Bone mineral measurement of phalanges: comparison of radiographic absorptiometry and area dual X-ray absorptiometry.

abstract：:The small digital computer is becoming ever more powerful, reliable, and inexpensive. Diagnostic radiology and the computer are becoming more intertwined. During the past decade, computed tomography (CT) has achieved outstanding success. CT and other digital image systems that are capable of computer manipulation, sto...

journal_title：Radiology

authors： Barnhard HJ,Lane GB

更新日期：1982-11-01 00:00:00

abstract：:The rates of diabetes, obesity, and metabolic disease have reached epidemic proportions worldwide. In recent years there has been renewed interest in combating these diseases not only by modifying energy intake and lifestyle factors, but also by inducing endogenous energy expenditure. This approach has largely been st...

journal_title：Radiology

authors： Sampath SC,Sampath SC,Bredella MA,Cypess AM,Torriani M

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:To prospectively compare therapeutic confidence in, patient outcomes (in terms of quality of life) after, and the costs of digital subtraction angiography (DSA) with those of multi-detector row computed tomographic (CT) angiography as the initial diagnostic imaging test in patients with peripheral arterial dise...

journal_title：Radiology

authors： Kock MC,Adriaensen ME,Pattynama PM,van Sambeek MR,van Urk H,Stijnen T,Hunink MG

更新日期：2005-11-01 00:00:00

abstract：:The authors report a case of traumatic removal of nerve tissue during myelography with the Chynn aspiration cannula. If such a situation occurs, the authors suggest making a second puncture at a different level. ...

journal_title：Radiology

authors： Brodey PA,London SS,Sung MA

更新日期：1977-12-01 00:00:00

abstract：:The author's experience with 72 patients with impotence, one patient with Peyronie disease (no impotence), and two healthy volunteers indicates that incompetence of the venocclusive mechanism of the corpora cavernosa is probably the most common cause of vasculogenic impotence. Manometric and angiographic studies are t...

journal_title：Radiology

authors： Bookstein JJ

更新日期：1987-07-01 00:00:00

abstract：:The computed tomographic (CT) findings in six patients with periportal tuberculous adenitis were reviewed retrospectively to analyze the main morphologic features of the disease. In all patients, hypodense lymph nodes were observed close to the porta hepatis, with peripheral enhancement seen after administration of co...

journal_title：Radiology

authors： Mathieu D,Ladeb MF,Guigui B,Rousseau M,Vasile N

更新日期：1986-12-01 00:00:00

abstract：:Proton magnetic resonance (MR) spectroscopy of the brain was performed in 11 patients with chronic hepatic encephalopathy (CHE), and the results were compared with those of patients with liver disease but without CHE; clinical control subjects with diabetes, uremia, or cortical atrophy; and healthy subjects. The techn...

journal_title：Radiology

authors： Kreis R,Ross BD,Farrow NA,Ackerman Z

更新日期：1992-01-01 00:00:00

abstract：:Magnetic resonance imaging (MRI) of an angiographically confirmed pulmonary embolus was performed. The thrombus appeared as an intense intraluminal signal within the left descending pulmonary artery; this signal was absent on repeat examination after clot lysis. Because MR will not image flowing blood, it provides a p...

journal_title：Radiology

authors： Moore EH,Gamsu G,Webb WR,Stulbarg MS

更新日期：1984-11-01 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 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：:To investigate spatial resolution requirements for digitized portal images in radiation therapy, observer performance tests were performed. One hundred twenty portal images were digitized with sampling frequencies of 0.700, 0.350, and 0.175 mm for observation. Receiver operating characteristic analysis was used to det...

journal_title：Radiology

authors： Okajima K,Nagata Y,Mitsumori M,Ishigaki T,Kimura I,Nakano Y,Minato K,Komori M,Sato K,Takahashi T

更新日期：1992-05-01 00:00:00

abstract：:The intracarotid amobarbital sodium, or Wada, test has been used to localize speech and memory function prior to surgical treatment of temporal lobe seizures. The authors mixed technetium-99m hexamethyl-propyleneamine oxime (HMPAO) with amobarbital sodium and injected the mixture in 25 patients with epilepsy. Single p...

journal_title：Radiology

authors： Jeffery PJ,Monsein LH,Szabo Z,Hart J,Fisher RS,Lesser RP,Debrun GM,Gordon B,Wagner HN Jr,Camargo EE

更新日期：1991-03-01 00:00:00

abstract：:The capability of ultrasonography and computed tomographic body scanning to demonstrate the status of the biliary tract was studied prospectively in 23 jaundiced patients. Ultrasonography correctly indicated the presence or absence of obstruction in 21 of the 23 patients and CT scanning in 20. Both procedures correctl...

journal_title：Radiology

authors： Goldberg HI,Filly RA,Korobkin M,Moss AA,Kressel HY,Callen PW

更新日期：1978-12-01 00:00:00

abstract：:Primary and secondary lung malignancies are often treated with surgery. Many patients are poor surgical candidates owing to advanced age or medical comorbidities. Alternatives to surgery for localized disease include radiation therapy and the newer treatments known as image-guided thermal ablation. Image-guided therma...

journal_title：Radiology

authors： Dupuy DE

更新日期：2011-09-01 00:00:00

abstract：PURPOSE:To evaluate the effectiveness of positron emission tomography (PET) with carbon-11 choline in brain tumor imaging. MATERIALS AND METHODS:A rat glioma cell line (C6) was incubated with C-14 choline; the time course of uptake and metabolism was determined in vitro. C-11 choline was injected intravenously in tumo...

journal_title：Radiology

authors： Shinoura N,Nishijima M,Hara T,Haisa T,Yamamoto H,Fujii K,Mitsui I,Kosaka N,Kondo T,Hara T

更新日期：1997-02-01 00:00:00

abstract：:Of 109 children examined by cranial computed tomography soon after an acute head injury, a density in the region of the falx was identified in 24 patients, but disappeared on subsequent studies. The density measures in the range of blood and is thought to represent subarachnoid blood. It can be confused with falx calc...

journal_title：Radiology

authors： Dolinskas CA,Zimmerman RA,Bilaniuk LT

更新日期：1978-02-01 00:00:00

abstract：PURPOSE:To determine the safety and diagnostic accuracy of a provocative protocol with heparin and urokinase to induce bleeding and determine the source in patients with chronic gastrointestinal hemorrhage. MATERIALS AND METHODS:Nine patients had gastrointestinal bleeding from an indeterminate source and had negative ...

journal_title：Radiology

authors： Malden ES,Hicks ME,Royal HD,Aliperti G,Allen BT,Picus D

更新日期：1998-04-01 00:00:00

abstract：:In order to test a hypothesis that the routine use of one midsagittal and four preselected coronal reconstruction images would disclose lesions unsuspected on standard cranial computed tomography (CT) scans, 204 patient examinations were subjected to such multiplanar reconstruction manipulation; the original CT diagno...

journal_title：Radiology

authors： Baker HL Jr

更新日期：1981-07-01 00:00:00

abstract：: Online supplemental material is available for this article. ...

journal_title：Radiology

authors： Kandemirli SG,Dogan L,Sarikaya ZT,Kara S,Akinci C,Kaya D,Kaya Y,Yildirim D,Tuzuner F,Yildirim MS,Ozluk E,Gucyetmez B,Karaarslan E,Koyluoglu I,Demirel Kaya HS,Mammadov O,Kisa Ozdemir I,Afsar N,Citci Yalcinkaya B,Rasi

更新日期：2020-10-01 00:00:00

abstract：PURPOSE:To compare open-magnet magnetic resonance (MR) imaging performed with the patient sitting with dynamic closed-magnet MR imaging of the pelvic floor performed with the patient supine. MATERIALS AND METHODS:Thirty-eight patients underwent dynamic 1.5-T closed-magnet pelvic floor MR imaging while in the supine po...

journal_title：Radiology

authors： Bertschinger KM,Hetzer FH,Roos JE,Treiber K,Marincek B,Hilfiker PR

更新日期：2002-05-01 00:00:00

abstract：PURPOSE:To compare the accuracy of magnetic resonance (MR) imaging with that of the current clinical standard of endoscopy and endoscopic biopsy, to determine whether MR imaging depicts subclinical cancers missed at endoscopy and endoscopic biopsy, and to determine whether MR imaging can identify patients without nasop...

journal_title：Radiology

authors： King AD,Vlantis AC,Bhatia KS,Zee BC,Woo JK,Tse GM,Chan AT,Ahuja AT

更新日期：2011-02-01 00:00:00

abstract：:High-resolution, real-time sonography of the rotator cuff was performed in 51 shoulders, and the results were correlated with findings obtained during subsequent surgery. Prospective sensitivity of sonography in detection of a tear was 100%; specificity, 75%; and accuracy, 92%. Retrospective estimation of tear size on...

journal_title：Radiology

authors： Hodler J,Fretz CJ,Terrier F,Gerber C

更新日期：1988-12-01 00:00:00

abstract：PURPOSE:To assess whether radiologic technologists could be successfully trained to identify abnormalities on mammograms. MATERIALS AND METHODS:Eight radiologic technologists from two different institutions took a pretest, underwent an 8-hour training course followed by a period of preceptorship, and then took a postt...

journal_title：Radiology

authors： Bassett LW,Hollatz-Brown AJ,Bastani R,Pearce JG,Hirji K,Chen L

更新日期：1995-01-01 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：:Bilateral peripheral pulmonary infiltrates caused by Pneumocystis carinii developed in a patient undergoing mediastinal irradiation after chemotherapy for Hodgkin disease. The paramediastinal part of the lung included within the treatment port remained clear during the 2 1/2 weeks of radiation therapy. The distributio...

journal_title：Radiology

authors： Panicek DM,Groskin SA,Chung CT,Heitzman ER,Sagerman RH

更新日期：1987-06-01 00:00:00

abstract：:In his review of the AAPM statement on ultrasound, the author feels that allowing "some" research or demonstration on normal persons in the face of cautionary statements on as yet unknown side effects is an inconsistent position. The use of videotapes and the development of simulators hacked by data banks are offered...

journal_title：Radiology

authors： Gramiak R

更新日期：1975-09-01 00:00:00

abstract：PURPOSE:To use directed biopsy sampling to determine whether microvascular assessment within gliomas, by means of ultrahigh-field-strength high-spatial-resolution gradient-echo (GRE) magnetic resonance (MR) imaging at 8 T, correlates with histopathologic assessment of microvascularity. MATERIALS AND METHODS:The study ...

journal_title：Radiology

authors： Christoforidis GA,Yang M,Abduljalil A,Chaudhury AR,Newton HB,McGregor JM,Epstein CR,Yuh WT,Watson S,Robitaille PM

更新日期：2012-07-01 00:00:00

abstract：PURPOSE:To evaluate positron emission tomography (PET) with fluorine-18-labeled fluorodeoxyglucose (FDG) for detection of pancreatic cancer compared with computed tomography (CT) and ultrasonography (US). MATERIALS AND METHODS:Forty patients with suspected pancreatic cancer underwent static PET after intravenous injec...

journal_title：Radiology

authors： Bares R,Klever P,Hauptmann S,Hellwig D,Fass J,Cremerius U,Schumpelick V,Mittermayer C,Büll U

更新日期：1994-07-01 00:00:00

abstract：PURPOSE:To compare the image quality and degree of vessel narrowing at flow-sensitive dephasing (FSD) magnetic resonance (MR) angiography of the hands with those at contrast material-enhanced MR angiography of the hands in patients with systemic sclerosis. MATERIALS AND METHODS:In a single-center study with institutio...

journal_title：Radiology

authors： Sheehan JJ,Fan Z,Davarpanah AH,Hodnett PA,Varga J,Carr JC,Li D

更新日期：2011-04-01 00:00:00

abstract：:The medical records and radiographs of 62 patients admitted for smoke inhalation were reviewed to determine the value of the plain chest radiograph in the early detection of inhalation injury. Pulmonary edema resulting from the inhalation injury often leads to pulmonary insufficiency, and its early diagnosis is crucia...

journal_title：Radiology

authors： Teixidor HS,Rubin E,Novick GS,Alonso DR

更新日期：1983-11-01 00:00:00