Selective internal radiation therapy: validation of intraoperative dosimetry.

abstract：PURPOSE:To determine the accuracy of T1-weighted fat-suppressed (FS) three-dimensional (3D) fast low-angle shot (FLASH) magnetic resonance (MR) imaging for the detection of articular cartilage abnormalities of the patellofemoral joint. MATERIALS AND METHODS:Forty-one patients with suspected internal derangement of the...

journal_title：Radiology

authors： Recht MP,Piraino DW,Paletta GA,Schils JP,Belhobek GH

更新日期：1996-01-01 00:00:00

abstract：:In 2017, the Thyroid Imaging Reporting and Data System (TI-RADS) Committee of the American College of Radiology (ACR) published a white paper that presented a new risk-stratification system for classifying thyroid nodules on the basis of their appearance at ultrasonography (US). In ACR TI-RADS, points in five feature ...

journal_title：Radiology

authors： Tessler FN,Middleton WD,Grant EG

更新日期：2018-04-01 00:00:00

abstract：:The rates of diabetes, obesity, and metabolic disease have reached epidemic proportions worldwide. In recent years there has been renewed interest in combating these diseases not only by modifying energy intake and lifestyle factors, but also by inducing endogenous energy expenditure. This approach has largely been st...

journal_title：Radiology

authors： Sampath SC,Sampath SC,Bredella MA,Cypess AM,Torriani M

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:To determine the accuracy of contrast material-enhanced computed tomographic (CT) colonography for postoperative surveillance in colorectal cancer patients without clinical or laboratory evidence of disease recurrence. MATERIALS AND METHODS:The Institutional Review Board approved this HIPAA-compliant study and...

journal_title：Radiology

authors： Kim HJ,Park SH,Pickhardt PJ,Yoon SN,Lee SS,Yee J,Kim DH,Kim AY,Kim JC,Yu CS,Ha HK

更新日期：2010-12-01 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：PURPOSE:To evaluate clinical response to treatment of calcified tendinitis of the shoulder by using a modified percutaneous ultrasonography (US)-guided fine-needle technique. MATERIALS AND METHODS:Thirty shoulders of 30 consecutive patients (23 women, seven men; mean age, 47.4 years) with chronic shoulder pain (averag...

journal_title：Radiology

authors： Aina R,Cardinal E,Bureau NJ,Aubin B,Brassard P

更新日期：2001-11-01 00:00:00

abstract：:Purpose To investigate the value of two-dimensional (2D) shear-wave elastography (SWE) in the assessment of hepatic fibrosis in patients with chronic hepatitis B (CHB) and to compare the diagnostic performance of this modality with that of liver fibrosis indexes. Materials and Methods The ethics committee approved thi...

journal_title：Radiology

authors： Zhuang Y,Ding H,Zhang Y,Sun H,Xu C,Wang W

更新日期：2017-06-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the sensitivity and specificity of 64-detector computed tomography (CT) in the portal venous phase by using transverse images and both multiplanar and minimum intensity reformations for the detection of biliary duct narrowing and choledocholithiasis, with magnetic resonance cholangio...

journal_title：Radiology

authors： Anderson SW,Rho E,Soto JA

更新日期：2008-05-01 00:00:00

abstract：:Background Relevance of antiangiogenic treatment with bevacizumab in patients with glioblastoma is controversial because progression-free survival benefit did not translate into an overall survival (OS) benefit in randomized phase III trials. Purpose To perform longitudinal characterization of intratumoral angiogenesi...

journal_title：Radiology

authors： Kickingereder P,Brugnara G,Hansen MB,Nowosielski M,Pflüger I,Schell M,Isensee F,Foltyn M,Neuberger U,Kessler T,Sahm F,Wick A,Heiland S,Weller M,Platten M,von Deimling A,Maier-Hein KH,Østergaard L,van den Bent MJ,Gor

更新日期：2020-10-01 00:00:00

abstract：:Circular esophageal myotomy of the upper pouch in infants with esophageal atresia is an effective means of reducing anastomotic tension. This report describes two patients who developed marked postoperative dilatation of the proximal esophagus at the myotomy site. On radiographs, the dilated, air-filled esophagus simu...

journal_title：Radiology

authors： Siegel MJ,Shackelford GD,McAlister WH,Bell MJ

更新日期：1980-08-01 00:00:00

abstract：PURPOSE:To investigate the implications of mistaking the medial surface of the cerebral hemisphere for the medial wall of the lateral ventricle at antenatal ultrasonography (US) and to identify US clues that might help avoid this interpretive error. MATERIALS AND METHODS:In 50 second- and third-trimester fetuses, a di...

journal_title：Radiology

authors： Hertzberg BS,Kliewer MA,Bowie JD

更新日期：1997-12-01 00:00:00

abstract：:Hyperpolarized metabolic magnetic resonance (MR) imaging offers greatly enhanced sensitivity to multinuclear MR spectroscopy, opening up a new tool with which to noninvasively assess metabolic changes in the diseased heart. In this issue of Radiology, O h-Ici et al ( 1 ) have demonstrated this ability by exploring the...

journal_title：Radiology

authors： Tyler DJ,Neubauer S

更新日期：2016-03-01 00:00:00

abstract：:Background Growing evidence indicates an association between cerebral microhemorrhages (MHs) and amyloid β accumulation in Alzheimer disease (AD), but to the knowledge of the authors the association with tau burden is unknown. Purpose To investigate the association between cerebral MH load and tau pathologic structure...

journal_title：Radiology

authors： Rauchmann BS,Ghaseminejad F,Mekala S,Perneczky R,Alzheimer’s Disease Neuroimaging Initiative.

更新日期：2020-07-01 00:00:00

abstract：PURPOSE:To investigate the evolution of metabolic changes detectable with proton magnetic resonance (MR) spectroscopic imaging in acute stroke and to compare these findings with those of conventional MR imaging. MATERIALS AND METHODS:A patient with middle cerebral artery stroke underwent conventional proton-density (P...

journal_title：Radiology

authors： Barker PB,Gillard JH,van Zijl PC,Soher BJ,Hanley DF,Agildere AM,Oppenheimer SM,Bryan RN

更新日期：1994-09-01 00:00:00

abstract：:An asymptomatic hemorrhagic renal cyst was benign at angiography, nephrotomography, cystography, and cytologic examination. Malignancy was found at surgery. Malignancy cannot be excluded in a hemorrhagic cyst which is benign by all other criteria. ...

journal_title：Radiology

authors： Burstein J,Woodside JR

更新日期：1977-06-01 00:00:00

abstract：PURPOSE:To establish a protocol for credentialed pediatric radiology nurses, with radiologist supervision, to administer ketamine to induce sedation and analgesia during interventional radiologic procedures. MATERIALS AND METHODS:This study was conducted in two phases. The goal of the first phase was to develop a seda...

journal_title：Radiology

authors： Mason KP,Michna E,DiNardo JA,Zurakowski D,Karian VE,Connor L,Burrows PE

更新日期：2002-11-01 00:00:00

abstract：:Bone scans using Tc-99m diphosphonate were found to become abnormal within 2 weeks after laminectomy in less than half of patients regardless of the extent of the operation. The degree of new uptake equaled that of the sacroiliac joints in only one of 19 patients with a normal preoperative scan. However, the Ga-67 cit...

journal_title：Radiology

authors： Silberstein EB,Schneider HJ,Khodadad G,DeVries D,Rauf GC,Noll R

更新日期：1984-06-01 00:00:00

abstract：PURPOSE:To evaluate the characteristics and outcomes of women aged 75 years and older with mammography-detected breast cancer, an age group not represented in mammography screening effectiveness studies. MATERIALS AND METHODS:We conducted a HIPAA-compliant, prospective cohort study with waiver of informed consent in p...

journal_title：Radiology

authors： Malmgren JA,Parikh J,Atwood MK,Kaplan HG

更新日期：2014-12-01 00:00:00

abstract：PURPOSE:To identify the complications and imaging findings related to lymphangioleiomyomatosis (LAM) after lung transplantation. MATERIALS AND METHODS:The authors retrospectively reviewed the clinical histories and imaging studies of 13 patients from five major medical centers who underwent unilateral (n = 8) or bilat...

journal_title：Radiology

authors： Collins J,Müller NL,Kazerooni EA,McAdams HP,Leung AN,Love RB

更新日期：1999-02-01 00:00:00

abstract：:Percutaneous angioplasty and placement of balloon-expandable intraluminal stents were performed in 12 iliac occlusions in 12 patients. Indications were limb salvage in seven and claudication in five. After successful stenting, ankle-brachial indexes improved by 0.15 or more in 11 of 12 patients (mean increase, 0.40), ...

journal_title：Radiology

authors： Rees CR,Palmaz JC,Garcia O,Roeren T,Richter GM,Gardiner G Jr,Schwarten D,Schatz RA,Root HD,Rogers W

更新日期：1989-09-01 00:00:00

abstract：:Seventy-five spot compression views of equivocally suspicious lesions detected at routine mammographic examination of 72 women were reviewed in this retrospective study. Sixty-five of the 75 lesions appeared less suspicious on spot compression views, two did not change, and eight appeared more suspicious. Biopsy findi...

journal_title：Radiology

authors： Berkowitz JE,Gatewood OM,Gayler BW

更新日期：1989-05-01 00:00:00

abstract：PURPOSE:To describe the timeliness of follow-up care in community-based settings among women who receive a recommendation for immediate follow-up during the screening mammography process and how follow-up timeliness varies according to facility and facility-level characteristics. MATERIALS AND METHODS:This was an inst...

journal_title：Radiology

authors： Rosenberg RD,Haneuse SJ,Geller BM,Buist DS,Miglioretti DL,Brenner RJ,Smith-Bindman R,Taplin SH,Breast Cancer Surveillance Consortium.

更新日期：2011-11-01 00:00:00

abstract：PURPOSE:To evaluate the usefulness of power Doppler ultrasonography (US) with a microbubble contrast agent in assessing the therapeutic response of hepatocellular carcinomas (HCCs) treated with percutaneous radio-frequency (RF) ablation. MATERIALS AND METHODS:Forty patients with 45 nodular HCC lesions 1.0-3.8 cm in di...

journal_title：Radiology

authors： Choi D,Lim HK,Kim SH,Lee WJ,Jang HJ,Lee JY,Paik SW,Koh KC,Lee JH

更新日期：2000-11-01 00:00:00

abstract：PURPOSE:To determine whether computed tomographically (CT) guided percutaneous catheter drainage of spondylodiskitic abscesses is an appropriate and effective alternative to surgery. MATERIALS AND METHODS:CT-guided percutaneous catheter drainage was performed in 21 patients (16 men, five women; age range, 24-81 years)...

journal_title：Radiology

authors： Staatz G,Adam GB,Keulers P,Vorwerk D,Günther RW

更新日期：1998-08-01 00:00:00

abstract：:Phase-contrast x-ray computed tomography (CT) indicates the distribution of the refractive index and has potential to reveal the structures inside soft tissues without a contrast agent. With a synchrotron x-ray source, phase-contrast x-ray CT with a triple Laue-case x-ray interferometer clearly differentiated various ...

journal_title：Radiology

authors： Takeda T,Momose A,Hirano K,Haraoka S,Watanabe T,Itai Y

更新日期：2000-01-01 00:00:00

abstract：:The Wiener spectra of five screen-film systems were studied as a function of monoenergetic x-ray energy. These spectra, in their low-frequency limits, were seen to depend linearly on x-ray energy. The Wiener spectra also decreased in magnitude as the incident x-ray energy exceeded that of the screen phosphor K absorpt...

journal_title：Radiology

authors： Vyborny CJ,Loo LN,Doi K

更新日期：1982-08-01 00:00:00

abstract：PURPOSE:To test the technical feasibility and results of placement of metal stents into ureters obstructed by extensive tumor. MATERIALS AND METHODS:Six consecutive patients (two men and four women, aged 35-66 years and with incurable malignancies) underwent insertion of metallic endoprostheses in nine obstructed uret...

journal_title：Radiology

authors： vanSonnenberg E,D'Agostino HB,O'Laoide R,Donaldson J,Sanchez RB,Hoyt A,Pittman CC

更新日期：1994-06-01 00:00:00

abstract：PURPOSE:To determine if oxidative and nitrative stress and/or apoptosis contribute to increased coagulation when combining radiofrequency (RF) ablation with liposomal doxorubicin. MATERIALS AND METHODS:Animal care committee approval was obtained. R3230 mammary adenocarcinomas in Fischer rats were treated with either R...

journal_title：Radiology

authors： Solazzo SA,Ahmed M,Schor-Bardach R,Yang W,Girnun GD,Rahmanuddin S,Levchenko T,Signoretti S,Spitz DR,Torchilin V,Goldberg SN

更新日期：2010-04-01 00:00:00

abstract：:The effects of 30-minute intravenous and superior mesenteric artery (SMA) infusions of vasopressin in dosages of 2.75 mU and 14 mU per min per kg were compared in five dogs that had cirrhosis and portal hypertension induced by fractionated intraportal polyvinyl alcohol injections. A reduction in portal pressure of app...

journal_title：Radiology

authors： Burgener FA,Gutierrez OH

更新日期：1982-03-01 00:00:00

abstract：PURPOSE:To provide a broad perspective concerning the recent use of receiver operating characteristic (ROC) analysis in medical imaging by reviewing ROC studies published in Radiology between 1997 and 2006 for experimental design, imaging modality, medical condition, and ROC paradigm. MATERIALS AND METHODS:Two hundred...

journal_title：Radiology

authors： Shiraishi J,Pesce LL,Metz CE,Doi K

更新日期：2009-12-01 00:00:00