Metabolic and destructive brain disorders in children: findings with localized proton MR spectroscopy.

abstract：:A diagnostic ultrasound examination is a simple and reliable method of obtaining anatomical information for intracavitary irradiation of endometrial carcinoma of the uterus. Scanning before treatment to determine uterine size and shape assists in choosing the most appropriate applicator. Scanning after insertion of an...

journal_title：Radiology

authors： Brascho DJ,Kim RY,Wilson EE

更新日期：1978-10-01 00:00:00

abstract：PURPOSE:To assess replacement of barium enema examination with colonoscopy in relation to age- and sex-related risk factors, place of service, physician specialty, and cost. MATERIALS AND METHODS:Between 1985 and 1992, 894,777 insurance claims for barium enema examination and lower gastrointestinal endoscopy were retr...

journal_title：Radiology

authors： Karasick S,Ehrlich SM,Levin DC,Harford RJ,Rosetti EF,Ricci JA,Beam LM,Gigliotti JV

更新日期：1995-06-01 00:00:00

abstract：:Pressures were measured in the graft and the central vein during 104 consecutive angiographic examinations of failing hemodialysis grafts. Stenosis severity greater than 40% led to a statistically significant rise in graft pressure. In grafts in which all stenoses were of 40% or less severity, the systolic pressures i...

journal_title：Radiology

authors： Sullivan KL,Besarab A,Bonn J,Shapiro MJ,Gardiner GA Jr,Moritz MJ

更新日期：1993-03-01 00:00:00

abstract：:To ascertain the sensitivity of physical examination with respect to significant arterial injury, the angiographic findings of 61 stab wounds to the extremities were correlated with specific physical findings. In 25 injuries there were physical findings of major injury, including one or more of the following: pulse de...

journal_title：Radiology

authors： Hartling RP,McGahan JP,Blaisdell FW,Lindfors KK

更新日期：1987-02-01 00:00:00

abstract：PURPOSE:To determine whether silver-coated tunneled hemodialysis catheters reduce infection and to determine the frequency of central venous thrombosis and stenosis with percutaneous placement of right internal jugular vein dialysis catheters by interventional radiologists. MATERIALS AND METHODS:Ninety-one patients we...

journal_title：Radiology

authors： Trerotola SO,Johnson MS,Shah H,Kraus MA,McKusky MA,Ambrosius WT,Harris VJ,Snidow JJ

更新日期：1998-05-01 00:00:00

abstract：:Blunt trauma to the abdomen is the main cause of pancreatic injury in childhood. One of the most common causes of injury is child abuse. Pancreatitis, pancreatic pseudocyst, and loculated peripancreatic effusion are sequellae of this trauma. The diagnosis of these lesions is aided by ultrasound. Pancreatic injury in c...

journal_title：Radiology

authors： Slovis TL,VonBerg VJ,Mikelic V

更新日期：1980-04-01 00:00:00

abstract：:Seventy-five spot compression views of equivocally suspicious lesions detected at routine mammographic examination of 72 women were reviewed in this retrospective study. Sixty-five of the 75 lesions appeared less suspicious on spot compression views, two did not change, and eight appeared more suspicious. Biopsy findi...

journal_title：Radiology

authors： Berkowitz JE,Gatewood OM,Gayler BW

更新日期：1989-05-01 00:00:00

abstract：PURPOSE:To compare the performance of pelvic phased-array (PPA) coils and integrated endorectal PPA coils in evaluation of local extent of prostate cancer. MATERIALS AND METHODS:Seventy-one men underwent magnetic resonance (MR) imaging within 3 weeks of radical prostatectomy. MR findings of tumor, extracapsular extens...

journal_title：Radiology

authors： Hricak H,White S,Vigneron D,Kurhanewicz J,Kosco A,Levin D,Weiss J,Narayan P,Carroll PR

更新日期：1994-12-01 00:00:00

abstract：:Vertebral mineral loss (measured by computed tomography) was compared to peripheral mineral loss (measured by photon absorptiometry) in immobilized monkeys. Significantly greater loss was found in axial cancallous bone than in peripheral cortical bone. The accuracy of vertebral CT measurements in one animal was determ...

journal_title：Radiology

authors： Cann CE,Genant HK,Young DR

更新日期：1980-02-01 00:00:00

abstract：:Incarcerated obturator hernia is an uncommon entity that on occasion may produce specific radiographic findings and clinical signs (Howship-Romberg sign) that permit diagnosis prior to celiotomy. A case is reported in which the diagnosis was suggested when pain in the thigh was elicited during the course of a barium e...

journal_title：Radiology

authors： Glicklich M,Eliasoph J

更新日期：1989-07-01 00:00:00

abstract：PURPOSE:To determine factors associated with research productivity among all university radiology departments in the United States. MATERIALS AND METHODS:As an observational study, this was exempt from institutional review board approval. All 47,299 radiology articles from 1996 through 2003 that were indexed in the Na...

journal_title：Radiology

authors： Itagaki MW,Pile-Spellman J

更新日期：2005-12-01 00:00:00

abstract：:Magnetic resonance (MR) gated cardiac imaging was performed in ten subjects using a prototype 0.15-T resistive magnet imaging system. Volume and planar imaging techniques utilizing saturation recovery, proton Tl-weighted relaxation time pulse sequences produced images of the heart and great vessels with exquisite anat...

journal_title：Radiology

authors： Go RT,MacIntyre WJ,Yeung HN,Kramer DM,Geisinger M,Chilcote W,George C,O'Donnell JK,Moodie DS,Meaney TF

更新日期：1984-01-01 00:00:00

abstract：PURPOSE:To derive normalized data for the estimation of effective, gonadal, and peak skin doses to patients undergoing vertebroplasty or kyphoplasty and to investigate the potential for cancer induction, genetic effects, and radiation-induced skin injury after such procedures. MATERIALS AND METHODS:Dose values normali...

journal_title：Radiology

authors： Perisinakis K,Damilakis J,Theocharopoulos N,Papadokostakis G,Hadjipavlou A,Gourtsoyiannis N

更新日期：2004-09-01 00:00:00

abstract：PURPOSE:To develop a three-dimensional (3D) segmentation and computerized volumetry technique for use in the assessment of neurofibromatosis and to assess the ability of this technique to aid in the calculation of tumor burden in patients with neurofibromatosis types 1 and 2 (NF1 and NF2, respectively) and schwannomato...

journal_title：Radiology

authors： Cai W,Kassarjian A,Bredella MA,Harris GJ,Yoshida H,Mautner VF,Wenzel R,Plotkin SR

更新日期：2009-03-01 00:00:00

abstract：:The authors report two cases of coexistent pneumomediastinum and diabetic ketoacidosis. One patient had pneumothorax as well. Hyperpnea or vomiting, or a combination of the two, may be the etiologic agent in such cases. The prognosis is excellent and there is prompt regression of the pneumomediastinum following correc...

journal_title：Radiology

authors： Toomey FB,Chinnock RF

更新日期：1975-09-01 00:00:00

abstract：PURPOSE:To describe observations of adenohypophysitis on magnetic resonance (MR) images. MATERIALS AND METHODS:Clinical, enhanced MR imaging, surgical, and histologic findings were retrospectively studied in four female patients and one male patient with adenohypophysitis who presented with headaches, pituitary insuff...

journal_title：Radiology

authors： Ahmadi J,Meyers GS,Segall HD,Sharma OP,Hinton DR

更新日期：1995-04-01 00:00:00

abstract：:The diagnosis of seminal vesicle invasion by prostatic carcinoma is based on observation of foci of relatively decreased signal intensity on T2-weighted magnetic resonance (MR) images. Similar findings were observed in the absence of tumor invasion in nine patients who had recently undergone prostatic needle biopsy. N...

journal_title：Radiology

authors： Mirowitz SA

更新日期：1992-11-01 00:00:00

abstract：:The relation of liver fat content to CT number was studied in 20 rabbits (17 experimental, 3 control), where fatty degeneration was produced by carbon tetrachloride (CCl4) ingestion. Liver scanning was performed before and 2--5 days after CCl4 administration.. Changes (decrease) in CT number were compared with triglyc...

journal_title：Radiology

authors： Ducommun JC,Goldberg HI,Korobkin M,Moss AA,Kressel HY

更新日期：1979-02-01 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：PURPOSE:To investigate the histopathologic anatomy of calcium pyrophosphate dihydrate (CPPD) crystal deposition in and around the atlantoaxial joint and the association between CPPD crystal deposition and subchondral cysts, erosions, and fracture involving the odontoid process of the axis. MATERIALS AND METHODS:One ad...

journal_title：Radiology

authors： Kakitsubata Y,Boutin RD,Theodorou DJ,Kerr RM,Steinbach LS,Chan KK,Pathria MN,Haghighi P,Resnick D

更新日期：2000-07-01 00:00:00

abstract：PURPOSE:Quantification of regional cerebral blood flow (rCBF) and volume (rCBV) with dynamic magnetic resonance (MR) imaging. MATERIALS AND METHODS:After bolus administration of a paramagnetic contrast medium, rapid T2*-weighted gradient-echo images of two sections were acquired for the simultaneous creation of concen...

journal_title：Radiology

authors： Rempp KA,Brix G,Wenz F,Becker CR,Gückel F,Lorenz WJ

更新日期：1994-12-01 00:00:00

abstract：:A patient with jaundice caused by obstruction of the biliary ducts by cysts in a polycystic liver is presented. Decompression of the liver cysts under ultrasound guidance resulted in a rapid decrease of the serum bilirubin level. ...

journal_title：Radiology

authors： Ergün H,Wolf BH,Hissong SL

更新日期：1980-08-01 00:00:00

abstract：:Purpose To investigate whether nonhemodynamic resonant saturation effects can be detected in patients with focal epilepsy by using a phase-cycled stimulus-induced rotary saturation (PC-SIRS) approach with spin-lock (SL) preparation and whether they colocalize with the seizure onset zone and surface interictal epilepti...

journal_title：Radiology

authors： Kiefer C,Abela E,Schindler K,Wiest R

更新日期：2016-07-01 00:00:00

abstract：:The authors report a case of a hepatic artery aneurysm that simulated a mass in the head of the pancreas. The correct diagnosis was made preoperatively based on several findings: curvilinear calcification within the mass on CT, a well-defined cystic collection on ultrasound, absence of biliary duct dilatation or jaund...

journal_title：Radiology

authors： Gavin PM,Matalon TA,Petasnick JP,Roseman DL

更新日期：1984-09-01 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：:The incidental radiation dose of lithium fluoride thermoluminescence dosimeters was recorded during 15 treatments of patients with auricular keloids. Two half-value layers were used, and the results were compared. In both instances, the homolateral lens and thyroid received twice the contralateral dose. The oropharynx...

journal_title：Radiology

authors： Fitzgerald RH Jr,Tuten TU,Fenn JO

更新日期：1982-08-01 00:00:00

abstract：:To visualize the flow of cerebrospinal fluid (CSF) throughout the ventricles and subarachnoid space, measure mean and maximum CSF velocities, and quantitate CSF flow through the aqueduct of Sylvius, magnetic resonance (MR) imaging was performed with a sagittal technique that is flow-sensitive in the craniocaudal direc...

journal_title：Radiology

authors： Nitz WR,Bradley WG Jr,Watanabe AS,Lee RR,Burgoyne B,O'Sullivan RM,Herbst MD

更新日期：1992-05-01 00:00:00

abstract：:To evaluate the efficacy of ultrasound (US)-guided automated core biopsy of thyroid nodules, 74 biopsies were performed in 61 consecutive patients with an 18-gauge short-throw (1.1-cm excursion) biopsy gun. Results were correlated with diagnoses made at surgery (n = 38) or at sonographic follow-up of at least 6 months...

journal_title：Radiology

authors： Taki S,Kakuda K,Kakuma K,Annen Y,Katada S,Yamashita R,Kosugi M,Michigishi T,Tonami N

更新日期：1997-03-01 00:00:00

abstract：:Recent methods of magnetic resonance imaging involve the placement of a grid of planes of saturation over the imaging plane; distortion of the grid corresponds to tissue displacement in two dimensions. An extension to this method that allows measurement of motion in the third dimension involves a second acquisition th...

journal_title：Radiology

authors： Pipe JG,Boes JL,Chenevert TL

更新日期：1991-11-01 00:00:00

abstract：:Periportal low attenuation, defined as a low-attenuation rim around the portal vein and its branches that is seen on contrast material-enhanced computed tomographic (CT) scans, has been described in a variety of conditions in adults. The authors reviewed the appearance of periportal low attenuation on CT scans of 30 c...

journal_title：Radiology

authors： Siegel MJ,Herman TE

更新日期：1992-06-01 00:00:00