Percutaneous transluminal renal artery angioplasty in hypertension associated with neurofibromatosis.

abstract：PURPOSE:To evaluate the value of magnetic resonance (MR) imaging with a flexible surface coil in predicting the resectability of tumors in the lower rectum and the feasibility of sphincteral salvage. MATERIALS AND METHODS:In a prospective study, 61 patients with histologically proved primary adenocarcinoma of the lowe...

journal_title：Radiology

authors： Urban M,Rosen HR,Hölbling N,Feil W,Hochwarther G,Hruby W,Schiessel R

更新日期：2000-02-01 00:00:00

abstract：:Thirty-nine magnetic resonance (MR) studies were performed on 31 women with surgically proved endometriosis. A total of 88 endometriotic lesions ranging in size from 0.2 to 7.5 cm were detected on 24 of 30 MR images of women. The signal intensities ranged from hyperintense on all pulse sequences (41 of 88) to hypointe...

journal_title：Radiology

authors： Zawin M,McCarthy S,Scoutt L,Comite F

更新日期：1989-06-01 00:00:00

abstract：PURPOSE:To evaluate the frequency, location, and appearance of transient increased attenuation in the liver during arterial-phase helical or incremental computed tomography (CT) in patients with gallbladder disease without hepatic extension. MATERIALS AND METHODS:Findings in dynamic CT examinations in 31 patients with...

journal_title：Radiology

authors： Ito K,Awaya H,Mitchell DG,Honjo K,Fujita T,Uchisako H,Moritani K,Nomura S,Higuchi M,Kada T,Matsumoto T,Matsunaga N

更新日期：1997-09-01 00:00:00

abstract：:The relation of liver fat content to CT number was studied in 20 rabbits (17 experimental, 3 control), where fatty degeneration was produced by carbon tetrachloride (CCl4) ingestion. Liver scanning was performed before and 2--5 days after CCl4 administration.. Changes (decrease) in CT number were compared with triglyc...

journal_title：Radiology

authors： Ducommun JC,Goldberg HI,Korobkin M,Moss AA,Kressel HY

更新日期：1979-02-01 00:00:00

abstract：PURPOSE:To retrospectively compare the sensitivity of a computer-aided detection (CAD) system for depicting breast cancer in three digital mammographic views. MATERIALS AND METHODS:This study was conducted with institutional review board approval; informed consent was waived. A commercially available CAD system was ap...

journal_title：Radiology

authors： Kim SJ,Moon WK,Cho N,Cha JH,Kim SM,Im JG

更新日期：2006-12-01 00:00:00

abstract：PURPOSE:To evaluate the relationship among chest radiographs, oxygen supplementation requirement, and treatment response in severe acute respiratory syndrome (SARS). MATERIALS AND METHODS:Forty patients (20 women, 20 men; mean age, 42.90 years +/- 14.01 [SD]; median age, 41.5 years; age range, 25-82 years) with SARS w...

journal_title：Radiology

authors： Ooi CG,Khong PL,Ho JC,Lam B,Wong WM,Yiu WC,Wong PC,Wong CF,Lai KN,Tsang KW

更新日期：2003-11-01 00:00:00

abstract：PURPOSE:To investigate the utility of a free-breathing ultrashort echo time (UTE) sequence for the evaluation of small pulmonary nodules in oncology patients by using a hybrid positron emission tomography (PET)/magnetic resonance (MR) imaging system and to compare the nodule detection rate between UTE and a conventiona...

journal_title：Radiology

authors： Burris NS,Johnson KM,Larson PE,Hope MD,Nagle SK,Behr SC,Hope TA

更新日期：2016-01-01 00:00:00

abstract：:Recent advances in ultrasound and computed tomography have permitted localization of orbital lesions, and sophisticated high-energy irradiation techniques facilitate improved dose distribution without significant damage to normal tissue. Three patients treated for orbital pseudotumor are discussed. ...

journal_title：Radiology

authors： Kim RY,Roth RE

更新日期：1978-05-01 00:00:00

abstract：PURPOSE:To determine if the intradecidual sign at sonography is effective in the diagnosis of early intrauterine pregnancy. MATERIALS AND METHODS:In 102 pregnant patients, transvaginal sonography revealed an intrauterine fluid collection without a yolk sac or embryo. Four observers (experienced sonologist, body imagin...

journal_title：Radiology

authors： Laing FC,Brown DL,Price JF,Teeger S,Wong ML

更新日期：1997-09-01 00:00:00

abstract：:Histories, physical examinations and 99mTc-pertechnetate imaging were used to evaluate 1,452 persons who had had x-ray therapy to the neck region for benign conditions 18 to 35 years previously. Thyroid abnormalities were found in 301 patients (21%) and thyroid malignancy was found in 29% of 193 patients with abnormal...

journal_title：Radiology

authors： Arnold J,Pinsky S,Ryo UY,Frohman L,Schneider A,Favus M,Stachura M,Arnold M,Colman M

更新日期：1975-06-01 00:00:00

abstract：:The accuracy of nonenhanced spin-echo (SE) T2-weighted and contrast material-enhanced SE T1-weighted magnetic resonance (MR) imaging in assessing the degree of local tumor invasion was determined prospectively in 53 consecutive patients with clinically established early-stage carcinoma of the cervix. With a 0.5-T supe...

journal_title：Radiology

authors： Sironi S,De Cobelli F,Scarfone G,Colombo E,Bolis G,Ferrari A,DelMaschio A

更新日期：1993-09-01 00:00:00

abstract：:Acute airway obstruction during oral intake is a relatively common event that may be fetal if not relieved immediately. Deglutition was studied in 75 individuals who had experienced a near-fatal choking episode (NFCE) or sudden inability to breathe during food intake that was promptly relieved by means of a Heimlich m...

journal_title：Radiology

authors： Feinberg MJ,Ekberg O

更新日期：1990-09-01 00:00:00

abstract：:Seventy "low-suspicion," nonpalpable solid breast nodules were evaluated with stereotaxic fine-needle aspiration with cytologic analysis as an alternative to follow-up mammography. Sonography was performed in all cases to determine the solid nature of the nodules. Eight cysts were incorrectly classified with sonograph...

journal_title：Radiology

authors： Franquet T,Cozcolluela R,De Miguel C

更新日期：1992-06-01 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：PURPOSE:To compare biliary tract depiction in living potential liver donors at conventional magnetic resonance (MR), mangafodipir trisodium-enhanced excretory MR, and multi-detector row computed tomographic (CT) cholangiography. MATERIALS AND METHODS:Eight living potential liver donors underwent iodipamide meglumine-e...

journal_title：Radiology

authors： Yeh BM,Breiman RS,Taouli B,Qayyum A,Roberts JP,Coakley FV

更新日期：2004-03-01 00:00:00

abstract：:The measured optical density of single-emulsion films depends on the film orientation. The orientation of the emulsion influences the amount of scattered light entering the detector. It is suggested that this measurement be done with the emulsion side facing the light detector. ...

journal_title：Radiology

authors： Burgess AE

更新日期：1977-08-01 00:00:00

abstract：:This paper reviews some of the fundamental technical and diagnostic problems in clinical uroradiology, such as (a) the reason for the obstructive nephrogram; (b) why high-dose urography gives better studies than low-dose; (c) why the Trueta phenomenon has not been demonstrated in man; (d) the case for an intrarenal ar...

journal_title：Radiology

authors： Elkin M

更新日期：1975-08-01 00:00:00

abstract：:Purpose To determine whether altered sodium (Na(+)) and chloride (Cl(-)) homeostasis can be visualized in periodic paralyses by using 7-T sodium 23 ((23)Na) and chlorine 35 ((35)Cl) magnetic resonance (MR) imaging. Materials and Methods Institutional review board approval and informed consent of all participants were ...

journal_title：Radiology

authors： Weber MA,Nagel AM,Marschar AM,Glemser P,Jurkat-Rott K,Wolf MB,Ladd ME,Schlemmer HP,Kauczor HU,Lehmann-Horn F

更新日期：2016-09-01 00:00:00

abstract：:Eighty-nine biliary strictures in 73 patients who had undergone percutaneous balloon dilatation were reviewed to determine long-term patency rates and clinical management problems. The majority of dilatations were performed in patients with anastomotic strictures (n = 44), iatrogenic strictures (n = 28), and stricture...

journal_title：Radiology

authors： Mueller PR,vanSonnenberg E,Ferrucci JT Jr,Weyman PJ,Butch RJ,Malt RA,Burhenne HJ

更新日期：1986-07-01 00:00:00

abstract：:The ingestion of small, flat disc batteries by infants and children may be life threatening if the battery leaks or disintegrates resulting in perforation of the gastrointestinal tract. The fluoroscopic removal of six ingested batteries from the stomach using an orogastric tube and magnet and a Foley catheter is descr...

journal_title：Radiology

authors： Jaffe RB,Corneli HM

更新日期：1984-02-01 00:00:00

abstract：:To investigate the physiologic and histologic responses induced by the self-expanding endovascular prosthesis, rabbits subjected to a combination of high-cholesterol diet and intravascular trauma underwent stent implantation. The results were compared with those obtained with the placement of stents in the healthy aor...

journal_title：Radiology

authors： Rousseau H,Joffre F,Raillat C,Julian M,Pierragi MT,Chalabi F,Bouissou H

更新日期：1989-03-01 00:00:00

abstract：PURPOSE:To assess relevant parameters for the minimally invasive elimination of breast tumors by using a selective application of magnetite and exposure of the breast to an alternating magnetic field. MATERIALS AND METHODS:The specific absorption rate (SAR) of different magnetite samples was determined calorimetricall...

journal_title：Radiology

authors： Hilger I,Andrä W,Hergt R,Hiergeist R,Schubert H,Kaiser WA

更新日期：2001-02-01 00:00:00

abstract：:Background Most lymphatic imaging examinations of the lower limb require intradermal or subcutaneous injection of tracer material into the foot to demonstrate the lymphatic vessels; however, no standard protocol exists, and single or multiple injections are applied at different sites. Purpose To determine the three-di...

journal_title：Radiology

authors： Shinaoka A,Koshimune S,Suami H,Yamada K,Kumagishi K,Boyages J,Kimata Y,Ohtsuka A

更新日期：2020-01-01 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：:Upon review, 25 cases of Brodie abscess demonstrated a radiological spectrum not previously appreciated. One third of the lesions were diaphyseal in location, and 50% had associated cortical thickening, while 40% showed a stimulated periosteal reaction, and 20% contained sequestra. The variable radiological appearance...

journal_title：Radiology

authors： Miller WB Jr,Murphy WA,Gilula LA

更新日期：1979-07-01 00:00:00

abstract：:A computer based verification system which monitors the operation of a 4-MV linear accelerator is described. Fourteen parameters can be checked for proper alignment prior to irradiation. A training simulator was also built to minimize interference with treatment schedules and to provide technicians with experience in ...

journal_title：Radiology

authors： Sternick ES,Berry JR,Curran B,Loomis SA

更新日期：1979-04-01 00:00:00

abstract：PURPOSE:To determine the clinical feasibility of a contrast material--enhanced two-dimensional (2D) magnetic resonance (MR) angiographic sequence in lower extremity arteries. MATERIALS AND METHODS:Four healthy volunteers and 12 patients underwent dynamic contrast-enhanced MR angiography; all patients also underwent co...

journal_title：Radiology

authors： Adamis MK,Li W,Wielopolski PA,Kim D,Sax EJ,Kent KC,Edelman RR

更新日期：1995-09-01 00:00:00

abstract：:A method of modified coronal computed tomography (CT) was developed for examination of epiphyseal growth plate arrest and neoplasms near the growth plate. Twenty-four patients were examined with this technique (26 examinations). In all cases, the growth plate and adjacent regions were well demonstrated. ...

journal_title：Radiology

authors： Murray K,Nixon GW

更新日期：1988-01-01 00:00:00

abstract：PURPOSE:To describe magnetic resonance (MR) imaging features in patients with proved pilonidal sinus disease and to compare these features with those in a matched group of patients with proved fistula in ano to determine the accuracy with which MR imaging can be used to distinguish between the two diseases. MATERIALS ...

journal_title：Radiology

authors： Taylor SA,Halligan S,Bartram CI

更新日期：2003-03-01 00:00:00

abstract：PURPOSE:To prospectively compare therapeutic confidence in, patient outcomes (in terms of quality of life) after, and the costs of digital subtraction angiography (DSA) with those of multi-detector row computed tomographic (CT) angiography as the initial diagnostic imaging test in patients with peripheral arterial dise...

journal_title：Radiology

authors： Kock MC,Adriaensen ME,Pattynama PM,van Sambeek MR,van Urk H,Stijnen T,Hunink MG

更新日期：2005-11-01 00:00:00