Esophagogastric neoplasms: palliation with a modified gianturco stent.

abstract：PURPOSE:To determine the computed tomographic (CT) detector configuration, patient size, and image noise limitations that will result in acceptable image quality of 80-kV images obtained at abdominal dual-energy CT. MATERIALS AND METHODS:The Institutional Review Board approved this HIPAA-compliant retrospective study ...

journal_title：Radiology

authors： Guimarães LS,Fletcher JG,Harmsen WS,Yu L,Siddiki H,Melton Z,Huprich JE,Hough D,Hartman R,McCollough CH

更新日期：2010-12-01 00:00:00

abstract：PURPOSE:To evaluate oxygen-enhanced T1-mapping magnetic resonance (MR) imaging as a noninvasive method for visualization and quantification of regional inflammation after segmental allergen challenge in asthmatic patients compared with control subjects. MATERIALS AND METHODS:After institutional review board approval, ...

journal_title：Radiology

authors： Renne J,Hinrichs J,Schönfeld C,Gutberlet M,Winkler C,Faulenbach C,Jakob P,Schaumann F,Krug N,Wacker F,Hohlfeld JM,Vogel-Claussen J

更新日期：2015-01-01 00:00:00

abstract：PURPOSE:To investigate the cost-effectiveness of computed tomography (CT) relative to radiography for cervical spine screening in trauma patients. MATERIALS AND METHODS:A decision analysis model was constructed to compare the incremental cost-effectiveness of radiography and CT as primary cervical spine screening moda...

journal_title：Radiology

authors： Blackmore CC,Ramsey SD,Mann FA,Deyo RA

更新日期：1999-07-01 00:00:00

abstract：:Background Impaired brain development in fetuses with congenital heart disease (CHD) may result from inadequate cerebral oxygen supply in utero. Purpose To test whether fetal cerebral oxygenation can be increased by maternal oxygen administration, effects of maternal hyperoxia on blood oxygenation of the placenta and ...

journal_title：Radiology

authors： You W,Andescavage NN,Kapse K,Donofrio MT,Jacobs M,Limperopoulos C

更新日期：2020-01-01 00:00:00

abstract：:Radiographs of 18 children thought to have carbonic anhydrase II deficiency were reviewed to assess intracranial calcification. These children have an autosomal recessive syndrome consisting of osteopetrosis, renal tubular acidosis, intracranial calcification, and developmental retardation. This calcification is in th...

journal_title：Radiology

authors： Cumming WA,Ohlsson A

更新日期：1985-11-01 00:00:00

abstract：:There are multiple causes for hematuria in infants and children. When hematuria is accompanied by dysuria, however, one should focus attention on the lower urinary tract. Although ultrasound (US) is a well-established method for assessing the kidneys and bladder, little attention has been focused on its use for evalua...

journal_title：Radiology

authors： Kessler A,Rosenberg HK,Smoyer WE,Blyth B

更新日期：1992-12-01 00:00:00

abstract：:The chronically dislocated hip of a 15-month-old girl was studied postmortem. The cartilaginous components of the pelvis (both true and false acetabula) and proximal femur were demonstrated roentgenographically and correlated with gross anatomical observations. These findings should be useful in the interpretation of ...

journal_title：Radiology

authors： Ogden JA,Jensen PS

更新日期：1976-04-01 00:00:00

abstract：:Studies have been carried out using neutral and alkaline sucrose density gradients to investigate the effect of 41 degree-43 degree C on the ability of Chinese hamster ovary cells to repair single (SSB) and double stranded DNA breaks (DSB) caused by exposure to ionizing radiation. The authors found that when hyperther...

journal_title：Radiology

authors： Corry PM,Robinson S,Getz S

更新日期：1977-05-01 00:00:00

abstract：PURPOSE:To review the incidence, cause, and radiologic findings of bowel obstruction in patients who have undergone orthotopic liver transplantation (OLT). MATERIALS AND METHODS:Retrospective review of 4,001 cases of OLT revealed 48 cases of bowel obstruction in 44 patients. Seventeen computed tomographic (CT) scans a...

journal_title：Radiology

authors： Blachar A,Federle MP

更新日期：2001-02-01 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：: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 quantify myocardial extracellular volume (ECV) by using cardiac magnetic resonance (MR) imaging in thalassemia major and to investigate the relationship between ECV and myocardial iron overload. Materials and Methods With institutional review board approval and informed consent, 30 patients with thalassemia...

journal_title：Radiology

authors： Hanneman K,Nguyen ET,Thavendiranathan P,Ward R,Greiser A,Jolly MP,Butany J,Yang IY,Sussman MS,Wintersperger BJ

更新日期：2016-06-01 00:00:00

abstract：PURPOSE:To assess how early pleural and/or parenchymal abnormalities consistent with asbestos exposure could be ascertained and to identify factors associated with progression. MATERIALS AND METHODS:Informed consent was obtained under an institutional review board-approved protocol. Multiple sequential chest radiograp...

journal_title：Radiology

authors： Larson TC,Meyer CA,Kapil V,Gurney JW,Tarver RD,Black CB,Lockey JE

更新日期：2010-06-01 00:00:00

abstract：:Data on all patients with pineal body tumors and suprasellar germinomas seen at the University of California--San Francisco over a 25-year period were reviewed. Of 19 patients treated, 15 are still alive. Although treatment techniques varied, all patients received irradiation to the primary tumor site but not to the s...

journal_title：Radiology

authors： Wara WM,Fellows CF,Sheline GE,Wilson CB,Townsend JJ

更新日期：1977-07-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the relative accuracy of computed tomography (CT) and magnetic resonance (MR) imaging in the staging of colorectal carcinoma. MATERIALS AND METHODS:CT and MR studies were independently interpreted in a group of 478 patients with colorectal carcinoma in a study conducted from 1989 to 1...

journal_title：Radiology

authors： Zerhouni EA,Rutter C,Hamilton SR,Balfe DM,Megibow AJ,Francis IR,Moss AA,Heiken JP,Tempany CM,Aisen AM,Weinreb JC,Gatsonis C,McNeil BJ

更新日期：1996-08-01 00:00:00

abstract：PURPOSE:To determine whether the combination of CT during arterial portography (CTAP) and CT hepatic arteriography (CTHA) provides an added benefit to triple-phase helical CT (THCT) alone in the preoperative evaluation of hepatocellular carcinoma (HCC). MATERIALS AND METHODS:Fifty-two consecutive patients with patholo...

journal_title：Radiology

authors： Jang HJ,Lim JH,Lee SJ,Park CK,Park HS,Do YS

更新日期：2000-05-01 00:00:00

abstract：PURPOSE:To compare various subjective, empiric, and pharmacokinetic methods for interpreting findings at dynamic magnetic resonance (MR) imaging of the breast. MATERIALS AND METHODS:Dynamic spiral breast MR imaging was performed in 52 women suspected of having or with known breast disease. Gadolinium-enhanced images w...

journal_title：Radiology

authors： Daniel BL,Yen YF,Glover GH,Ikeda DM,Birdwell RL,Sawyer-Glover AM,Black JW,Plevritis SK,Jeffrey SS,Herfkens RJ

更新日期：1998-11-01 00:00:00

abstract：:Purpose To determine the effects of patient age and comorbidity level on life expectancy (LE) benefits associated with imaging follow-up of Bosniak IIF renal cysts and pancreatic side-branch (SB) intraductal papillary mucinous neoplasms (IPMNs). Materials and Methods A decision-analytic Markov model to evaluate LE ben...

journal_title：Radiology

authors： Raphel TJ,Weaver DT,Berland LL,Herts BR,Megibow AJ,Knudsen AB,Pandharipande PV

更新日期：2018-05-01 00:00:00

abstract：:Computed tomography (CT) was performed in 42 patients with 49 clinically suspected tears of the posterior tibial tendon. Twenty-eight of the 49 suspected tears were subsequently surgically explored and repaired. Three patterns of tendon abnormalities were recognized on CT scans: type I-intact, hypertrophied, heterogen...

journal_title：Radiology

authors： Rosenberg ZS,Jahss MH,Noto AM,Shereff MJ,Cheung Y,Frey CC,Norman A

更新日期：1988-05-01 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 evaluate magnetic resonance (MR) imaging-guided laser-induced thermotherapy (LITT) of liver metastases. MATERIALS AND METHODS:In a phase II study, 20 patients with 33 metastases from colorectal carcinoma (75%) or other primary tumors (25%) underwent LITT. MR thermometry performed with fast low-angle shot se...

journal_title：Radiology

authors： Vogl TJ,Müller PK,Hammerstingl R,Weinhold N,Mack MG,Philipp C,Deimling M,Beuthan J,Pegios W,Riess H

更新日期：1995-07-01 00:00:00

abstract：:Five patients underwent bone-marrow transplantation, and graft-vs.-host disease (GVHD) developed. Radiographic features are described. Three patients showed an abrupt transition at the jejuno-ileal junction from normal small bowel to ileal loops which were narrowed, tubular, separated, edematous, and, generally, witho...

journal_title：Radiology

authors： Rosenberg HK,Serota FT,Koch P,Borden S 4th,August CS

更新日期：1981-02-01 00:00:00

abstract：PURPOSE:To determine the magnetic resonance (MR) imaging characteristics of endometrial polyps and the accuracy of MR imaging in distinguishing endometrial polyps from endometrial carcinomas in a case-control study. MATERIALS AND METHODS:Cross-referencing pathology records with MR studies from two institutions disclos...

journal_title：Radiology

authors： Grasel RP,Outwater EK,Siegelman ES,Capuzzi D,Parker L,Hussain SM

更新日期：2000-01-01 00:00:00

abstract：PURPOSE:To show that benign asymmetric breast tissue detected mammographically may increase over time. MATERIALS AND METHODS:Serial mammograms obtained in 21 women with negative physical examination results and mammographically detected developing asymmetric breast tissue were reviewed, and findings were correlated wi...

journal_title：Radiology

authors： Piccoli CW,Feig SA,Palazzo JP

更新日期：1999-04-01 00:00:00

abstract：PURPOSE:To evaluate the effect of in utero exposure to a single dose of water-soluble intravenous iodinated contrast medium on thyroid function at birth. MATERIALS AND METHODS:This study was approved by the institutional review board, with waiver of consent, and was HIPAA compliant. Maternal and newborn records were r...

journal_title：Radiology

authors： Bourjeily G,Chalhoub M,Phornphutkul C,Alleyne TC,Woodfield CA,Chen KK

更新日期：2010-09-01 00:00:00

abstract：:Background In the United States, patients have the right to access their protected health information. However, to the knowledge of the authors, no study has evaluated the patient request process and the barriers to patient access of their radiology images. Purpose To assess U.S. hospital compliance with federal regul...

journal_title：Radiology

authors： Lye CT,Krumholz HM,Eckroate JE,Daniel JG,deBronkart D,Mann MK,Hsiao AL,Forman HP

更新日期：2019-08-01 00:00:00

abstract：:Twenty-five infants and children with proved gastroesophageal reflux were studied by radionuclide gastroesophagography to determine its sensitivity in detecting reflux. Patients swallowed an inert radiotracer (Tc-99m sulfur colloid) and gamma camera images of the stomach and esophagus were made with and without abdomi...

journal_title：Radiology

authors： Rudd TG,Christie DL

更新日期：1979-05-01 00:00:00

abstract：:Duplex and color Doppler ultrasound (US) are noninvasive techniques capable of providing much information about the condition of blood vessels and flow within them throughout the body. Doppler US provides more than noninvasive angiography. Besides assessment of blood vessel patency and direction of flow, analysis of t...

journal_title：Radiology

authors： Scoutt LM,Zawin ML,Taylor KJ

更新日期：1990-02-01 00:00:00

abstract：PURPOSE:To investigate the effect of duration and rate of contrast material injection on aortic peak time and peak enhancement in an injection protocol in which the contrast material dose is adjusted according to patient weight. MATERIALS AND METHODS:One hundred ninety-nine patients were randomly divided into three gr...

journal_title：Radiology

authors： Awai K,Hiraishi K,Hori S

更新日期：2004-01-01 00:00:00

abstract：:Between 1978 and 1982, 1,200 patients underwent angiography following acute traumatic injury, and arterial injuries were detected in 182 cases (15.2%). Two-thirds of the cases were associated with penetrating trauma; half the injuries occurred in the pelvis or lower extremities. The most common and reliable sign of ar...

journal_title：Radiology

authors： Sclafani SJ,Cooper R,Shaftan GW,Goldstein AS,Glanz S,Gordon DH

更新日期：1986-10-01 00:00:00