Lumbosacral transitional vertebrae: association with low back pain.

abstract：PURPOSE:To assess the reproducibility and accuracy of volumetric quantifications of articular cartilage in the knee determined with three-dimensional (3D) magnetic resonance (MR) imaging combined with pulsed saturation transfer subtraction (STS) or T1-weighted fat suppression (FS) imaging. MATERIALS AND METHODS:Eight ...

journal_title：Radiology

authors： Peterfy CG,van Dijke CF,Janzen DL,Glüer CC,Namba R,Majumdar S,Lang P,Genant HK

更新日期：1994-08-01 00:00:00

abstract：:Radiolabeling of Ivalon (polyvinyl alcohol sponge) particles permits localization of injected particles during embolization through the use of a portable gamma camera and provides a means to prevent potentially fatal complications such as pulmonary embolization. A more efficient technique of labeling Ivalon particles ...

journal_title：Radiology

authors： duCret RP,Adkins MC,Hunter DW,Yedlicka JW,Engeler CM,Castaneda-Zuniga WR,Amplatz K,Sirr SA,Boudreau RJ,Kuni CC

更新日期：1990-11-01 00:00:00

abstract：:Numerous in vitro studies have found that clot formation may occur when blood is mixed directly with nonionic low-osmolality contrast media during angiographic procedures because of activation of hemostasis in the catheter; ionic contrast media, on the other hand, inhibit clot formation. Thirty patients were injected ...

journal_title：Radiology

authors： Casalini E

更新日期：1992-06-01 00:00:00

abstract：:The diagnosis of pulmonary sequestration has traditionally relied on angiographic demonstration of a systemic artery to the sequestered lung tissue. Rarely, extralobar sequestration can be associated with tension hydrothorax, which in the past has invariably led to fetal hydrops and death. The authors report the cases...

journal_title：Radiology

authors： Hernanz-Schulman M,Stein SM,Neblett WW,Atkinson JB,Kirchner SG,Heller RM,Merrill WH,Fleischer AC

更新日期：1991-09-01 00:00:00

abstract：:Renal artery stenosis in 201 patients with hypertension was treated with percutaneous transluminal renal angioplasty (PTRA). A total of 213 procedures were performed as treatment of 262 separate stenosis. The stenosis was caused by atherosclerosis in 134 cases and by fibromuscular dysplasia (FMD) in 52 cases; the caus...

journal_title：Radiology

authors： Klinge J,Mali WP,Puijlaert CB,Geyskes GG,Becking WB,Feldberg MA

更新日期：1989-05-01 00:00:00

abstract：:Fifty-one patients underwent both radionuclide and ultrasound studies of the hepatobiliary system. Eleven patients had large bile duct obstruction, six had intrahepatic diffuse small duct obstruction, and 37 had no obstruction. In all 11 patients with large duct obstruction, the radionuclide images were abnormal, but ...

journal_title：Radiology

authors： Klingensmith WC 3rd,Johnson ML,Kuni CC,Dunne MG,Fritzberg AR

更新日期：1981-01-01 00:00:00

abstract：:Purpose To determine whether there is an association between radiologist shift length, schedule, or examination volume and interpretive accuracy. Materials and Methods This study was institutional review board approved and HIPAA compliant. A retrospective analysis of all major discrepancies from a 2015 quality assuran...

journal_title：Radiology

authors： Hanna TN,Lamoureux C,Krupinski EA,Weber S,Johnson JO

更新日期：2018-04-01 00:00:00

abstract：:To evaluate the ability of ultrasonography (US) to determine venous tumor extension, we studied 120 consecutive patients with renal neoplasms. The incidence of renal vein involvement in this group was 18%; caval tumor extension occurred in 11% of the patients. Real-time US clearly visualized the entire retrohepatic in...

journal_title：Radiology

authors： Schwerk WB,Schwerk WN,Rodeck G

更新日期：1985-08-01 00:00:00

abstract：PURPOSE:To evaluate the safety and efficacy of gadoxetic acid disodium-enhanced magnetic resonance (MR) imaging for the detection of focal liver lesions, with results of histopathologic examination and/or intraoperative ultrasonography used as a standard of reference. MATERIALS AND METHODS:One hundred sixty-nine patie...

journal_title：Radiology

authors： Huppertz A,Balzer T,Blakeborough A,Breuer J,Giovagnoni A,Heinz-Peer G,Laniado M,Manfredi RM,Mathieu DG,Mueller D,Reimer P,Robinson PJ,Strotzer M,Taupitz M,Vogl TJ,European EOB Study Group.

更新日期：2004-01-01 00:00:00

abstract：:The potential renal vasodilatory effect of dopamine in improving renal function after arteriography was studied. Sixty patients with preexisting renal insufficiency were prospectively randomized into two groups. Patients in the treated group (n = 30) received an infusion of dopamine for 12 hours starting at the beginn...

journal_title：Radiology

authors： Hans B,Hans SS,Mittal VK,Khan TA,Patel N,Dahn MS

更新日期：1990-09-01 00:00:00

abstract：:Agent Orange exposure and its long-term health consequences on Vietnam veterans have been widely discussed in the past few years. Myriad physical and mental disabilities have been studied with regard to exposure to various herbicides. The number of persons potentially exposed is large, since 2.4-2.8 million U.S. milit...

journal_title：Radiology

authors： Pollei S,Mettler FA Jr,Kelsey CA,Walters MR,White RE

更新日期：1986-10-01 00:00:00

abstract：:Stitch granuloma is rarely a consideration in the differential diagnosis of stomach lesions. This report documents the occurrence of a granulomatous mass of gastric origin simulating an intramural tumor. ...

journal_title：Radiology

authors： Belleza NA,Lowman RM

更新日期：1978-04-01 00:00:00

abstract：:The authors present the postoperative angiographic appearance of the revascularized renal artery in 128 patients. The angiographic findings in four types of surgical procedures (saphenous bypass graft, dacron graft, endarterectomy, and reimplantation of the renal artery) are discussed. Postoperative angiography accura...

journal_title：Radiology

authors： Ekelund L,Gerlock J Jr,Goncharenko V,Foster J

更新日期：1978-02-01 00:00:00

abstract：PURPOSE:To show that prospective electrocardiographically (ECG)-triggered coronary computed tomographic (CT) angiography (hereafter, prospective CT angiography) is at least as effective as retrospective ECG-gated coronary CT angiography (hereafter, retrospective CT angiography). MATERIALS AND METHODS:Institutional rev...

journal_title：Radiology

authors： Hirai N,Horiguchi J,Fujioka C,Kiguchi M,Yamamoto H,Matsuura N,Kitagawa T,Teragawa H,Kohno N,Ito K

更新日期：2008-08-01 00:00:00

abstract：:Magnetic resonance (MR) imaging of the temporomandibular joint was performed in two subjects using a 1.5 T experimental imaging system equipped with a 6.5 cm surface coil antenna. Normal and pathologic anatomy were demonstrated with exquisite detail. Anterior displacement of the joint meniscus was clearly visible in t...

journal_title：Radiology

authors： Roberts D,Schenck J,Joseph P,Foster T,Hart H,Pettigrew J,Kundel HL,Edelstein W,Haber B

更新日期：1985-03-01 00:00:00

abstract：:Empyema developing from retropharyngeal abscess is a rare complication. Two infants with clinical symptomatology and inital chest radiographic findings of pleural fluid which suggested the possibility of retrophoryngeal abscess are described. A child with submandibular and cervical abscesses is also reported; pleural ...

journal_title：Radiology

authors： Ramilo J,Harris VJ,White H

更新日期：1978-03-01 00:00:00

abstract：PURPOSE:To evaluate radiologists' performance for determining a distinction between benign and malignant pulmonary nodules on chest radiographs without and with use of a computer-aided diagnosis scheme. MATERIALS AND METHODS:Fifty-three chest radiographs that depicted 31 primary lung cancers and 22 benign nodules were...

journal_title：Radiology

authors： Shiraishi J,Abe H,Engelmann R,Aoyama M,MacMahon H,Doi K

更新日期：2003-05-01 00:00:00

abstract：:One hundred patients whose standard endoscopic retrograde cholangiographic studies gave poor visualization of the biliary tract were investigated using a balloon catheter introduced into the common bile duct by duodenoscopy to block contrast material leakage. Full diagnostic visualization was obtained in 90 patients, ...

journal_title：Radiology

authors： Yoshimoto H,Ikeda S,Tanaka M,Matsumoto S,Nakayama F

更新日期：1986-04-01 00:00:00

abstract：:The accumulation of technetium-99m diethylenetriamine pentaacetic acid (Tc-99m DTPA) in benign soft-tissue neurofibromatosis tumors is reported. In a series of 16 patients with clinical stigmata of neurofibromatosis, 28 sites of abnormal soft-tissue localization of the isotope observed scintigraphically were documente...

journal_title：Radiology

authors： Mandell GA,Herrick WC,Harcke HT,Sharkey C,Brooks KM,MacEwen GD

更新日期：1985-12-01 00:00:00

abstract：PURPOSE:To correlate upper gastrointestinal study findings of the position of the duodenum and duodenal-jejunal junction in children after liver transplantation with transplant type, age at transplantation, indication for transplantation, and history of surgery or malrotation. MATERIALS AND METHODS:Upper gastrointesti...

journal_title：Radiology

authors： Benya EC,Ben-Ami TE,Whitington PF,Alonso EM,Millis JM,Yousefzadeh DK

更新日期：1998-04-01 00:00:00

abstract：:Knowledge of the timing and course of neonatal intracranial hemorrhage is essential in determining the etiology of hemorrhage, since the key to preventing neurologic damage in newborns is to define preventable causes and to treat the complications of hemorrhage. In an intensive study of 49 neonates delivered less than...

journal_title：Radiology

authors： Rumack CM,Manco-Johnson ML,Manco-Johnson MJ,Koops BL,Hathaway WE,Appareti K

更新日期：1985-01-01 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：:Mammography utilization remains below the level needed to achieve the National Cancer Institute's year-2000 goals for reducing breast cancer mortality by 50%. Previous research has identified both patient and physician barriers. The authors interviewed 600 randomly selected women who were offered a free mammographic e...

journal_title：Radiology

authors： Rimer BK,Keintz MK,Kessler HB,Engstrom PF,Rosan JR

更新日期：1989-07-01 00:00:00

abstract：:A modified transfemoral technique for testicular venography and occlusion of the testicular vein (TV) was used to treat 30 patients with a total of 43 varicoceles (17 left-sided and 13 bilateral). Occlusion was satisfactory in all left varicoceles and 90% of right varicoceles. This coaxial technique facilitates subsel...

journal_title：Radiology

authors： Berkman WA,Price RB,Wheatley JK,Fajman WA,Sones PJ,Casarella WJ

更新日期：1984-04-01 00:00:00

abstract：:Magnetic resonance (MR) imaging was performed in 17 patients, 11-84 years of age, referred for evaluation of possible osteomyelitis involving the appendicular skeleton. MR imaging permitted successful identification of osteomyelitis in ten patients (four acute, two subacute with Brodie abscess, two chronic, and two ac...

journal_title：Radiology

authors： Tang JS,Gold RH,Bassett LW,Seeger LL

更新日期：1988-01-01 00:00:00

abstract：:Renal uptake of 99mTc-sulfur colloid during liver and spleen imaging was observed in 4 patients; all had moderate to severe congestive heart failure. Four similar patients with this association have been reported. Although the exact mechanism of colloid uptake by the kidneys is not known, an association with congestiv...

journal_title：Radiology

authors： Klingensmith WC 3rd,Datu JA,Burdick DC

更新日期：1978-04-01 00:00:00

abstract：:Purpose To determine whether there were gender differences in full professorship after accounting for factors known to influence academic advancement. Materials and Methods Institutional review board approval was obtained for this HIPAA-compliant study, with waiver of informed consent. In this cross-sectional study, t...

journal_title：Radiology

authors： Kapoor N,Blumenthal DM,Smith SE,Ip IK,Khorasani R

更新日期：2017-04-01 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：: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：PURPOSE:To prospectively investigate the effect of low tube voltage on radiation dose, contrast enhancement, image quality, and image noise at abdominal dynamic computed tomography (CT). MATERIALS AND METHODS:The institutional review board approved this study. Prior informed consent was obtained from all patients. For...

journal_title：Radiology

authors： Nakayama Y,Awai K,Funama Y,Hatemura M,Imuta M,Nakaura T,Ryu D,Morishita S,Sultana S,Sato N,Yamashita Y

更新日期：2005-12-01 00:00:00