Non-western patterns of biliary stones and the role of ascariasis.

abstract：:Pilomatrixomas (calcifying epitheliomas of Malherbe) are benign soft-tissue tumors that occur in the dermis or subcutaneous tissues; about 40% are found in children under 10 years of age. More than 80% have microscopic calcification and/or ossification. Although the incidence of radiographically visible calcification ...

journal_title：Radiology

authors： Haller JO,Kassner G,Ostrowitz A,Kottmeler K,Perfschuk LP

更新日期：1977-04-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the safety and efficacy of undersized stents used in patients with high-grade intracranial stenosis and recurrent ischemic symptoms who are undergoing medical treatment. MATERIALS AND METHODS:In 18 patients (13 men, five women; age range, 51-82 years), 20 high-grade (>70%) intracrania...

journal_title：Radiology

authors： de Rochemont Rdu M,Turowski B,Buchkremer M,Sitzer M,Zanella FE,Berkefeld J

更新日期：2004-04-01 00:00:00

abstract：PURPOSE:To study the frequency, timing, and associations of thoracic metastases in advanced (stage III and IV) high-grade serous ovarian cancer (HGSC) to help optimize the use of cross-sectional chest imaging. MATERIALS AND METHODS:This institutional review board-approved retrospective study with waived informed conse...

journal_title：Radiology

authors： Shinagare AB,O'Neill AC,Cheng S,Somarouthu B,Tirumani SH,Nishino M,Van den Abbeele AD,Ramaiya NH

更新日期：2015-12-01 00:00:00

abstract：PURPOSE:To estimate the fraction of moving blood in tissue with power Doppler ultrasound (US). MATERIALS AND METHODS:Power Doppler US measurements of moving scatterers in a flow tube were made as a function of successive dilutions of the perfusate. Measurements were normalized relative to the maximum Doppler power in ...

journal_title：Radiology

authors： Rubin JM,Adler RS,Fowlkes JB,Spratt S,Pallister JE,Chen JF,Carson PL

更新日期：1995-10-01 00:00:00

abstract：PURPOSE:To evaluate the degeneration of the ipsilateral substantia nigra after striatal infarction by using magnetic resonance (MR) imaging. MATERIALS AND METHODS:Twenty-five adult patients with embolic cerebral infarction of the middle cerebral artery distribution underwent MR imaging 0-4, 5-9, 12-15, and 27-29 days ...

journal_title：Radiology

authors： Ogawa T,Okudera T,Inugami A,Noguchi K,Kado H,Yoshida Y,Uemura K

更新日期：1997-09-01 00:00:00

abstract：PURPOSE:To compare the alpha-angle measurements in volunteers and patients with femoroacetabular impingement (FAI) and to develop potential threshold values. MATERIALS AND METHODS:This study was approved by the institutional review board; all individuals signed informed consent. Magnetic resonance (MR) images at 1.5 T...

journal_title：Radiology

authors： Sutter R,Dietrich TJ,Zingg PO,Pfirrmann CW

更新日期：2012-08-01 00:00:00

abstract：PURPOSE:To determine whether adrenal adenomas can be differentiated from metastases on fat-saturated magnetic resonance (MR) images. MATERIALS AND METHODS:Twenty-eight adrenal adenomas and 20 metastatic lesions were imaged at 1.5 T by means of fat-saturated T1- and T2-weighted and gadolinium-enhanced T1-weighted seque...

journal_title：Radiology

authors： Ichikawa T,Ohtomo K,Uchiyama G,Koizumi K,Monzawa S,Oba H,Nogata Y,Kachi K,Toyama K,Yamaguchi M

更新日期：1994-10-01 00:00:00

abstract：:A 2-year-old girl with cyanotic congenital heart disease needed to undergo gastrostomy. To avoid the use of general anesthesia, a percutaneous gastrostomy was performed as an interventional radiologic procedure with the patient under sedation and with the use of local anesthesia. The placement of a nasogastrocutaneous...

journal_title：Radiology

authors： Keller MS,Lai S,Wagner DK

更新日期：1986-07-01 00:00:00

abstract：:To avoid the disadvantages associated with use of the traditional percutaneous transhepatic cholangiography (PTC) needle in ultrasonically guided percutaneous ethanol injection therapy (PEIT) for hepatocellular carcinoma, the authors developed a needle with a three-sided tip and three holes within 3 mm of the tip. In ...

journal_title：Radiology

authors： Akamatsu K,Miyauchi S,Ito Y,Ohkubo K,Maruyama M

更新日期：1993-01-01 00:00:00

abstract：:Pleural disease is an unusual manifestation of childhood leukemia. Three cases are presented which illustrate a definite association between leukemia and pleural thickening. In two patients, there was bilateral diffuse pleural thickening and, in the other, there were unilateral pleural-based masses. Pleural disease ma...

journal_title：Radiology

authors： Siegel MJ,Shackelford GD,McAlister WH

更新日期：1981-02-01 00:00:00

abstract：:A percutaneous technique is described for the introduction of Kimray-Greenfield filters into the vena cava through either the internal jugular or femoral approach. ...

journal_title：Radiology

authors： Tadavarthy SM,Castaneda-Zuniga W,Salomonowitz E,Lund G,Cragg A,Hunter D,Coleman C,Amplatz K

更新日期：1984-05-01 00:00:00

abstract：PURPOSE:To evaluate whether dynamic magnetic resonance (MR) imaging can increase the diagnostic accuracy in suspected local recurrence of rectal carcinoma. MATERIALS AND METHODS:Eighteen patients (seven men, 11 women, aged 26-78 years) with 19 suspect lesions were examined. T1-weighted (pre- and postcontrast) and T2-w...

journal_title：Radiology

authors： Müller-Schimpfle M,Brix G,Layer G,Schlag P,Engenhart R,Frohmuller S,Hess T,Zuna I,Semmler W,van Kaick G

更新日期：1993-12-01 00:00:00

abstract：:High fecal impaction resulted in complete bowel obstruction in 2 children following renal transplantation and in one adult on chemotherapy and narcotics. The usual methods of relief failed, and water-soluble contrast enemas with a high osmolality were employed. Fluoroscopic control assured placement of the enema fluid...

journal_title：Radiology

authors： Culp WC

更新日期：1975-04-01 00:00:00

abstract：:Comparison radiographs may be used to confirm subtle extremity fractures or dislocations in children. Some suggest that such views be routinely obtained. As determined by questionnaire, however, a clear majority (2:1) of pediatric radiologists do not currently utilize this procedure. Factors determining this are discu...

journal_title：Radiology

authors： Merten DF

更新日期：1978-01-01 00:00:00

abstract：:Ultrasound guidance was used in 10 aspiration and six drainage procedures in the intensive care unit. Sonography offered a safe and effective method for guidance of diagnostic aspiration in the ICU setting. Additionally, cholecystostomy, nephrostomy, abscess drainage, and empyema drainage were performed at bedside as ...

journal_title：Radiology

authors： McGahan JP

更新日期：1985-02-01 00:00:00

abstract：PURPOSE:To compare the capability to aid prediction of clinical outcome measures, including progression-free survival (PFS) and overall survival (OS), between volumetric estimates from contrast material-enhanced (CE) T1-weighted subtraction maps and traditional segmentation in a randomized multicenter clinical trial of...

journal_title：Radiology

authors： Ellingson BM,Kim HJ,Woodworth DC,Pope WB,Cloughesy JN,Harris RJ,Lai A,Nghiemphu PL,Cloughesy TF

更新日期：2014-04-01 00:00:00

abstract：:The CT scan with the 160 x 160 matrix demonstrated both the normal orbital anatomy and the abnormal orbital anatomy of Graves' ophthalmopathy in great detail. In Graves' ophthalmopathy, the cardinal pathologic feature of extraocular muscle enlargement was accurately reflected on the CT scan and was a distinctive, diag...

journal_title：Radiology

authors： Enzmann D,Marshal WH Jr,Rosenthal AR,Kriss JP

更新日期：1976-03-01 00:00:00

abstract：:From 1962 to 1984, 13 patients with juvenile nasopharyngeal angiofibroma (JNA) were treated with megavoltage radiation therapy. Follow-up ranged from 40 to 255 months (median, 136 months). Two patients received radiation therapy as the initial treatment; the other 11 patients had undergone unsuccessful previous surgic...

journal_title：Radiology

authors： Fields JN,Halverson KJ,Devineni VR,Simpson JR,Perez CA

更新日期：1990-07-01 00:00:00

abstract：PURPOSE:To evaluate the use, final outcome, and positive biopsy rate of American College of Radiology ultrasonographic (US) Breast Imaging Reporting and Data System (BI-RADS) categories 3, 4, and 5 recommended for breast masses. MATERIALS AND METHODS:At US, consecutive masses, palpable and nonpalpable, categorized as ...

journal_title：Radiology

authors： Raza S,Chikarmane SA,Neilsen SS,Zorn LM,Birdwell RL

更新日期：2008-09-01 00:00:00

abstract：:Ten patients suspected of having cervical carcinoma underwent magnetic resonance (MR) imaging before and after opacification of the vagina with a mixture of barium, water, and maltodextrin/calcium lactate. Use of vaginal contrast medium resulted in improved visualization of the vaginal wall, lumen, and fornices in all...

journal_title：Radiology

authors： Van Hoe L,Vanbeckevoort D,Oyen R,Itzlinger U,Vergote I

更新日期：1999-11-01 00:00:00

abstract：PURPOSE:To retrospectively determine if renal cell carcinoma can be differentiated from high-attenuation renal cysts at unenhanced computed tomography (CT) based on Hounsfield unit measurements and heterogeneity. MATERIALS AND METHODS:The Human Investigation Committee at our institution approved this study with waiver...

journal_title：Radiology

authors： Jonisch AI,Rubinowitz AN,Mutalik PG,Israel GM

更新日期：2007-05-01 00:00:00

abstract：:Eleven hundred sixty-three patients with squamous cell carcinoma of the upper respiratory and digestive tracts, treated from January 1948 through December 1965, had no evidence of disease five years after the initial treatment and no other manifestation of squamous cell carcinoma within the first five years. After fiv...

journal_title：Radiology

authors： Kogelnik HD,Fletcher GH,Jesse RH

更新日期：1975-05-01 00:00:00

abstract：:A commercially available double-lumen central venous catheter that can be inserted over a 0.018-inch guide wire was used for ureteral perfusion studies in three infants. Complications or difficulties were not encountered in any patients. This technique allows simultaneous monitoring of perfusion and intrarenal pressur...

journal_title：Radiology

authors： Diament MJ,Koenig JC Jr

更新日期：1991-10-01 00:00:00

abstract：PURPOSE:To explore the ability of whole-body 7.0-T magnetic resonance (MR) imaging to depict differences in aspects of the cerebral cortex of postmortem human brain specimens with cerebral amyloid beta deposition in connection with Alzheimer disease (AD), Down syndrome, or sporadic or hereditary cerebral amyloid angiop...

journal_title：Radiology

authors： van Rooden S,Maat-Schieman ML,Nabuurs RJ,van der Weerd L,van Duijn S,van Duinen SG,Natté R,van Buchem MA,van der Grond J

更新日期：2009-12-01 00:00:00

abstract：PURPOSE:To evaluate the long-term clinical and hemodynamic effectiveness of aortic stent placement in cases of failure of intended infrarenal percutaneous transluminal aortic angioplasty (PTAA). MATERIALS AND METHODS:Fifty-three patients who underwent technically successful PTAA were compared with 24 patients who unde...

journal_title：Radiology

authors： Therasse E,Côté G,Oliva VL,Cusson JR,Wistaff R,Nguyen PV,Bui BT,Perreault P,Lamarre L,Soulez G

更新日期：2001-06-01 00:00:00

abstract：PURPOSE:To evaluate the magnetic resonance (MR) imaging appearance of the testes in women with complete androgen insensitivity syndrome (CAIS), including any benign or malignant changes. MATERIALS AND METHODS:This was a retrospective review of the testicular MR images and histologic reports from 25 patients with CAIS ...

journal_title：Radiology

authors： Nakhal RS,Hall-Craggs M,Freeman A,Kirkham A,Conway GS,Arora R,Woodhouse CR,Wood DN,Creighton SM

更新日期：2013-07-01 00:00:00

abstract：:Studies of pylmonary clearance of tantalum dust labeled with 182Ta in dogs have been extended to as far as 816 days postexposure in order to substantiate earlier pulmonary retention data, examine lymphatic uptake, and seek long-term pathological changes. Exposure to 5-mug and 10-mug powders was compared with the resul...

journal_title：Radiology

authors： Morrow PE,Kilpper RW,Beiter HE,Gibb FR

更新日期：1976-11-01 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：:A phase-contrast cine magnetic resonance (MR) imaging technique was used to study normal dynamics of cerebrospinal fluid (CSF) in 10 healthy volunteers and four patients with normal MR images. This pulse sequence yielded 16 quantitative flow-encoded images per cardiac cycle (peripheral gating). Flow encoding depicted ...

journal_title：Radiology

authors： Enzmann DR,Pelc NJ

更新日期：1991-02-01 00:00:00

abstract：:Several examples of a peculiar deforming process about the ankle joint resulting in a tibiotalar deformity are reported. When found in black patients, further examination for sickle cell disease should be done. No previous mention of this deformity in connection with sickle cell anemia has been found. ...

journal_title：Radiology

authors： Shaub MS,Rosen R,Boswell W,Gordonson J

更新日期：1975-12-01 00:00:00