A simplified method for intracavitary radiation for recurrent nasopharyngeal carcinoma.

abstract：:Injection of fluid through catheters positioned selectively in arteries results in substantial increases in flow and pressure in those arteries for the duration of the injection. This produces certain artifacts which may lead to misinterpretation of the arteriograms. Apparent direction of flow in major vessels, extent...

journal_title：Radiology

authors： Levin DC

更新日期：1978-04-01 00:00:00

abstract：PURPOSE:To determine if comparison of in-phase and opposed-phase gradient-echo magnetic resonance (MR) images enables detection of lipid in renal clear cell carcinoma. MATERIALS AND METHODS:A retrospective search of MR and pathologic records identified 43 patients with biopsy-proved renal masses who underwent in-phase...

journal_title：Radiology

authors： Outwater EK,Bhatia M,Siegelman ES,Burke MA,Mitchell DG

更新日期：1997-10-01 00:00:00

abstract：PURPOSE:To compare unenhanced helical computed tomography (CT) and endoscopic retrograde cholangiopancreatography (ERCP) in the detection of common bile duct calculi. MATERIALS AND METHODS:Within 13 months, 51 patients (aged 18-94 years) with clinically suspected choledocholithiasis underwent unenhanced helical CT imm...

journal_title：Radiology

authors： Neitlich JD,Topazian M,Smith RC,Gupta A,Burrell MI,Rosenfield AT

更新日期：1997-06-01 00:00:00

abstract：:Brain scintiphotography in three patients with the clinical characteristics of adrenal leukodystrophy demonstrated focal areas of increased uptake of the radionuclide. Histological examination of cerebral tissue corresponding to the abnormal foci on the scan revealed sudanophilic leukodystrophy. These findings suggest...

journal_title：Radiology

authors： Higgins CB,Taketa RM,Halpern SE

更新日期：1975-03-01 00:00:00

abstract：:The results of 179 radionuclide bone imaging examinations, 105 gathered retrospectively from the cases of 97 patients referred for assessment of possible occult fracture of the proximal femur (hip) and 74 performed prospectively on 63 patients referred with a diagnosis of obvious or suspected hip fracture, were analyz...

journal_title：Radiology

authors： Holder LE,Schwarz C,Wernicke PG,Michael RH

更新日期：1990-02-01 00:00:00

abstract：:Sonograms and radiographs of the lumbar spine in 51 fetuses and neonates with thanatophoric dwarfism, achondroplasia, and osteogenesis imperfecta type II were retrospectively evaluated. Study data included 27 prenatal and 27 neonatal sonograms and radiographs in 40 fetuses and neonates and 11 cases described in the ra...

journal_title：Radiology

authors： Rouse GA,Filly RA,Toomey F,Grube GL

更新日期：1990-01-01 00:00:00

abstract：:The authors evaluated the safety and efficacy of a biopsy gun for performance of image-guided percutaneous biopsy of hepatic allografts in liver transplant recipients. Two hundred fifty-two liver biopsies were performed in 58 transplant recipients over a 27-month period by using this instrument with an 18-gauge needle...

journal_title：Radiology

authors： Chezmar JL,Keith LL,Nelson RC,Plaire JC,Hertzler GL,Bernardino ME

更新日期：1991-05-01 00:00:00

abstract：PURPOSE:To determine the natural history of intracranial calcifications in infants with treated congenital toxoplasmosis. MATERIALS AND METHODS:Between January 1982 and March 1994, cranial computed tomography was performed in 56 infants with treated congenital toxoplasmosis when they were newborns and approximately 1 ...

journal_title：Radiology

authors： Patel DV,Holfels EM,Vogel NP,Boyer KM,Mets MB,Swisher CN,Roizen NJ,Stein LK,Stein MA,Hopkins J,Withers SE,Mack DG,Luciano RA,Meier P,Remington JS,McLeod RL

更新日期：1996-05-01 00:00:00

abstract：PURPOSE:To evaluate the potential use of technetium 99m (99mTc) (V) dimercaptosuccinic acid (DMSA) scintigraphy in the detection and localization of intestinal inflammation. MATERIALS AND METHODS:In a prospective study, 62 patients who were suspected of having intestinal inflammation and 30 control subjects were enrol...

journal_title：Radiology

authors： Lee BF,Chiu NT,Wu DC,Tsai KB,Liu GC,Yu HS,Wang ST

更新日期：2001-08-01 00:00:00

abstract：PURPOSE:To prospectively investigate whether there is support for the hypothesis that clinically unrecognized myocardial infarctions (UMIs) detected at magnetic resonance (MR) imaging have an atherosclerotic pathogenesis similar to that of recognized myocardial infarctions (RMIs). MATERIALS AND METHODS:After ethics co...

journal_title：Radiology

authors： Ebeling Barbier C,Bjerner T,Hansen T,Andersson J,Lind L,Hulthe J,Johansson L,Ahlström H

更新日期：2007-10-01 00:00:00

abstract：PURPOSE:To determine whether excess prostate-specific antigen (PSA) improves the accuracy of predicting positive biopsy results. MATERIALS AND METHODS:Results of prostate biopsy in 130 consecutive patients were correlated with transrectal ultrasound (TRUS) findings, digital rectal examination results, serum PSA level,...

journal_title：Radiology

authors： Rubens DJ,Gottlieb RH,Maldonado CE Jr,Frank IN

更新日期：1996-04-01 00:00:00

abstract：PURPOSE:To determine if percutaneously applied radio frequency (RF) combined with percutaneous ethanol instillation (PEI) can increase the extent of ablation in rat breast tumors. MATERIALS AND METHODS:R3230 mammary adenocarcinoma was implanted bilaterally in the mammary fat pads of 18 female rats. The tumor nodules m...

journal_title：Radiology

authors： Goldberg SN,Kruskal JB,Oliver BS,Clouse ME,Gazelle GS

更新日期：2000-12-01 00:00:00

abstract：:Anorectal anomalies were evaluated by computed tomography (CT) scanning in 23 patients. CT scans showed clearly the anatomy of the anal sphincter muscles in relation to the intestine and the amount of muscle mass present. These findings correlated well with the results of direct visualization and electromyograms in pa...

journal_title：Radiology

authors： Kohda E,Fujioka M,Ikawa H,Yokoyama J

更新日期：1985-11-01 00:00:00

abstract：:To determine the impact of radiographic findings on the interpretation of bone and gallium scans of patients with active osteomyelitis, the authors reviewed the medical records and radiologic examinations of 104 patients. The only diagnostic finding of active disease on radiographs was the presence of a sequestrum (th...

journal_title：Radiology

authors： Tumeh SS,Aliabadi P,Weissman BN,McNeil BJ

更新日期：1987-12-01 00:00:00

abstract：PURPOSE:To estimate the radiation dose from whole-body fluorine 18 ((18)F)-fluorodeoxyglucose (FDG) positron emission tomographic (PET)/computed tomographic (CT) studies and to evaluate the induced cancer risk to U.S. and Hong Kong populations. MATERIALS AND METHODS:Fluorine 18-FDG PET/CT studies obtained by using a 6...

journal_title：Radiology

authors： Huang B,Law MW,Khong PL

更新日期：2009-04-01 00:00:00

abstract：PURPOSE:To assess the clinical and radiographic findings of pulmonary infections diagnosed by using invasive means. MATERIALS AND METHODS:Fifty-nine episodes of pulmonary infection were diagnosed in 52 (7.2%) of a consecutive series of 725 adult bone marrow transplant recipients. Causative organisms, time of diagnoses...

journal_title：Radiology

authors： Leung AN,Gosselin MV,Napper CH,Braun SG,Hu WW,Wong RM,Gasman J

更新日期：1999-03-01 00:00:00

abstract：:A new, computerized segmentation technique, in which magnetic resonance (MR) imaging produces accurate volumetric measurements of brain and cerebrospinal fluid (CSF) without the limitations of computed tomography, was used in a retrospective analysis of digitized T2-weighted MR images of 16 healthy elderly control sub...

journal_title：Radiology

authors： Tanna NK,Kohn MI,Horwich DN,Jolles PR,Zimmerman RA,Alves WM,Alavi A

更新日期：1991-01-01 00:00:00

abstract：PURPOSE:To retrospectively assess virtual autopsy performed with multidetector computed tomography (CT) for the forensic evaluation of gunshot wound victims. MATERIALS AND METHODS:The institutional review board approved this HIPAA-compliant study and did not require informed consent of the next of kin. Thirteen consec...

journal_title：Radiology

authors： Levy AD,Abbott RM,Mallak CT,Getz JM,Harcke HT,Champion HR,Pearse LA

更新日期：2006-08-01 00:00:00

abstract：:The primary disadvantage of hard-wired data systems for use in nuclear medicine is the fact that that the data contained in the memory bank are not accessible to the user and often must be processed mathematically before they can be employed in interpretation, particularly in dynamic studies. The authors describe a re...

journal_title：Radiology

authors： Shearer D,Rollins M

更新日期：1976-01-01 00:00:00

abstract：PURPOSE:To assess the repeatability in human volunteers of software-quantified small bowel motility captured with magnetic resonance (MR) imaging and to test the ability to detect changes in motility induced by pharmacologic agents. MATERIALS AND METHODS:The study was approved by the Royal Free Research Ethics Committ...

journal_title：Radiology

authors： Menys A,Taylor SA,Emmanuel A,Ahmed A,Plumb AA,Odille F,Alam A,Halligan S,Atkinson D

更新日期：2013-11-01 00:00:00

abstract：PURPOSE:To examine relationships between brain white matter hyperintensities depicted at magnetic resonance (MR) imaging and performance on neuropsychologic tests in community-dwelling elderly adults. MATERIALS AND METHODS:The 1921 Aberdeen Birth Cohort is a subsample of survivors of the Scottish Mental Survey of 1932...

journal_title：Radiology

authors： Leaper SA,Murray AD,Lemmon HA,Staff RT,Deary IJ,Crawford JR,Whalley LJ

更新日期：2001-10-01 00:00:00

abstract：:The irregular shape and uneven tissue thickness of excised breast specimens makes radiographic evaluation difficult, especially when calcifications are not present. Xeroradiographs before and after compression of 20 separate excised breast specimens were compared, and 17 of the same specimens were compared after compr...

journal_title：Radiology

authors： Chilcote WA,Davis GA,Suchy P,Paushter DM

更新日期：1988-08-01 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：:Purpose To retrospectively evaluate whether thermal injury-induced hepatic parenchymal hypoperfusion can be a significant risk factor for tumor recurrence after radiofrequency ablation (RFA) of hepatocellular carcinoma (HCC). Materials and Methods The institutional review board approved this retrospective study, and t...

journal_title：Radiology

authors： Lee DH,Lee JM,Yoon JH,Kim YJ,Han JK

更新日期：2017-03-01 00:00:00

abstract：PURPOSE:To evaluate the elasticity of the coracohumeral ligament (CHL) in healthy individuals and patients with clinical findings suggestive of unilaterally involved adhesive capsulitis of the shoulder (ACS). MATERIALS AND METHODS:The institutional review board approved this single-institution prospective study, which...

journal_title：Radiology

authors： Wu CH,Chen WS,Wang TG

更新日期：2016-02-01 00:00:00

abstract：:Three significantly different lateral approaches to the cervical subarachnoid space (anterior, midplane, and posterior needle positions) have been previously described for cordotomy and myelography. Experimental lateral C1-2 punctures were performed by each of these three methods in anatomic specimens, cadaver models ...

journal_title：Radiology

authors： Orrison WW,Eldevik OP,Sackett JF

更新日期：1983-02-01 00:00:00

abstract：PURPOSE:To categorize errors in interpretation of magnetic resonance (MR) images of the knee and explain the discrepancy between MR imaging and diagnostic arthroscopic findings. MATERIALS AND METHODS:Five hundred sixty-one patients underwent arthroscopy and MR imaging of the knee. Prospective and retrospective reading...

journal_title：Radiology

authors： Justice WW,Quinn SF

更新日期：1995-09-01 00:00:00

abstract：:A 40-year-old man with a history of tuberculosis developed massive hemoptysis. Embolization of a bronchial artery branch did not resolve the bleeding. Selective angiography eventually revealed three pseudoaneurysms arising from an apical segmental branch of the right pulmonary artery, two of which were successfully em...

journal_title：Radiology

authors： Santelli ED,Katz DS,Goldschmidt AM,Thomas HA

更新日期：1994-11-01 00:00:00

abstract：:Background Existing guidelines are inconsistent regarding the indications for staging brain MRI in patients with newly diagnosed, early-stage non-small cell lung cancer (NSCLC). Purpose To evaluate the diagnostic yield of staging brain MRI in the initial evaluation of lung cancer. Materials and Methods This retrospect...

journal_title：Radiology

authors： Kim M,Suh CH,Lee SM,Kim HC,Aizer AA,Yanagihara TK,Bai HX,Guenette JP,Huang RY,Kim HS

更新日期：2020-11-01 00:00:00

abstract：PURPOSE:To evaluate the long-term success of tantalum stents implanted in iliac artery lesions and to determine potential predictive factors of early and late stent failure. MATERIALS AND METHODS:In 289 patients, flexible tantalum stents were implanted in iliac artery stenoses (n - 223) or occlusions (n - 66). Early a...

journal_title：Radiology

authors： Strecker EP,Boos IB,Hagen B

更新日期：1996-06-01 00:00:00