Reference values for diagnostic radiology: application and impact.

abstract：PURPOSE:To compare unenhanced helical computed tomography (CT) and endoscopic retrograde cholangiopancreatography (ERCP) in the detection of common bile duct calculi. MATERIALS AND METHODS:Within 13 months, 51 patients (aged 18-94 years) with clinically suspected choledocholithiasis underwent unenhanced helical CT imm...

journal_title：Radiology

authors： Neitlich JD,Topazian M,Smith RC,Gupta A,Burrell MI,Rosenfield AT

更新日期：1997-06-01 00:00:00

abstract：:Eighteen cases of long-standing rheumatoid arthritis and superimposed pyarthrosis were reviewed to determine the most distinguishing radiographic features. Soft-tissue changes allowed earlier diagnosis in the knee and ankle joints and consisted of large asymmetrical joint effusion and fat-pad edema. Bony articular cha...

journal_title：Radiology

authors： Gelman MI,Ward JR

更新日期：1977-01-01 00:00:00

abstract：PURPOSE:To investigate the effect of a meal on splanchnic circulation in patients with cirrhosis of the liver. MATERIALS AND METHODS:Ten adult patients with cirrhosis and 10 adult control subjects (mean age, 54 years) underwent duplex ultrasonography. Flow volumes of the portal vein, superior mesenteric artery, spleni...

journal_title：Radiology

authors： Iwao T,Toyonaga A,Oho K,Sakai T,Tayama C,Masumoto H,Sato M,Nakahara K,Tanikawa K

更新日期：1996-12-01 00:00:00

abstract：PURPOSE:A prospective study was performed to compare the sensitivity and specificity of magnetic resonance (MR) imaging and computed tomography (CT) both performed during arterial portography in depicting focal hepatic masses. MATERIALS AND METHODS:Eleven patients with 31 pathologically proved focal hepatic masses wer...

journal_title：Radiology

authors： Soyer P,Laissy JP,Sibert A,Blanc F,Belghiti J,Marmuse JP,Zeitoun G,Levesque M,Menu Y

更新日期：1994-03-01 00:00:00

abstract：:One hundred forty patients with testicular seminoma were treated at the State University of New York Health Science Center at Syracuse between 1966 and 1985. Disease was classified as stage II in 32 patients (23%): stage IIA in 21 patients and stage IIB in 11 patients. All patients underwent irradiation below the diap...

journal_title：Radiology

authors： Sagerman RH,Kotlove DJ,Regine WF,Chung CT,King GA,Dalal PS

更新日期：1989-08-01 00:00:00

abstract：PURPOSE:To compare non-contrast-enhanced computed tomography (CT) and intravenous urography (IVU) in the evaluation of patients who present with acute flank pain and in whom ureteric obstruction is suspected. MATERIALS AND METHODS:The findings at non-contrast-enhanced CT and IVU in 20 patients with acute flank pain we...

journal_title：Radiology

authors： Smith RC,Rosenfield AT,Choe KA,Essenmacher KR,Verga M,Glickman MG,Lange RC

更新日期：1995-03-01 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：:Paraplegics whose range of motion is limited by para-osteo-arthropathy (POA) may have difficulty in becoming independent unless the heterotopic bone mass is removed. The recurrence rate is high if the bony mass is not mature at the time of surgery. Radiography and alkaline phosphatase correlations are not trustworthy....

journal_title：Radiology

authors： Tanaka T,Rossier AB,Hussey RW,Ahnberg DS,Treves S

更新日期：1977-04-01 00:00:00

abstract：:Californium 252 low dose rate intracavitary neutron implants combined with conventional external beam therapy for advanced pelvic tumors produced better local response than 137Cs in pelvic brachytherapy. Greater tumor regression was achieved by applying 252Cf while the maximum amount of tumor was present preceding or ...

journal_title：Radiology

authors： Maruyama Y

更新日期：1979-11-01 00:00:00

abstract：:A formalin-fixed cadaver head with air filling the cisternal and ventricular spaces was scanned by high-resolution computed tomography (CT) in multiple planes (axial, coronal, and sagittal) through the Meckel cave. Correlation of the CT appearance of the Meckel cave was made with an anatomic dissection and whole-head ...

journal_title：Radiology

authors： Kapila A,Chakeres DW,Blanco E

更新日期：1984-08-01 00:00:00

abstract：:Computed tomography of the brain was used in evaluating demented and nondemented elderly people. The incidence of convulutional atrophy and ventricular enlargement correlated well with pathologic and pneumoencephalographic examination of a similar population. Computed tomography also showed certain instances of dement...

journal_title：Radiology

authors： Huckman MS,Fox J,Topel J

更新日期：1975-07-01 00:00:00

abstract：:The purpose of this study was to demonstrate the feasibility of computing three-dimensional relaxation maps of spin-lattice relaxation time in the rotating frame (T1rho) from in vivo magnetic resonance (MR) images of the human patellofemoral joint. T1rho was measured by applying a three-dimensional gradient-echo pulse...

journal_title：Radiology

authors： Regatte RR,Akella SV,Borthakur A,Kneeland JB,Reddy R

更新日期：2003-10-01 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：:A transhepatic computed-tomographic-guided biopsy of a right adrenal mass is described. This method is simpler to perform than the usual posterior biopsy carried out with the patient prone and is less likely to cause a complicating pneumothorax. In seven of eight patients with right adrenal masses, adrenal tissue was ...

journal_title：Radiology

authors： Price RB,Bernardino ME,Berkman WA,Sones PJ Jr,Torres WE

更新日期：1983-08-01 00:00:00

abstract：PURPOSE:To assess the decisions made by uroradiologists regarding choice of type of intravenous contrast material (low-osmolar contrast media [LOCM] vs conventional ionic agents) and frequency of use of corticosteroid prophylaxis. MATERIALS AND METHODS:A questionnaire was mailed to 158 members of the Society of Urorad...

journal_title：Radiology

authors： Cohan RH,Ellis JH,Dunnick NR

更新日期：1995-02-01 00:00:00

abstract：PURPOSE:To determine if water diffusivity within lymphomas and high-grade astrocytomas correlates with cellularity. MATERIALS AND METHODS:Echo-planar diffusion-weighted magnetic resonance (MR) images obtained in 11 patients with brain lymphomas (19 lesions) and in 17 patients with astrocytomas (19 lesions) were retros...

journal_title：Radiology

authors： Guo AC,Cummings TJ,Dash RC,Provenzale JM

更新日期：2002-07-01 00:00:00

abstract：:Dilatation of the aortic root, outlined by a periaortic fat layer, was observed in 19 of 25 successive cases of aneurysm of the ascending aorta. In one of these cases the aneurysm was entirely confined to the aortic root. In two other cases the aneurysms could not be detected on standard chest radiographs judged in th...

journal_title：Radiology

authors： Szamosi A

更新日期：1981-03-01 00:00:00

abstract：:Background It is uncertain whether a deep learning-based automatic detection algorithm (DLAD) for identifying malignant nodules on chest radiographs will help diagnose lung cancers. Purpose To evaluate the efficacy of using a DLAD in observer performance for the detection of lung cancers on chest radiographs. Material...

journal_title：Radiology

authors： Jang S,Song H,Shin YJ,Kim J,Kim J,Lee KW,Lee SS,Lee W,Lee S,Lee KH

更新日期：2020-09-01 00:00:00

abstract：:The echocardiograms of 17 patients with proved infective endocarditis were surveyed to assess the reliability of echocardiography in this disease. Vegetations were present on 20 valves (11 aortic, 7 mitral, 2 tricuspid) at surgery or autopsy. Echocardiography correctly identified the abnormality in 11 valves. There we...

journal_title：Radiology

authors： Thomson KR,Nanda NC,Gramiak R

更新日期：1977-11-01 00:00:00

abstract：:The role of adrenocortical scintigraphy in the evaluation of unilateral adrenal masses detected with computed tomography (CT) in 28 oncologic patients with normal adrenal function was studied prospectively with the use of NP-59 (iodine-131-6-iodomethyl-19-norcholesterol). The diagnosis was proved by means of percutane...

journal_title：Radiology

authors： Francis IR,Smid A,Gross MD,Shapiro B,Naylor B,Glazer GM

更新日期：1988-02-01 00:00:00

abstract：PURPOSE:To quantify tumor perfusion after transcatheter arterial embolization (TAE) with functional computed tomography (CT) and to validate the reproducibility of quantification measurements. MATERIALS AND METHODS:This study was conducted in accordance with an institutional animal care and use committee-approved prot...

journal_title：Radiology

authors： Kan Z,Kobayashi S,Phongkitkarun S,Charnsangavej C

更新日期：2005-10-01 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：:In selective internal radiation (SIR) therapy of hepatic metastases, tumor vasculature is preferentially embolized with high-energy beta-emitting yttrium-90-labeled microspheres. To enable accurate estimation of the resultant absorbed radiation doses to tissues, an intraoperative beta detection probe is used to scan t...

journal_title：Radiology

authors： Burton MA,Gray BN,Kelleher DK,Klemp PF

更新日期：1990-04-01 00:00:00

abstract：:An ex vivo magnetic resonance (MR) colonographic system with a bovine colon with polyps of predetermined dimensions was developed for evaluation and optimization of different combinations of imaging sequences and intraluminal contrast agents. Findings were then applied during in vivo testing in human subjects. The res...

journal_title：Radiology

authors： Martin DR,Yang M,Thomasson D,Acheson C

更新日期：2002-11-01 00:00:00

abstract：:An investigation of the relationship between breast parenchymal patterns and breast cancer prevalence in a large referral population is presented. Mammograms were assigned to one of four categories according to our interpretation of Wolfe's classification. Cancer prevalence for the four patterns was similar when uncor...

journal_title：Radiology

authors： Peyster RG,Kalisher L,Cole P

更新日期：1977-11-01 00:00:00

abstract：PURPOSE:To determine whether measurements of skewness, kurtosis, and mean lung attenuation on thin-section computed tomographic (CT) histograms in patients with idiopathic pulmonary fibrosis (IPF) correlate with pulmonary physiologic abnormality in a nonspirometrically controlled multicenter study. MATERIALS AND METHO...

journal_title：Radiology

authors： Best AC,Lynch AM,Bozic CM,Miller D,Grunwald GK,Lynch DA

更新日期：2003-08-01 00:00:00

abstract：:Detection of pulmonary nodules using spin-echo magnetic resonance (MR) imaging was compared with detection using computed tomography (CT). Of the 25 patients studied independently by two radiologists, no lung nodules were detected in 11 (CT or MR), ten had a single nodule, and four had multiple nodules. The lesions no...

journal_title：Radiology

authors： Müller NL,Gamsu G,Webb WR

更新日期：1985-06-01 00:00:00

abstract：:Spiral volumetric computed tomography (CT) with single breath-hold technique was compared with conventional sequential CT in 39 patients. The spiral CT protocol consisted of a 10 mm/sec table feed during a 24-second breath hold at 145 mA, with reconstruction of images at 10-mm intervals; one (n = 21) or two (n = 18) s...

journal_title：Radiology

authors： Remy-Jardin M,Remy J,Giraud F,Marquette CH

更新日期：1993-05-01 00:00:00

abstract：:Purpose To determine the impact of nonvascular thoracic magnetic resonance (MR) imaging on the clinical decision making and diagnostic certainty of thoracic surgeons. Materials and Methods Seven thoracic surgeons at Massachusetts General Hospital, an academic quaternary referral hospital, participated in this 2-year, ...

journal_title：Radiology

authors： Ackman JB,Gaissert HA,Lanuti M,Digumarthy SR,Shepard JA,Halpern EF,Wright CD

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:To prospectively compare contrast material-enhanced (CE) magnetic resonance (MR) imaging-derived right-to-left ventricle pulmonary transit time (PTT), left ventricular (LV) full width at half maximum (FWHM), and LV time to peak (TTP) between patients with pulmonary arterial hypertension (PAH) and healthy volunt...

journal_title：Radiology

authors： Skrok J,Shehata ML,Mathai S,Girgis RE,Zaiman A,Mudd JO,Boyce D,Lechtzin N,Lima JA,Bluemke DA,Hassoun PM,Vogel-Claussen J

更新日期：2012-06-01 00:00:00