Ear, nose, and throat cancer: ultrasound diagnosis of metastasis to cervical lymph nodes.

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：PURPOSE:To evaluate the accuracy of positron emission tomography (PET) with 2-deoxy-2-[fluorine-18] fluoro-D-glucose (FDG) in the detection of osseous and soft-tissue metastases of prostate cancer. MATERIALS AND METHODS:Thirty-four patients (mean age, 71 years) with biopsy-proved prostate cancer and known or suspected...

journal_title：Radiology

authors： Shreve PD,Grossman HB,Gross MD,Wahl RL

更新日期：1996-06-01 00:00:00

abstract：:Clinical prediction rules are multifactorial tools used to aid in clinical decision making. In radiology, clinical prediction rules are an important method for determining who should undergo imaging and, in combination with cost-effectiveness analysis, how imaging should be performed. To be useful, clinical prediction...

journal_title：Radiology

authors： Blackmore CC

更新日期：2005-05-01 00:00:00

abstract：:Olfactory neuroblastoma is often misdiagnosed pathologically. The authors reviewed eight such cases in which the pathological findings met strict criteria. These neoplasms are locally invasive in the nose and paranasal sinuses, with frequent intraorbital and intracranial extension as well as distant metastases. A rare...

journal_title：Radiology

authors： Burke DP,Gabrielsen TO,Knake JE,Seeger JF,Oberman HA

更新日期：1980-11-01 00:00:00

abstract：:In two pathologically documented cases of renal cell carcinoma, the appearance of the tumors at magnetic resonance (MR) imaging was markedly hypointense relative to normal renal parenchyma on both T1- and T2-weighted spin-echo images. Pathologic examination of both tumors revealed diffuse iron scattered throughout the...

journal_title：Radiology

authors： Sussman SK,Glickstein MF,Krzymowski GA

更新日期：1990-11-01 00:00:00

abstract：PURPOSE:To prospectively determine the cellular iron uptake by using R2 and R2* mapping with multiecho readout gradient-echo and spin-echo sequences. MATERIALS AND METHODS:All experiments were approved by the institutional animal care committee. Lung carcinoma cells were lipofected with superparamagnetic iron oxides (...

journal_title：Radiology

authors： Kuhlpeter R,Dahnke H,Matuszewski L,Persigehl T,von Wallbrunn A,Allkemper T,Heindel WL,Schaeffter T,Bremer C

更新日期：2007-11-01 00:00:00

abstract：PURPOSE:To assess interobserver and intraobserver reliability of three quantitative measures of coronary artery calcium burden: calcium "score," number of calcified lesions, and calcified area. MATERIALS AND METHODS:Electron beam computed tomographic (CT) scanning was used in a series of 25 patients to detect coronary...

journal_title：Radiology

authors： Kaufmann RB,Sheedy PF 2nd,Breen JF,Kelzenberg JR,Kruger BL,Schwartz RS,Moll PP

更新日期：1994-02-01 00:00:00

abstract：PURPOSE:To determine the enhancement patterns of the penis at magnetic resonance (MR) imaging. MATERIALS AND METHODS:Sequential contrast material-enhanced MR images of the penis in a flaccid state were obtained in 16 volunteers (12 with normal penile function and four with erectile dysfunction). RESULTS:Subjects with...

journal_title：Radiology

authors： Kaneko K,De Mouy EH,Lee BE

更新日期：1994-04-01 00:00:00

abstract：:The author's experience with 72 patients with impotence, one patient with Peyronie disease (no impotence), and two healthy volunteers indicates that incompetence of the venocclusive mechanism of the corpora cavernosa is probably the most common cause of vasculogenic impotence. Manometric and angiographic studies are t...

journal_title：Radiology

authors： Bookstein JJ

更新日期：1987-07-01 00:00:00

abstract：PURPOSE:To evaluate the long-term effectiveness of the percutaneous treatment of portal venous stenoses in children and adolescents with reduced-size hepatic transplants. MATERIALS AND METHODS:During the past 5 years, percutaneous transhepatic balloon venoplasty was attempted in 25 children and adolescents with anasto...

journal_title：Radiology

authors： Funaki B,Rosenblum JD,Leef JA,Zaleski GX,Farrell T,Lorenz J,Brady L

更新日期：2000-04-01 00:00:00

abstract：:Fifty consecutive patients with suspected herniated nucleus pulposus at L4-5 or L5-S1 were evaluated prospectively with both epidural venography and iophendylate myelography. The two procedures were compared with respect to diagnostic accuracy, ease of performance, and complications. Evaluation of both the L4-5 and L5...

journal_title：Radiology

authors： Lotz PR,Seeger JF,Gabrielsen TO

更新日期：1980-01-01 00:00:00

abstract：PURPOSE:To explore the association between diffuse excessive high signal intensity (DEHSI), punctate white matter (WM) lesions, and ventricular dilatation around term-equivalent age (TEA) and at clinical follow-up at 2 years in very preterm infants and the effect on neurodevelopment. MATERIALS AND METHODS:Ethical appr...

journal_title：Radiology

authors： de Bruïne FT,van den Berg-Huysmans AA,Leijser LM,Rijken M,Steggerda SJ,van der Grond J,van Wezel-Meijler G

更新日期：2011-12-01 00:00:00

abstract：:Growth deformities of the distal femur and unusual gait disturbances were observed in four girls who had had neonatal osteomyelitis and septic arthritis. In each case apparent absence or hypoplasia of one of the femoral condyles, as seen on plain radiographs, was associated with marked genu varum or genu valgum. Arthr...

journal_title：Radiology

authors： Singson RD,Berdon WE,Feldman F,Denton JR,Abramson S,Baker DH

更新日期：1986-11-01 00:00:00

abstract：PURPOSE:The authors reviewed serial computed tomographic (CT) scans obtained in 19 patients with diffuse panbronchiolitis (DPB) to evaluate changes in disease pattern over time. MATERIALS AND METHODS:Nineteen patients with DPB were entered into the study. After initial CT examination, 12 patients were randomly assigne...

journal_title：Radiology

authors： Akira M,Higashihara T,Sakatani M,Hara H

更新日期：1993-11-01 00:00:00

abstract：PURPOSE:To evaluate radiologists' performance for determining a distinction between benign and malignant pulmonary nodules on chest radiographs without and with use of a computer-aided diagnosis scheme. MATERIALS AND METHODS:Fifty-three chest radiographs that depicted 31 primary lung cancers and 22 benign nodules were...

journal_title：Radiology

authors： Shiraishi J,Abe H,Engelmann R,Aoyama M,MacMahon H,Doi K

更新日期：2003-05-01 00:00:00

abstract：:Three cases of dilated abdominal left paraaortic lymphatic duct are described. The diagnosis was established by means of sonography and confirmed with lymphography in all three patients. A sonographically guided puncture of the lymphatic duct was performed in one patient. Dilatation of these lymphatic ducts was possib...

journal_title：Radiology

authors： Verbanck JJ,Vermeulen JT,Rutgeerts LJ,Depuyt FG,Ghillebert GL,Segaert MF,Naesens MH

更新日期：1988-06-01 00:00:00

abstract：:Purpose To determine the degree of preoperative fatty degeneration within muscles, postoperative longitudinal changes in fatty degeneration, and differences in fatty degeneration between patients with full-thickness supraspinatus tears who do and those who do not experience a retear after surgery. Materials and Method...

journal_title：Radiology

authors： Nozaki T,Tasaki A,Horiuchi S,Ochi J,Starkey J,Hara T,Saida Y,Yoshioka H

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:To investigate whether smoking has an effect on recurrent lumen narrowing after percutaneous transluminal angioplasty (PTA) or stent placement in lower-limb arteries. MATERIALS AND METHODS:A total of 650 patients (median age, 70 years; 389 men) with peripheral artery disease who underwent iliac artery PTA (n =...

journal_title：Radiology

authors： Schillinger M,Exner M,Mlekusch W,Haumer M,Sabeti S,Ahmadi R,Wagner O,Minar E

更新日期：2004-06-01 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：PURPOSE:To prospectively quantify tumor response or progression in patients with lung cancer by using thin-section computed tomography (CT) and a semiautomated algorithm to calculate tumor volume and other parameter values. MATERIALS AND METHODS:This HIPAA-compliant study was institutional review board approved; infor...

journal_title：Radiology

authors： Zhao B,Schwartz LH,Moskowitz CS,Ginsberg MS,Rizvi NA,Kris MG

更新日期：2006-12-01 00:00:00

abstract：:The effectiveness of three methods of assessing the patient body burden following 131I therapy was compared: (a) urine assay, (b) external exposure rate measurements, and (c) predictions based on a pretherapy diagnostic work-up. The urine assay method exhibited the greatest potential for error and personnel risk. The ...

journal_title：Radiology

authors： Thomas SR,Maxon HR,Fritz KM,Kereiakes JG,Connell WD

更新日期：1980-12-01 00:00:00

abstract：:One hundred and forty-seven patients with clinical stage I nonseminomatous germ cell tumors of the testis were entered into a follow-up program after orchidectomy. Follow-up consisted of regular clinical examinations, estimations of the serum markers beta human chorionic gonadotropin and alpha-fetoprotein, chest radio...

journal_title：Radiology

authors： Williams MP,Husband JE,Heron CW

更新日期：1987-09-01 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 assess the value of vertebral body endplate signal intensity (Modic) changes on magnetic resonance (MR) images in predicting a painful disk, with provocative diskography as the reference standard. MATERIALS AND METHODS:Lumbar spine diskograms and prediskogram MR images of 736 patients (2457 disks) were retr...

journal_title：Radiology

authors： Thompson KJ,Dagher AP,Eckel TS,Clark M,Reinig JW

更新日期：2009-03-01 00:00:00

abstract：:The CT scans of 18 patients with documented pulmonary septic emboli were reviewed. CT features of septic emboli included multiple peripheral nodules ranging in size from 0.5 to 3.5 cm (15 of 18 patients [83%]), a feeding vessel sign (n = 12; [67%]), cavitation (n = 9; [50%]), wedge-shaped peripheral lesions abutting t...

journal_title：Radiology

authors： Kuhlman JE,Fishman EK,Teigen C

更新日期：1990-01-01 00:00:00

abstract：PURPOSE:To evaluate independent double reading in mammography screening and, specifically, the effect on breast cancer detection. MATERIALS AND METHODS:Mammographic studies of 11,343 women, aged 41-75 years, who participated in a population-based screening program were independently screened by two experienced radiolo...

journal_title：Radiology

authors： Thurfjell EL,Lernevall KA,Taube AA

更新日期：1994-04-01 00:00:00

abstract：:Anti-scatter grids reduce the amount of secondary radiation contributing to the image and improve the signal-to-noise ratio. However, they may also lead to the creation of linear artifacts representing the shadows of the radiopaque septa. Grid motion perpendicular to the septa during the exposure can cause blurring of...

journal_title：Radiology

authors： Bednarek DR,Rudin S,Wong R

更新日期：1983-04-01 00:00:00

abstract：:Twelve patients with symptoms of acute cholecystitis underwent heavily T2-weighted and mangafodipir trisodium-enhanced T1-weighted magnetic resonance (MR) cholangiography and cholescintigraphy before they underwent cholecystectomy. On T2-weighted MR cholangiographic images, morphologic evidence of outflow obstruction ...

journal_title：Radiology

authors： Kim KW,Park MS,Yu JS,Chung JP,Ryu YH,Lee SI,Lee KS,Yoon SW,Lee KH

更新日期：2003-05-01 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：:Vessel rupture complicating transluminal angioplasty is an uncommon event, especially in the renal artery. The authors report such a case, which was treated with immediate balloon tamponade and did not require surgical intervention. Possible causes and appropriate management are discussed, as well as the need for repo...

journal_title：Radiology

authors： Ashenburg RJ,Blair RJ,Rivera FJ,Weigele JB

更新日期：1990-03-01 00:00:00