Hangman's fracture: radiologic assessment in 27 cases.

abstract：PURPOSE:To evaluate fluid-attenuated inversion-recovery (FLAIR) magnetic resonance (MR) imaging in a blinded reader study for the detection of proved subarachnoid space (SAS) disease. MATERIALS AND METHODS:FLAIR MR imaging was performed in 62 patients (21 with proved SAS or meningeal disease) and 41 control patients. ...

journal_title：Radiology

authors： Singer MB,Atlas SW,Drayer BP

更新日期：1998-08-01 00:00:00

abstract：:Cranial magnetic resonance (MR) imaging was performed in 38 pregnant and postpartum women and 30 nonpregnant age-matched control subjects to establish standards for pituitary gland size and shape during this period. Gland height and infundibulum width were measured on midline T1-weighted sagittal images. Gland convexi...

journal_title：Radiology

authors： Elster AD,Sanders TG,Vines FS,Chen MY

更新日期：1991-11-01 00:00:00

abstract：PURPOSE:To describe a program for controlling intravenous use of low-osmolar contrast agents (LOCAs). MATERIALS AND METHODS:The department of radiology at the authors' institution adopted a policy of selective use of intravenously administered LOCAs. Clinical indications for LOCA use were specified after consultation ...

journal_title：Radiology

authors： Levin DC,Gardiner GA Jr,Karasick S,Shaber GS,Wechsler RJ,McArdle GH,Lockard CD,Harford RJ

更新日期：1993-12-01 00:00:00

abstract：PURPOSE:To determine if magnetic resonance (MR) imaging data can be used to create rigid models that are accurate representations of the right ventricular outflow tract (RVOT) and pulmonary trunk anatomy and if such models can be used to refine the selection of patients for percutaneous pulmonary valve implantation (PP...

journal_title：Radiology

authors： Schievano S,Migliavacca F,Coats L,Khambadkone S,Carminati M,Wilson N,Deanfield JE,Bonhoeffer P,Taylor AM

更新日期：2007-02-01 00:00:00

abstract：:Few reports have described the nature of the appearance of nonacute subdural hematoma on magnetic resonance (MR) images. The authors analyzed MR images in 39 cases of nonacute subdural hematoma and subdural effusion by measuring in vitro proton relaxation times and the biochemical variables of hematoma fluids. T1 beca...

journal_title：Radiology

authors： Ebisu T,Naruse S,Horikawa Y,Tanaka C,Higuchi T

更新日期：1989-05-01 00:00:00

abstract：:The cause of superior vena cava syndrome (SVCS) in two patients was identified by means of endovascular biopsy of the superior vena cava (SVC) performed with a percutaneous atherectomy catheter. In both cases, the extracted tissues were neoplastic, therefore obviating additional invasive procedures. After a specific d...

journal_title：Radiology

authors： Dake MD,Zemel G,Dolmatch BL,Katzen BT

更新日期：1990-03-01 00:00:00

abstract：PURPOSE:To determine the effect of magnetic resonance (MR) imaging findings on management of complex fetal disorders. MATERIALS AND METHODS:MR imaging of the fetus was performed in 25 consecutive pregnant patients referred because of possible complex fetal disorders suspected on the basis of ultrasonographic (US) find...

journal_title：Radiology

authors： Coakley FV,Hricak H,Filly RA,Barkovich AJ,Harrison MR

更新日期：1999-12-01 00:00:00

abstract：:The authors investigated the spectrum of radiologic findings in a large series (n = 47) of patients seropositive to human immunodeficiency virus (HIV) 1 and with pathologically proved progressive multifocal leukoencephalopathy, to determine the characteristic imaging pattern of the disease. Thirty-six computed tomogra...

journal_title：Radiology

authors： Whiteman ML,Post MJ,Berger JR,Tate LG,Bell MD,Limonte LP

更新日期：1993-04-01 00:00:00

abstract：PURPOSE:To evaluate characteristics of delayed ischemic stroke after stent-assisted coil placement in cerebral aneurysms and to determine the optimal duration of dual antiplatelet therapy for its prevention. MATERIALS AND METHODS:This retrospective study was approved by the institutional review board, and the requirem...

journal_title：Radiology

authors： Hwang G,Kim JG,Song KS,Lee YJ,Villavicencio JB,Suroto NS,Park NM,Park SJ,Jeong EA,Kwon OK

更新日期：2014-10-01 00:00:00

abstract：:The mammograms of 86 women under the age of 50 years with mammographically detected cancers were reviewed. Sixty-three of these cancers (73%) were found at the periphery of the breast as defined by a zone 1 cm wide beneath the subcutaneous fat or anterior to the retromammary fat. This finding is likely due to the geom...

journal_title：Radiology

authors： Stacey-Clear A,McCarthy KA,Hall DA,Pile-Spellman E,White G,Hulka CA,Whitman GJ,Halpern EF,Kopans DB

更新日期：1993-03-01 00:00:00

abstract：PURPOSE:To evaluate initial radiologic findings of symptomatic intracranial vertebrobasilar dissections (VBDs) as well as the results at follow-up imaging of dissections that are conservatively managed. MATERIALS AND METHODS:The respective institutional review boards approved this retrospective study and waived the ne...

journal_title：Radiology

authors： Ahn SS,Kim BM,Suh SH,Kim DJ,Kim DI,Shin YS,Ha SY,Kwon YS

更新日期：2012-07-01 00:00:00

abstract：:Twenty-eight patients with intra-abdominal mesenchymal sarcomas were examined with gray scale ultrasonography. Masses were present in the mesentery, abdominal hollow viscera, liver, and retroperitoneal areas. Four different ultrasonic patterns were observed in the extra hepatic abdominal masses: (a) hyperechoic masses...

journal_title：Radiology

authors： Bree RL,Green B

更新日期：1978-07-01 00:00:00

abstract：:To assess the relationship of coronary artery calcification to angiographically detectable disease, the authors evaluated 100 patients less than 60 years of age who underwent clinically indicated coronary angiography and ultrafast computed tomography (CT). The ultrafast CT technique consisted of 3-mm-thick contiguous ...

journal_title：Radiology

authors： Breen JF,Sheedy PF 2nd,Schwartz RS,Stanson AW,Kaufmann RB,Moll PP,Rumberger JA

更新日期：1992-11-01 00:00:00

abstract：:A total of 24,560 fetal biparietal measurements were made using the B-scan technique. The increase in biparietal diameter was compared in normal pregnancies, in those complicated by diabetes or toxemia, and in fetuses thought to be small for dates. Only the last of these groups demonstrated a statistically significant...

journal_title：Radiology

authors： Aantaa K,Forss M

更新日期：1980-10-01 00:00:00

abstract：PURPOSE:To evaluate the frequency of the supraacetabular fossa (SAF) (pseudodefect of acetabular cartilage) at magnetic resonance (MR) arthrography of the hip and to compare the MR findings with those from arthroscopy. MATERIALS AND METHODS:All patients gave written permission for anonymized use of their medical data ...

journal_title：Radiology

authors： Dietrich TJ,Suter A,Pfirrmann CW,Dora C,Fucentese SF,Zanetti M

更新日期：2012-05-01 00:00:00

abstract：:Fine needle, percutaneous aspiration of suspect lymph nodes was carried out in 29 patients during fluoroscopy. The correct positioning of the needle was assured if the node moved with the tip of the needle. In 29 patients, there were 65 successful aspirations and 29 failures. Anesthesia is recommended but care should ...

journal_title：Radiology

authors： Göthlin JH

更新日期：1976-07-01 00:00:00

abstract：PURPOSE:To determine the usefulness of sonographically obtained resistive indexes (RIs) in the diagnosis of pancreas allograft rejection. MATERIALS AND METHODS:Findings were studied from 78 transduodenal pancreas allograft biopsies that were ultrasound-guided and cystoscopically directed. The 78 biopsies included 40 t...

journal_title：Radiology

authors： Nelson NL,Largen PS,Stratta RJ,Taylor RJ,Grune MT,Hapke MR,Radio SJ

更新日期：1996-07-01 00:00:00

abstract：PURPOSE:To evaluate the accuracy and precision of a radiographic absorptiometry (RA) method for assessment of bone mineral of the middle phalanges. MATERIALS AND METHODS:Nineteen cadaveric hands were radiographed with an aluminum wedge, once at 50 kVp and 400 mA and once at 60 kVp and 300 mA. Bone mineral content (BMC...

journal_title：Radiology

authors： Yang SO,Hagiwara S,Engelke K,Dhillon MS,Guglielmi G,Bendavid EJ,Soejima O,Nelson DL,Genant HK

更新日期：1994-09-01 00:00:00

abstract：PURPOSE:To assess syringe use among neuroangiographers and evaluate air emboli produced with glass and plastic syringes. MATERIALS AND METHODS:Questionnaires on syringes use were sent to 100 members of the American Society of Neuroradiology (ASNR). An in vitro system counted emboli during injections of contrast materi...

journal_title：Radiology

authors： Ginsberg LE,Stump DA,King JC,Deal DD,Moody DM

更新日期：1994-06-01 00:00:00

abstract：:Benign clear-cell tumor of the lung is a rare, distinctive, primary neoplasm with unique histologic and electron microscopic features which may resemble metastatic renal-cell carcinoma. This tumor typically presents as an asymptomatic, peripheral, sharply rounded mass in the lung. Clinical recognition can prevent an u...

journal_title：Radiology

authors： Harbin WP,Mark GJ,Greene RE

更新日期：1978-12-01 00:00:00

abstract：PURPOSE:To assess SH U 508A in the diagnosis of suspected renal arterial stenosis by means of ultrasonography (US) and to confirm the safety of SH U 508A in a clinical setting. MATERIALS AND METHODS:A randomized crossover study was performed in 198 patients from 14 European centers who were referred for renal arterial...

journal_title：Radiology

authors： Claudon M,Plouin PF,Baxter GM,Rohban T,Devos DM

更新日期：2000-03-01 00:00:00

abstract：:Single and multiple dose-time fractionation schemes were investigated in patients with mycosis fungoides and lymphoma cutis. The single dose response shows that the disease-free interval is dose dependent. Remission rates are similar when the same total dose is given in either single treatments or multiple daily fract...

journal_title：Radiology

authors： Kim JH,Nisce LZ,D'Anglo GJ

更新日期：1976-05-01 00:00:00

abstract：PURPOSE:To optimize detection and diagnosis of breast lesions with contrast-enhanced magnetic resonance (MR) imaging. MATERIALS AND METHODS:A three-dimensional fast low-angle shot pulse sequence was used for a group comparison consisting of 76 high-dose (0.16 mmol gadopentetate dimeglumine per kilogram of body weight)...

journal_title：Radiology

authors： Heywang-Köbrunner SH,Haustein J,Pohl C,Beck R,Lommatzsch B,Untch M,Nathrath WB

更新日期：1994-06-01 00:00:00

abstract：PURPOSE:To derive normalized data for the estimation of effective, gonadal, and peak skin doses to patients undergoing vertebroplasty or kyphoplasty and to investigate the potential for cancer induction, genetic effects, and radiation-induced skin injury after such procedures. MATERIALS AND METHODS:Dose values normali...

journal_title：Radiology

authors： Perisinakis K,Damilakis J,Theocharopoulos N,Papadokostakis G,Hadjipavlou A,Gourtsoyiannis N

更新日期：2004-09-01 00:00:00

abstract：:Background Virtual unenhanced (VUE) images obtained by using a dual-energy CT (DECT) multimaterial decomposition algorithm hold promise for diagnostic use in the abdomen in lieu of true unenhanced (TUE) images. Purpose To assess VUE images obtained from a DECT multimaterial decomposition algorithm in patients undergoi...

journal_title：Radiology

authors： Xiao JM,Hippe DS,Zecevic M,Zamora DA,Cai LM,Toia GV,Chandler AG,Dighe MK,O'Malley RB,Shuman WP,Wang CL,Mileto A

更新日期：2021-01-19 00:00:00

abstract：:Twenty-nine patients with known or suspected malignancy were studied with identical T1-weighted (spin echo [SE] and inversion recovery [IR]) and T2-weighted SE magnetic resonance (MR) imaging at 0.5 and 1.5 T to evaluate the relative sensitivities of these sequences for detecting focal hepatic lesions. At 0.5 T, 98 le...

journal_title：Radiology

authors： Steinberg HV,Alarcon JJ,Bernardino ME

更新日期：1990-01-01 00:00:00

abstract：:Percutaneous tunable dye laser lithotripsy was used in two patients to successfully fragment a 2-cm left hepatic duct calculus and a 5-mm main pancreatic duct calculus. Tunable dye laser lithotripsy may prove to be a more effective alternative to mechanical lithotripsy. ...

journal_title：Radiology

authors： Feldman RK,Freeny PC,Kozarek RA

更新日期：1990-03-01 00:00:00

abstract：:The specificity of the intraarticular facet block as a diagnostic test for facet joint disease is currently unknown. Capsular rupture with epidural and periarticular diffusion is probably responsible for many false positive findings. We found a comparatively low success rate of the procedure in 25 patients in whom max...

journal_title：Radiology

authors： Raymond J,Dumas JM

更新日期：1984-05-01 00:00:00

abstract：:Clinical, pathologic, and computed tomographic (CT) findings were reviewed in 400 patients with ethmoid sinus disease, including 272 who had undergone surgery. The postoperative appearance of ethmoid sinuses on CT scans is a highly neglected subject in radiologic literature. The unique ethmoid anatomy permits a variet...

journal_title：Radiology

authors： Som PM,Lawson W,Biller HF,Lanzieri CF

更新日期：1986-06-01 00:00:00

abstract：:A recently developed duplex ultrasonic imaging system that combines high-resolution real-time imaging with simultaneous Doppler analysis provides accurate evaluation of hemodynamically significant occlusive vascular lesions. This system was used in the evaluation of the extracranial carotid arteries, iliofemoral arter...

journal_title：Radiology

authors： Wetzner SM,Kiser LC,Bezreh JS

更新日期：1984-02-01 00:00:00