Anatomic variations in the first extensor compartment of the wrist: accuracy of US.

abstract：PURPOSE:To determine if a symptomatic accessory navicular bone, a normal variant, displays a pattern of altered signal intensity on magnetic resonance (MR) images indicative of an abnormality that could account for the patient's foot pain. MATERIALS AND METHODS:Both feet were imaged in seven patients with an accessory...

journal_title：Radiology

authors： Miller TT,Staron RB,Feldman F,Parisien M,Glucksman WJ,Gandolfo LH

更新日期：1995-06-01 00:00:00

abstract：:The development and aging of four brain midline structures--the pituitary gland, pons, cerebellar vermis, and corpus callosum--were studied. The dimensions and area of these structures were measured by means of midsagittal magnetic resonance imaging. The study group consisted of 94 patients newborn to 15 years old and...

journal_title：Radiology

authors： Hayakawa K,Konishi Y,Matsuda T,Kuriyama M,Konishi K,Yamashita K,Okumura R,Hamanaka D

更新日期：1989-07-01 00:00:00

abstract：:Capabilities of computed tomography (CT) and magnetic resonance (MR) imaging in the diagnosis of cerebellopontine angle-petromastoid (CPA-PM) lesions were compared in 75 patients. CT and MR demonstrated 95.8% and 98.7% of the lesions, respectively. MR was often more helpful for characterization of neuromas, epidermoid...

journal_title：Radiology

authors： Gentry LR,Jacoby CG,Turski PA,Houston LW,Strother CM,Sackett JF

更新日期：1987-02-01 00:00:00

abstract：:Purpose To compare the prognostic performances of clinical T categorization between the longest diameter and average diameter at CT in patients who underwent surgical resection of non-small cell lung cancers (NSCLCs). Materials and Methods This study retrospectively determined clinical T categories based on the longes...

journal_title：Radiology

authors： Kim H,Goo JM,Kim YT,Park CM

更新日期：2019-03-01 00:00:00

abstract：:Normal menisci may show transient distortion during knee arthrography. This usually results from intermittent visualization of the meniscus out of direct profile to the x-ray beam. Similar transient distortion may result from actual buckling of an anatomically normal meniscus during stressful maneuvers in young indivi...

journal_title：Radiology

authors： Hall FM

更新日期：1978-01-01 00:00:00

abstract：:The evolution of Paget disease characterized both by expansion and subsequent contraction of the long bones of the ipsilateral upper extremity over a 10-year period is described. ...

journal_title：Radiology

authors： Lander PH,Hadjipavlou AG

更新日期：1986-05-01 00:00:00

abstract：:Three cases of a basilar/middle meningeal artery anastomosis are demonstrated angiographically. No reference to previous angiographic demonstration of this vascular anomaly has been found in the literature, and only one similar case with an anatomical description has been located. An embryological explanation of this ...

journal_title：Radiology

authors： Seeger JF,Hemmer JF

更新日期：1976-02-01 00:00:00

abstract：:History In 2004, this woman received a diagnosis of invasive mammillary carcinoma, tubular variant, strongly positive for estrogen and progesterone receptors. Her lesion was found at screening mammography performed at an outside institution when she was 59 years old. She underwent partial mastectomy, with partial axil...

journal_title：Radiology

authors： Disharoon M,Kozlowski KF,Kaniowski JM

更新日期：2017-06-01 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 evaluate a semiflexible ultrasound (US) transducer inserted through a laparoscopic port to image abdominal structures. MATERIALS AND METHODS:Laparoscopic US with a 9.6-mm-diameter, 5.0-7.5-MHz semiflexible transducer with gray-scale, color, and spectral Doppler capabilities was performed in three miniature ...

journal_title：Radiology

authors： Liu JB,Feld RI,Goldberg BB,Barbot DJ,Nazarian LN,Merton DA,Rawool NM,Rosato FE,Winkel CA,Gillum DR

更新日期：1995-03-01 00:00:00

abstract：:Institutional review board approval and informed consent were obtained. This study was conducted to evaluate a newly developed technique for discriminative color coding of tagged stool during three-dimensional (3D) endoluminal fly-through computed tomographic (CT) colonography and to determine its effect on reading ef...

journal_title：Radiology

authors： Park SH,Lee SS,Kim JK,Kim MJ,Kim HJ,Kim SY,Kim MY,Kim AY,Ha HK

更新日期：2008-09-01 00:00:00

abstract：PURPOSE:To determine the appropriate radiologic criteria of metastatic retropharyngeal lymph nodes (RLNs) in patients with nasopharyngeal carcinoma (NPC). MATERIALS AND METHODS:After institutional review board approval and informed consent, 303 consecutive NPC patients treated with definitive radiation therapy were ex...

journal_title：Radiology

authors： Zhang GY,Liu LZ,Wei WH,Deng YM,Li YZ,Liu XW

更新日期：2010-05-01 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：:Cystic hepatoblastomas share ultrasonographic characteristics with simple hepatic cysts; however, a distinction can be made by the demonstration of internal septations. The differentiation is important because cystic hepatoblastoma may have malignant potential. The ultrasonographic and scintigraphic findings in five c...

journal_title：Radiology

authors： Miller JH

更新日期：1981-01-01 00:00:00

abstract：:Five hundred celiac angiograms were reviewed to evaluate the frequency of clinically significant variations in the origin of the left gastric artery. In 13 of 500 cases, the left gastric artery arose anomalously most often as a direct branch of the aorta; in 14 of 500 cases, the left gastric artery primarily supplied ...

journal_title：Radiology

authors： Naidich JB,Naidich TP,Sprayregen S,Hyman RA,Pudlowski RM,Stein HL

更新日期：1978-03-01 00:00:00

abstract：:The hemodynamic effects of intra-material prostaglandin E1 (PE1) administered via the angiographic catheter were evaluated in 14 patients. Blood flow in the superior mesenteric artery (SMA) after PGE1 infusion was compared with control SMA blood flow as measured by the "spillover" angiographic reflux method, using a s...

journal_title：Radiology

authors： Clark RA,Colley DP,Jacobson ED,Herman R,Tyler G,Stahl D

更新日期：1980-02-01 00:00:00

abstract：PURPOSE:To describe the gray-scale and color and duplex Doppler ultrasound (US) and the magnetic resonance (MR) imaging features of uterine arteriovenous malformations (AVMs). MATERIALS AND METHODS:Uterine AVMs in 10 patients were retrospectively evaluated. All patients underwent gray-scale US and color and duplex Dop...

journal_title：Radiology

authors： Huang MW,Muradali D,Thurston WA,Burns PN,Wilson SR

更新日期：1998-01-01 00:00:00

abstract：PURPOSE:To develop a method to assess volumetric cortical bone porosity in clinically practical acquisition times by measuring the signal decay at only two echo times (TEs) as part of a single three-dimensional ultrashort TE (UTE) magnetic resonance (MR) examination. MATERIALS AND METHODS:The study was approved by the...

journal_title：Radiology

authors： Rajapakse CS,Bashoor-Zadeh M,Li C,Sun W,Wright AC,Wehrli FW

更新日期：2015-08-01 00:00:00

abstract：PURPOSE:To determine the risk of emergent dialysis and short-term mortality following intravenous iodinated contrast material exposure. MATERIALS AND METHODS:This single-center retrospective study was HIPAA compliant and institutional review board approved. All contrast material-enhanced (contrast group) and unenhance...

journal_title：Radiology

authors： McDonald RJ,McDonald JS,Carter RE,Hartman RP,Katzberg RW,Kallmes DF,Williamson EE

更新日期：2014-12-01 00:00:00

abstract：:Six radiologists, acting as radiograph reviewers, used two different consultation protocols to differentiate among 292 ambiguous chest radiographic findings: 120 simulated nodules and 172 normal findings (previous readers' false-positive reports of nodules). The nonsearch protocol identified each finding (by film loca...

journal_title：Radiology

authors： Swensson RG,Theodore GH

更新日期：1990-12-01 00:00:00

abstract：PURPOSE:To perform meta-analysis of literature about the role of helical computed tomography (CT) and ventilation-perfusion (V-P) scanning in detection of acute pulmonary embolism (PE) by using summary receiver operating characteristic (ROC) curve analysis. MATERIALS AND METHODS:V-P scanning articles published from Ja...

journal_title：Radiology

authors： Hayashino Y,Goto M,Noguchi Y,Fukui T

更新日期：2005-03-01 00:00:00

abstract：:Background In the absence of randomized studies, it has been controversial whether the likelihood of acute kidney injury (AKI) differs between intravenous and intra-arterial contrast agent administration. Purpose To compare intravenous versus intra-arterial contrast agent administration in relationship to AKI and anal...

journal_title：Radiology

authors： Schönenberger E,Martus P,Bosserdt M,Zimmermann E,Tauber R,Laule M,Dewey M

更新日期：2019-09-01 00:00:00

abstract：PURPOSE:To determine whether the carpal lunotriquetral ligament (LTL) can be consistently seen and to establish the normal range of LTL appearances at magnetic resonance (MR) imaging as a basis for comparison with LTL tears. MATERIALS AND METHODS:MR imaging was used to identify and characterize the LTL in 75 wrists wi...

journal_title：Radiology

authors： Smith DK,Snearly WN

更新日期：1994-04-01 00:00:00

abstract：PURPOSE:To evaluate with sonography the normal development of the fetal cerebellum in the second trimester. MATERIALS AND METHODS:The study included all patients undergoing second trimester genetic amniocentesis who had structurally normal fetuses, in whom the posterior fossa was adequately seen and in whom the karyot...

journal_title：Radiology

authors： Bromley B,Nadel AS,Pauker S,Estroff JA,Benacerraf BR

更新日期：1994-12-01 00:00:00

abstract：PURPOSE:To determine whether silver-coated tunneled hemodialysis catheters reduce infection and to determine the frequency of central venous thrombosis and stenosis with percutaneous placement of right internal jugular vein dialysis catheters by interventional radiologists. MATERIALS AND METHODS:Ninety-one patients we...

journal_title：Radiology

authors： Trerotola SO,Johnson MS,Shah H,Kraus MA,McKusky MA,Ambrosius WT,Harris VJ,Snidow JJ

更新日期：1998-05-01 00:00:00

abstract：PURPOSE:To determine the appearance of treated thymic lymphoma at magnetic resonance (MR) imaging and to compare the results with findings from posttherapy computed tomography (CT) and clinical outcome. MATERIALS AND METHODS:MR images and CT scans in 25 patients with thymic lymphoma were reviewed. Dimensions of residu...

journal_title：Radiology

authors： Spiers AS,Husband JE,MacVicar AD

更新日期：1997-05-01 00:00:00

abstract：PURPOSE:To determine the composition of a breast phantom that is most suitable for phototimer testing. MATERIALS AND METHODS:Kilovolt peak and milliampere second values were analyzed for phototimed exposures of phantoms containing 0%, 30%, 50%, 70%, and 100% simulated glandular material at thicknesses of 2, 4, 6, and ...

journal_title：Radiology

authors： Geise RA,Palchevsky A

更新日期：1996-02-01 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：:An overview of current air-contrast stomach examination techniques is offered: (a) Hampton's technique which does not use distension; (b) the Japanese method which utilizes the relaxant drug Buscopan, good distension, and much patient rotation; (c) a third method in which no drugs are used but more distension is obtai...

journal_title：Radiology

authors： Miller RE

更新日期：1975-12-01 00:00:00

abstract：:Gallbladder disease, and the patients with symptoms suggestive of gallbladder disease, remains a widespread clinical problem that requires investigation by imaging techniques. Sonography, and to a lesser extent cholescintigraphy, has facilitated the evaluation of these patients and allows the diagnosis of cholelithias...

journal_title：Radiology

authors： Cooperberg PL,Gibney RG

更新日期：1987-06-01 00:00:00