Exogenous lung surfactant: effect on radiographic appearance in premature infants.

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：:Eight patients with liver disease and seriously abnormal blood coagulation underwent biopsy of the liver performed through a percutaneously introduced sheath, followed by embolization of the biopsy track with steel coils. In all cases the biopsy procedure produced profuse bleeding through the sheath. However, the blee...

journal_title：Radiology

authors： Allison DJ,Adam A

更新日期：1988-10-01 00:00:00

abstract：PURPOSE:To prospectively evaluate to what extent image quality in 16-detector row computed tomographic (CT) coronary angiography is a function of the heart rate and the image reconstruction technique used. MATERIALS AND METHODS:A total of 70 patients (49 men, 21 women; mean age, 59.1 years +/- 5.8 [standard deviation]...

journal_title：Radiology

authors： Herzog C,Arning-Erb M,Zangos S,Eichler K,Hammerstingl R,Dogan S,Ackermann H,Vogl TJ

更新日期：2006-01-01 00:00:00

abstract：PURPOSE:To evaluate the imaging characteristics of an amorphous silicon flat-panel detector (FPD) for digital chest radiography. MATERIALS AND METHODS:The 41 x 41-cm digital FPD is constructed on a single monolithic glass substrate with a structured cesium iodide scintillator layer and an amorphous silicon thin-film t...

journal_title：Radiology

authors： Floyd CE Jr,Warp RJ,Dobbins JT 3rd,Chotas HG,Baydush AH,Vargas-Voracek R,Ravin CE

更新日期：2001-03-01 00:00:00

abstract：PURPOSE:To determine the visibility of presumably excised lesions on screen-film mammograms obtained after biopsy and to determine the accuracy of clip deployment on the basis of measurements obtained on routine pre- and postbiopsy mammograms. MATERIALS AND METHODS:One hundred eleven cases of core-needle biopsy with c...

journal_title：Radiology

authors： Rosen EL,Vo TT

更新日期：2001-02-01 00:00:00

abstract：:HistoryAn 18-year-old man was diagnosed with precursor B-cell lymphoblastic leukemia and underwent transplantation of hematopoietic stem cells from his human leukocyte antigen-matched sister 1 year prior to admission. He was admitted to evaluate progressive shortness of breath and dry cough of 1-month duration. He did...

journal_title：Radiology

authors： Khoshbin AP,Aliannejad R

更新日期：2020-09-01 00:00:00

abstract：PURPOSE:To demonstrate coronary sinus-left atrium connections and evaluate coronary sinus function and anatomy in detail by using multidetector computed tomography (CT). MATERIALS AND METHODS:In this institutional review board-approved retrospective study, the authors evaluated coronary CT angiograms obtained in 65 pa...

journal_title：Radiology

authors： Saremi F,Thonar B,Sarlaty T,Shmayevich I,Malik S,Smith CW,Krishnan S,Sánchez-Quintana D,Narula N

更新日期：2011-09-01 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：PURPOSE:To evaluate the potential of xenon ventilation computed tomography (CT) in the quantitative and visual analysis of chronic obstructive pulmonary disease (COPD). MATERIALS AND METHODS:This study was approved by the institutional review board. After informed consent was obtained, 32 patients with COPD underwent ...

journal_title：Radiology

authors： Park EA,Goo JM,Park SJ,Lee HJ,Lee CH,Park CM,Yoo CG,Kim JH

更新日期：2010-09-01 00:00:00

abstract：:Purpose To compare adverse events and survival outcomes, including cancer-specific survival and overall survival (OS), in patients with T1aN0M0 renal cell carcinoma (RCC) who are undergoing partial nephrectomy (PN), radical nephrectomy (RN), thermal ablation (TA), or active surveillance (AS). Materials and Methods Thr...

journal_title：Radiology

authors： Xing M,Kokabi N,Zhang D,Ludwig JM,Kim HS

更新日期：2018-07-01 00:00:00

abstract：PURPOSE:To differentiate prostate cancers of different histopathologic grades with dynamic gadolinium-enhanced magnetic resonance (MR) imaging. Results with a conventional small-molecular contrast medium (CM) were compared to those with a prototypic macromolecular CM. MATERIALS AND METHODS:High- and low-grade tumors, ...

journal_title：Radiology

authors： Gossmann A,Okuhata Y,Shames DM,Helbich TH,Roberts TP,Wendland MF,Huber S,Brasch RC

更新日期：1999-10-01 00:00:00

abstract：:The authors reviewed 100 randomized controlled trials (RCTs) conducted in humans to compare safety or efficacy of new low-osmolality contrast media (LOM) with that of high-osmolality contrast media (HOM). Findings of the 43 RCTs judged to be of the highest quality suggest that the efficacy of LOM in imaging is equal o...

journal_title：Radiology

authors： Kinnison ML,Powe NR,Steinberg EP

更新日期：1989-02-01 00:00:00

abstract：:Multicenter, collaborative studies offer an effective way to meet the growing need for timely and generalizable clinical evaluations of imaging technologies. This article discusses issues of study design, statistical analysis, organization, and day-to-day group operation for collaborative prospective clinical evaluati...

journal_title：Radiology

authors： Gatsonis C,McNeil BJ

更新日期：1990-05-01 00:00:00

abstract：PURPOSE:To determine whether magnetic resonance (MR) spectroscopic imaging reveals metabolic changes, especially decreased N-acetylaspartate (NAA) concentrations outside the medial temporal lobe in patients with mesial temporal lobe epilepsy (TLE), consistent with neuropathologic findings of extratemporal neuronal impa...

journal_title：Radiology

authors： Vermathen P,Laxer KD,Schuff N,Matson GB,Weiner MW

更新日期：2003-01-01 00:00:00

abstract：PURPOSE:To evaluate the feasibility, accuracy, and reproducibility of a fast breath-hold magnetic resonance (MR) spectroscopic method for T2-corrected hepatic lipid measurement in phantoms and in humans. MATERIALS AND METHODS:All experiments were institutional review board approved and HIPAA compliant; informed consen...

journal_title：Radiology

authors： Pineda N,Sharma P,Xu Q,Hu X,Vos M,Martin DR

更新日期：2009-08-01 00:00:00

abstract：:Background Thermal ablation of cancers may be associated with high rates of local tumor progression. A thermal accelerant gel has been developed to improve the transmission of microwave energy in biologic tissues with the aim of enlarging the thermal ablation zone. Purpose To determine the effects of a thermal acceler...

journal_title：Radiology

authors： Maxwell AWP,Park WKC,Baird GL,Martin DW,Lombardo KA,Dupuy DE

更新日期：2019-05-01 00:00:00

abstract：:The authors describe mammographic and pathologic evidence of the growth of a fibroadenoma in an 82-year-old obese woman, 44 years after menopause, who had never been treated with hormone therapy. The patient's obesity is hypothesized as the causal factor for increased estrogen levels leading to growth of the fibroaden...

journal_title：Radiology

authors： Swisher RC,Gade NR,Suk JJ,Fu YS,Bassett LW

更新日期：1992-08-01 00:00:00

abstract：PURPOSE:To evaluate positron emission tomography (PET) with fluorine-18-labeled fluorodeoxyglucose (FDG) for detection of pancreatic cancer compared with computed tomography (CT) and ultrasonography (US). MATERIALS AND METHODS:Forty patients with suspected pancreatic cancer underwent static PET after intravenous injec...

journal_title：Radiology

authors： Bares R,Klever P,Hauptmann S,Hellwig D,Fass J,Cremerius U,Schumpelick V,Mittermayer C,Büll U

更新日期：1994-07-01 00:00:00

abstract：:Dose distributions in electron-beam arc therapy were investigated using the electron beam from a Brown Boveri 45 MeV betatron. This variable isocenter machine is equipped with an angular speed control device that synchronizes the radiation dose rate with the rotation speed about the isocenter. An Alderson Rando phanto...

journal_title：Radiology

authors： Ruegsegger DR,Lerude SD,Lyle D

更新日期：1979-11-01 00:00:00

abstract：:Background Intimate partner violence (IPV) is a global social and public health problem, but published literature regarding the exacerbation of physical IPV during the coronavirus disease 2019 (COVID-19) pandemic is lacking. Purpose To assess the incidence, patterns, and severity of injuries in IPV victims during the ...

journal_title：Radiology

authors： Gosangi B,Park H,Thomas R,Gujrathi R,Bay CP,Raja AS,Seltzer SE,Balcom MC,McDonald ML,Orgill DP,Harris MB,Boland GW,Rexrode K,Khurana B

更新日期：2021-01-01 00:00:00

abstract：PURPOSE:To investigate in vivo the feasibility of using magnetic resonance (MR) imaging-derived temperature and thermal dose measurements to find the threshold of thermal tissue damage. MATERIALS AND METHODS:Sonications were delivered in rabbit thigh muscles at varying powers. Temperature-sensitive MR images obtained ...

journal_title：Radiology

authors： McDannold NJ,King RL,Jolesz FA,Hynynen KH

更新日期：2000-08-01 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：:Eleven patients (five female and six male, aged 6-67 years) with venous angiomas underwent axial and coronal T1-weighted and fast short inversion time inversion-recovery (STIR) magnetic resonance (MR) imaging to assess the full extent of the malformations. Images were assessed subjectively by the authors in a nonblind...

journal_title：Radiology

authors： Saks AM,Paterson FC,Irvine AT,Ayers BA,Burnand KG

更新日期：1995-03-01 00:00:00

abstract：PURPOSE:To determine the computed tomographic (CT) findings in patients with allergic fungal sinusitis. MATERIALS AND METHODS:The authors retrospectively reviewed CT scans and surgical and histopathologic reports in 45 patients (27 male, 18 female; age range, 8-68 years) with allergic fungal sinusitis from multiple in...

journal_title：Radiology

authors： Mukherji SK,Figueroa RE,Ginsberg LE,Zeifer BA,Marple BF,Alley JG,Cooper LL,Nemzek WR,Yousem DM,Jones KR,Kupferberg SB,Castillo M

更新日期：1998-05-01 00:00:00

abstract：PURPOSE:To increase the capabilities of ultrasonographic (US) technology for the differential diagnosis of solid breast tumors by using a neural network. MATERIALS AND METHODS:One hundred forty US images of solid breast nodules were evaluated. When a sonogram was obtained, an analog video signal from the VCR output of...

journal_title：Radiology

authors： Chen DR,Chang RF,Huang YL

更新日期：1999-11-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the diagnostic performance of magnetic resonance (MR) imaging for the diagnosis of adnexal torsion in a series of patients with an equivocal adnexal mass at ultrasonography (US) in the context of acute or subacute pelvic pain. MATERIALS AND METHODS:The institutional ethics committee...

journal_title：Radiology

authors： Béranger-Gibert S,Sakly H,Ballester M,Rockall A,Bornes M,Bazot M,Daraï E,Thomassin-Naggara I

更新日期：2016-05-01 00:00:00

abstract：PURPOSE:To assess prospectively the concordance of enhancement patterns of focal liver masses on contrast material-enhanced ultrasonographic (US) scans with patterns on contrast-enhanced computed tomographic (CT) scans or magnetic resonance (MR) images. MATERIALS AND METHODS:This study was approved by the institutiona...

journal_title：Radiology

authors： Burns PN,Wilson SR

更新日期：2007-01-01 00:00:00

abstract：PURPOSE:To determine characteristic features of peripheral cholangiocarcinoma on two-phase spiral computed tomographic (CT) scans. MATERIALS AND METHODS:Thirty-four patients with peripheral cholangiocarcinoma underwent two-phase spiral CT. Hepatic arterial phase and portal venous phase images were obtained 30 and 65 s...

journal_title：Radiology

authors： Kim TK,Choi BI,Han JK,Jang HJ,Cho SG,Han MC

更新日期：1997-08-01 00:00:00

abstract：:To assess objectively the sensitivity and specificity of low-field-strength (0.064 T) magnetic resonance (MR) imaging, a prospective blind study of 280 examinations was performed to compare low-field-strength MR imaging with computed tomography (CT) and with high-field-strength (1.5-T) MR imaging of the cranium. The s...

journal_title：Radiology

authors： Orrison WW Jr,Stimac GK,Stevens EA,LaMasters DL,Espinosa MC,Cobb L,Mettler FA Jr

更新日期：1991-10-01 00:00:00

abstract：PURPOSE:To investigate whether default mode network (DMN) spatial properties can be directly affected by pain, with a comparison of painful and nonpainful conditions. MATERIALS AND METHODS:The authors performed a functional magnetic resonance (MR) imaging study, approved by the local institutional ethics committee, in...

journal_title：Radiology

authors： Mantini D,Caulo M,Ferretti A,Romani GL,Tartaro A

更新日期：2009-12-01 00:00:00