 25 patients with thymic lymphoma were reviewed. Dimensions of residu...

journal_title：Radiology

authors： Spiers AS,Husband JE,MacVicar AD

更新日期：1997-05-01 00:00:00

abstract：:Clinical, radiographic, and radionuclide angiographic findings of three cases of jugular glomic tumor associated with hearing loss are discussed. In one case computed tomographic findings are discussed. It is concluded that radioisotopic techniques may be useful in diagnosis and follow-up of this tumor. ...

journal_title：Radiology

authors： Alavi A,Devenney JE,Arendale S,Zimmerman RA

更新日期：1976-12-01 00:00:00

abstract：:The purpose of this study was to develop criteria for distinguishing normal and degenerated lumbar intervertebral disks. Cryomicrotome sections from and magnetic resonance images of 31 cadavers were reviewed. The immature nucleus pulposus, found up to age 2 years; the transitional nucleus pulposus, found in teenagers;...

journal_title：Radiology

authors： Yu S,Haughton VM,Sether LA,Ho KC,Wagner M

更新日期：1989-02-01 00:00:00

abstract：:Medullary carcinoma of the breast is an uncommon tumor, which may mimic a benign mass at both mammography and ultrasonography (US). A total of 24 medullary carcinomas visible at mammography appeared as round or oval, noncalcified masses with varying degrees of marginal lobulation. In six of the 24 patients, US demonst...

journal_title：Radiology

authors： Meyer JE,Amin E,Lindfors KK,Lipman JC,Stomper PC,Genest D

更新日期：1989-01-01 00:00:00

abstract：:The value of magnetic resonance (MR) imaging in assessing renal transplants was prospectively studied in 45 patients with 46 allografts. Four allografts were imaged at two different times, and separate diagnoses were given for both examinations. Therefore, this study was based on 50 proved diagnoses: nine normally fun...

journal_title：Radiology

authors： Hricak H,Terrier F,Demas BE

更新日期：1986-05-01 00:00:00