Hemorrhage in intracerebral arteriovenous malformations: angiographic determinants.

abstract：:Purpose To determine whether functional outcomes of veterans who sustained combat-related mild traumatic brain injury (TBI) are associated with scalar metrics derived from diffusion-tensor (DT) imaging at their initial postdeployment evaluation. Materials and Methods This HIPAA-compliant retrospective study was approv...

journal_title：Radiology

authors： Ware JB,Biester RC,Whipple E,Robinson KM,Ross RJ,Nucifora PG

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:To evaluate the ability of magnetization transfer (MT) contrast-prepared magnetic resonance (MR) imaging to help distinguish healthy from cirrhotic liver by using a spectrum of MT pulse frequency offsets. MATERIALS AND METHODS:This HIPAA-compliant prospective study was approved by the institutional review boar...

journal_title：Radiology

authors： Rosenkrantz AB,Storey P,Gilet AG,Niver BE,Babb JS,Hajdu CH,Lee VS

更新日期：2012-01-01 00:00:00

abstract：PURPOSE:To evaluate, by using computer image analysis, the mammographic density patterns of women with germ-line mutations in BRCA1 and BRCA2 genes in comparison with those of women at low risk of developing breast cancer. MATERIALS AND METHODS:Mammograms from 30 carriers of BRCA1 and BRCA2 mutations and from 142 low-...

journal_title：Radiology

authors： Huo Z,Giger ML,Olopade OI,Wolverton DE,Weber BL,Metz CE,Zhong W,Cummings SA

更新日期：2002-11-01 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：PURPOSE:To determine the relationship between annual screening volume and radiologist performance in the Screening Mammography Program of British Columbia, Canada. MATERIALS AND METHODS:Standardized abnormal interpretation ratios and standardized cancer detection ratios were constructed for 35 readers with at least 3 ...

journal_title：Radiology

authors： Kan L,Olivotto IA,Warren Burhenne LJ,Sickles EA,Coldman AJ

更新日期：2000-05-01 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：:In the assessment of vertebral bone mineral density (BMD) with quantitative computed tomography, accuracy is limited by systematic errors caused by beam-hardening effects and unknown marrow and fat concentrations in trabecular bone. Reproducibility depends on precise repositioning of the patient, selection of the regi...

journal_title：Radiology

authors： Kalender WA,Klotz E,Suess C

更新日期：1987-08-01 00:00:00

abstract：:Seven patients with proved small-bowel infarction were studied to determine whether the radiographic appearance of an ischemic segment is helpful in predicting the severity of the process, in particular the potential viability or nonviability of the affected bowel. It was found that the barium examination is useful in...

journal_title：Radiology

authors： Joffe N,Goldman H,Antonioli DA

更新日期：1977-05-01 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：PURPOSE:To test the technical feasibility and results of placement of metal stents into ureters obstructed by extensive tumor. MATERIALS AND METHODS:Six consecutive patients (two men and four women, aged 35-66 years and with incurable malignancies) underwent insertion of metallic endoprostheses in nine obstructed uret...

journal_title：Radiology

authors： vanSonnenberg E,D'Agostino HB,O'Laoide R,Donaldson J,Sanchez RB,Hoyt A,Pittman CC

更新日期：1994-06-01 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 prospectively evaluate airway wall thickness and lung attenuation at spirometrically gated thin-section computed tomography (CT) in patients with chronic obstructive pulmonary disease (COPD) and to correlate gated CT findings with pulmonary function test (PFT) results. MATERIALS AND METHODS:The ethical comm...

journal_title：Radiology

authors： Orlandi I,Moroni C,Camiciottoli G,Bartolucci M,Pistolesi M,Villari N,Mascalchi M

更新日期：2005-02-01 00:00:00

abstract：PURPOSE:To evaluate intra- and interobserver variability, as well as agreement for nodule size measurements on chest tomosynthesis and computed tomographic (CT) images. MATERIALS AND METHODS:The Regional Ethical Review Board approved this study, and all participants gave written informed consent. Thirty-six segmented ...

journal_title：Radiology

authors： Johnsson ÅA,Fagman E,Vikgren J,Fisichella VA,Boijsen M,Flinck A,Kheddache S,Svalkvist A,Båth M

更新日期：2012-10-01 00:00:00

abstract：:A review of the sonographic findings in 17 children with non-inflammatory neck masses suggests that while ultrasound is nonspecific with regard to the differential diagnosis, it can show whether a mass is cystic, solid, or complex. Sonography is also useful in clarifying the anatomical extent of a lesion and involveme...

journal_title：Radiology

authors： Friedman AP,Haller JO,Goodman JD,Nagar H

更新日期：1983-06-01 00:00:00

abstract：PURPOSE:To evaluate the frequency, risk factors, and clinical significance of aggressive intrasegmental recurrence (AIR) found after radiofrequency (RF) ablation for hepatocellular carcinoma (HCC). MATERIALS AND METHODS:Institutional review board approval was obtained for this retrospective study. Between March 2005 a...

journal_title：Radiology

authors： Kang TW,Lim HK,Lee MW,Kim YS,Rhim H,Lee WJ,Gwak GY,Paik YH,Lim HY,Kim MJ

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:To compare the success and infection rates of radiologic placement with those of surgical placement of tunneled central venous access catheters (TCVACs) in infants and small children. MATERIALS AND METHODS:In 17 pediatric patients, TCVACs were placed with vascular access under ultrasound or fluoroscopic guidan...

journal_title：Radiology

authors： Nosher JL,Shami MM,Siegel RL,DeCandia M,Bodner LJ

更新日期：1994-07-01 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：:A clinical comparison study of scanning equalization radiography (SER) and conventional chest radiography was performed with the latest prototype SER system. Conventional chest radiography was performed at 120 kVp with Lanex regular screens (Eastman Kodak, Rochester, NY) and Kodak Ortho-G or Ortho-C film (Eastman Koda...

journal_title：Radiology

authors： Wandtke JC,Plewes DB

更新日期：1989-09-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the prevalence of neonatal intracranial hemorrhage (ICH) and its relationship to obstetric and neonatal risk factors. MATERIALS AND METHODS:Pregnant women were recruited for a prospective study of neonatal brain development; the study was approved by the institutional review board a...

journal_title：Radiology

authors： Looney CB,Smith JK,Merck LH,Wolfe HM,Chescheir NC,Hamer RM,Gilmore JH

更新日期：2007-02-01 00:00:00

abstract：:A previously healthy man had a carcinoid tumor that caused obstruction and dilatation of the appendiceal lumen, with subsequent inflammation of the appendix. He had acute pain in the lower right abdomen, loss of appetite, constipation, pyrexia, and an increased erythrocyte sedimentation rate without leukocytosis. Alth...

journal_title：Radiology

authors： Hermans JJ,Hermans AL,Risseeuw GA,Verhaar JC,Meradji M

更新日期：1993-07-01 00:00:00

abstract：:A retrospective study of 118 lymphoma patients revealed the computed tomographic brain scan to be sensitive to involvement of the orbit and the brain parenchyma by lymphoma. Brain parenchymal lymphoma was seen only in diffuse histiocytic lymphoma; dural infiltration was less readily detected. Leptomeningeal lymphoma c...

journal_title：Radiology

authors： Brant-Zawadzki M,Enzmann DR

更新日期：1978-10-01 00:00:00

abstract：PURPOSE:To investigate contralateral breast biopsy histologic findings in women with breast cancer. MATERIALS AND METHODS:Histologic findings in 237 patients with breast cancer who underwent contralateral breast biopsy for clinically or mammographically detected abnormalities were retrospectively reviewed. Malignant f...

journal_title：Radiology

authors： Roubidoux MA,Helvie MA,Wilson TE,Lai NE,Paramagul C

更新日期：1997-06-01 00:00:00

abstract：:Duplication of intrahepatic venous channels was observed in 9 of 13 children with congenital hepatic fibrosis and portal hypertension. Portal hypertension due to other causes was not associated with venous duplication. This anomaly may be a distinctive feature of congenital hepatic fibrosis with portal hypertension. ...

journal_title：Radiology

authors： Odievre M,Chaumont P,Montagne JP,Alagille D

更新日期：1977-02-01 00:00:00

abstract：:Purpose To compare lobar ventilation and apparent diffusion coefficient (ADC) values obtained with hyperpolarized xenon 129 (129Xe) magnetic resonance (MR) imaging to quantitative computed tomography (CT) metrics on a lobar basis and pulmonary function test (PFT) results on a whole-lung basis in patients with chronic ...

journal_title：Radiology

authors： Matin TN,Rahman N,Nickol AH,Chen M,Xu X,Stewart NJ,Doel T,Grau V,Wild JM,Gleeson FV

更新日期：2017-03-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the long-term effectiveness of percutaneous transhepatic balloon dilation of portal venous stenosis in patients who have undergone living donor liver transplantation. MATERIALS AND METHODS:Institutional review board approval and informed consent were not required. From June 1996 to ...

journal_title：Radiology

authors： Shibata T,Itoh K,Kubo T,Maetani Y,Shibata T,Togashi K,Tanaka K

更新日期：2005-06-01 00:00:00

abstract：PURPOSE:To assess computed tomography (CT) with iodized oil for depiction of small hepatocellular carcinoma (HCC) before liver transplantation. MATERIALS AND METHODS:Thirty-five consecutive cirrhotic patients underwent CT with iodized oil to determine the presence, number, size, and location of possible nodules. All p...

journal_title：Radiology

authors： Taourel PG,Pageaux GP,Coste V,Fabre JM,Pradel JA,Ramos J,Larrey D,Domergue J,Michel H,Bruel JM

更新日期：1995-11-01 00:00:00

abstract：:A case of achalasia complicated by Mycobacterium fortuitum pulmonary infection and empyema is reported. This association has been documented in the medical literature. Possible mechanisms explaining this association are discussed. ...

journal_title：Radiology

authors： Aronchick JM,Miller WT,Epstein DM,Gefter WB

更新日期：1986-07-01 00:00:00

abstract：PURPOSE:To evaluate the value of magnetic resonance (MR) imaging with a flexible surface coil in predicting the resectability of tumors in the lower rectum and the feasibility of sphincteral salvage. MATERIALS AND METHODS:In a prospective study, 61 patients with histologically proved primary adenocarcinoma of the lowe...

journal_title：Radiology

authors： Urban M,Rosen HR,Hölbling N,Feil W,Hochwarther G,Hruby W,Schiessel R

更新日期：2000-02-01 00:00:00

abstract：:Kinetics of an iodinated contrast medium were evaluated quantitatively as a function of time up to one hour after intravenous infusion in the brains of dogs with experimentally induced radiation damage and dogs with spontaneous brain tumor. Radiation damage was characterized by an increase in iodine accumulation soon ...

journal_title：Radiology

authors： Fike JR,Cann CE

更新日期：1984-04-01 00:00:00

abstract：:A nodular density seen at the posterior lung base on lateral chest radiographs proved to be normal bone in the spine. This nodule results from slight thickening of the bone at the superior aspect of the area where the two laminae join to form the spinous process. ...

journal_title：Radiology

authors： Shortsleeve MJ,Foster SC

更新日期：1979-05-01 00:00:00