Gray-scale ultrasonography and endoscopic pancreatography in pancreatic diagnosis.

abstract：PURPOSE:To assess placental perfusion and permeability in mice with magnetic resonance (MR) imaging. MATERIALS AND METHODS:This study was conducted according to French law and National Institutes of Health recommendations for animal care. Twenty-two pregnant BALB/c mice were examined at 1.5 T with a single-section dua...

journal_title：Radiology

authors： Taillieu F,Salomon LJ,Siauve N,Clément O,Faye N,Balvay D,Vayssettes C,Frija G,Ville Y,Cuenod CA

更新日期：2006-12-01 00:00:00

abstract：:Background Improving the differentiation of uterine sarcomas from atypical leiomyomas remains a clinical challenge and is needed to avoid inappropriate surgery. Purpose To develop a diagnostic algorithm including diffusion-weighted MRI criteria to differentiate malignant uterine sarcomas from benign atypical leiomyoma...

journal_title：Radiology

authors： Abdel Wahab C,Jannot AS,Bonaffini PA,Bourillon C,Cornou C,Lefrère-Belda MA,Bats AS,Thomassin-Naggara I,Bellucci A,Reinhold C,Fournier LS

更新日期：2020-11-01 00:00:00

abstract：:In nine neonates, spontaneous regression of a multicystic dysplastic kidney (MCDK) was witnessed by means of repeated ultrasound (US) examinations. In three of these patients, the diagnosis was made in utero. Follow-up examinations at the ages of 3, 5, and 32 weeks post-partum showed what would have been called unilat...

journal_title：Radiology

authors： Pedicelli G,Jequier S,Bowen AD,Boisvert J

更新日期：1986-10-01 00:00:00

abstract：PURPOSE:To evaluate the incidence of postoperative complications in liver donors and the efficacy of interventional management for treating these complications. MATERIALS AND METHODS:The study included 386 consecutive donors: 219 donors underwent right lobectomy or segmentectomy and 167 donors underwent left lobectomy...

journal_title：Radiology

authors： Lee SY,Ko GY,Gwon DI,Song HY,Lee SG,Yoon HK,Sung KB

更新日期：2004-02-01 00:00:00

abstract：:During a 5-year period, 11 children were identified as having traumatic atlanto-occipital dislocation injury on the basis of clinical and radiographic findings. Radiographic criteria including the distance between the tip of the dens and the basion (DB distance), the BC/OA ratio (ratio of the distance between the basi...

journal_title：Radiology

authors： Bulas DI,Fitz CR,Johnson DL

更新日期：1993-07-01 00:00:00

abstract：PURPOSE:To characterize the imaging features of desmoplastic small round cell tumor of the abdomen and correlate them with the histopathologic findings. MATERIALS AND METHODS:Eleven of 14 patients with desmoplastic small round cell tumor had primary abdominal involvement. In nine of these patients (mean age, 20 years)...

journal_title：Radiology

authors： Pickhardt PJ,Fisher AJ,Balfe DM,Dehner LP,Huettner PC

更新日期：1999-03-01 00:00:00

abstract：PURPOSE:To determine if vertebral bone densities or vertebral body sizes contribute to gender differences in vertebral bone mass in adults. MATERIALS AND METHODS:Cancellous and cortical bone densities and dimensions of three lumbar vertebrae in 25 women and 18 men were measured with quantitative computed tomography (C...

journal_title：Radiology

authors： Gilsanz V,Boechat MI,Gilsanz R,Loro ML,Roe TF,Goodman WG

更新日期：1994-03-01 00:00:00

abstract：:Transient sonographic abnormalities of the urinary bladder in children can be identified immediately after performance of voiding cystourethrography. Both cystic and solid masses may be mimicked by transient hematuria induced by minor, cystography-related trauma. After the bladder has been emptied and refilled, reexam...

journal_title：Radiology

authors： Markle BM,Catena L

更新日期：1986-04-01 00:00:00

abstract：PURPOSE:To retrospectively evaluate the sensitivity of computer-aided detection (CAD) in depicting ductal carcinoma in situ (DCIS) on screening mammograms by using biopsy proved lesion location as the reference standard. MATERIALS AND METHODS:Institutional review board approval was obtained, with a waiver of patient i...

journal_title：Radiology

authors： Pai VR,Gregory NE,Swinford AE,Rebner M

更新日期：2006-12-01 00:00:00

abstract：:A retrospective review of 20 cases of endoprosthesis occlusion in 17 patients was performed. The average length of stent patency before occlusion was 3.7 months. Clinical manifestations included one or a combination of the following: cholangitis (n = 17), jaundice (n = 9), and leakage of bile or purulent material from...

journal_title：Radiology

authors： Lee MJ,Mueller PR,Saini S,Morrison MC,Brink JA,Hahn PF

更新日期：1990-08-01 00:00:00

abstract：PURPOSE:To assess brachial plexus magnetic resonance (MR) imaging features and limb-girdle muscle abnormalities as signs of muscle denervation in patients with amyotrophic lateral sclerosis (ALS). MATERIALS AND METHODS:This study was approved by the local ethical committees on human studies, and written informed conse...

journal_title：Radiology

authors： Gerevini S,Agosta F,Riva N,Spinelli EG,Pagani E,Caliendo G,Chaabane L,Copetti M,Quattrini A,Comi G,Falini A,Filippi M

更新日期：2016-05-01 00:00:00

abstract：PURPOSE:To retrospectively analyze serial chest radiographs in all patients with severe acute respiratory syndrome (SARS) in Hong Kong for temporal changes and differences between patients who died and those who were discharged from the hospital and to compare radiographic and clinical parameters. MATERIALS AND METHOD...

journal_title：Radiology

authors： Antonio GE,Ooi CG,Wong KT,Tsui EL,Wong JS,Sy AN,Hui JY,Chan CY,Huang HY,Chan YF,Wong TP,Leong LL,Chan JC,Ahuja AT

更新日期：2005-12-01 00:00:00

abstract：:One hundred fifty-four patients with stenosis of the iliac artery underwent percutaneous transluminal angioplasty (PTA). These patients were followed for 1-7 years. The long-term results of the PTAs were analyzed by computer, and life tables were generated for dilatations of the iliac arteries with unimpaired flow and...

journal_title：Radiology

authors： van Andel GJ,van Erp WF,Krepel VM,Breslau PJ

更新日期：1985-08-01 00:00:00

abstract：:Transbronchial biopsy to sample lymph nodes and tumors that are not visible at endoscopy has a poor (<50%) success rate. These nodes can be highlighted easily at virtual computed tomographic (CT) bronchoscopy to provide a guide. This study was performed to evaluate if the addition of this information to the bronchosco...

journal_title：Radiology

authors： Hopper KD,Lucas TA,Gleeson K,Stauffer JL,Bascom R,Mauger DT,Mahraj R

更新日期：2001-11-01 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：:High-resolution, real-time ultrasonography (US) with graded compression was used to evaluate 90 patients with clinically suspected acute appendicitis. US visualization of a noncompressible appendix was the primary criterion for a diagnosis of acute appendicitis. The overall sensitivity was 89%, the specificity was 95%...

journal_title：Radiology

authors： Jeffrey RB Jr,Laing FC,Lewis FR

更新日期：1987-04-01 00:00:00

abstract：:Forty-seven females with duplication of the uterus and cervix were retrospectively studied to obtain a better understanding of the reasons for failure of fusion of the müllerian ducts by analyzing the associated genitourinary malformations. Thirty-one of the 47 patients had major genitourinary malformations that corre...

journal_title：Radiology

authors： Gilsanz V,Cleveland RH,Reid BS

更新日期：1982-09-01 00:00:00

abstract：:We describe a patient who had cryptosporidiosis and cytomegalovirus infection of the gastric antrum that was initially detected on computed tomography (CT) scans. CT may be useful in the evaluation of immunocompromised patients with diarrheal illness, as well as in the assessment of the gastrointestinal tract. ...

journal_title：Radiology

authors： Soulen MC,Fishman EK,Scatarige JC,Hutchins D,Zerhouni EA

更新日期：1986-06-01 00:00:00

abstract：:Between January 1981 and June 1990, 36 previously untreated patients with squamous cancer of the base of the tongue were treated with radiation therapy. This therapy consisted of a 5,000-5,400-cGy external beam plus a 2,000-3,000-cGy boost to the base of the tongue with an iridium-192 implant. Necks with negative node...

journal_title：Radiology

authors： Harrison LB,Zelefsky MJ,Sessions RB,Fass DE,Armstrong JG,Pfister DG,Strong EW

更新日期：1992-07-01 00:00:00

abstract：:Possible signs of paratracheal lymphadenopathy on the posteroanterior (PA) chest radiograph were assessed in 98 patients and correlated with computed tomography (CT). The nodes were normal in size in 62 patients and enlarged (greater than 15 mm) in 36. Among the latter group, widening of the right paratracheal stripe ...

journal_title：Radiology

authors： Müller NL,Webb WR,Gamsu G

更新日期：1985-09-01 00:00:00

abstract：PURPOSE:To evaluate duplex Doppler sonography to assess renal vascular resistance (RVR) in diabetic patients. MATERIALS AND METHODS:Resistive indexes (RIs) and pulsatility indexes (PIs) were measured in intrarenal arteries of 144 patients with diabetes mellitus and 61 control subjects. RIs and PIs were compared for co...

journal_title：Radiology

authors： Brkljacić B,Mrzljak V,Drinković I,Soldo D,Sabljar-Matovinović M,Hebrang A

更新日期：1994-08-01 00:00:00

abstract：:Clinically useful quantities of 52Fe have been prepared at the Brookhaven Linac Isotope Producer (BLIP) by bombarding manganese or nickel targets with medium energy protons. After chemical separation, 52Fe is loaded onto a generator column from which carrier-free 52Mn is eluted. The 52mMn generator is potentially usef...

journal_title：Radiology

authors： Ku TH,Richards P,Stang LG Jr,Prach T

更新日期：1979-08-01 00:00:00

abstract：PURPOSE:To evaluate the effect of scanner type and calcium measure on the reproducibility of calcium measurements. MATERIALS AND METHODS:This investigation was approved by the institutional review boards of each study site and by the Institutional Review Board of the Los Angeles Biomedical Research Institute. Informed...

journal_title：Radiology

authors： Detrano RC,Anderson M,Nelson J,Wong ND,Carr JJ,McNitt-Gray M,Bild DE

更新日期：2005-08-01 00:00:00

abstract：PURPOSE:To determine the diagnostic accuracy of breath-hold, contrast material-enhanced, three-dimensional (3D) magnetic resonance (MR) angiography in the assessment of the aortoiliac inflow tract and renal arteries with conventional catheter angiography as the standard of reference. MATERIALS AND METHODS:In 39 patien...

journal_title：Radiology

authors： Hany TF,Debatin JF,Leung DA,Pfammatter T

更新日期：1997-08-01 00:00:00

abstract：PURPOSE:To compare negative appendectomy and perforation rates in children who underwent ultrasonography (US), computed tomography (CT), or no imaging before urgent appendectomy. MATERIALS AND METHODS:All children who underwent urgent appendectomy during a 4(1/2)-year period were identified in a surgical billing datab...

journal_title：Radiology

authors： Applegate KE,Sivit CJ,Salvator AE,Borisa VJ,Dudgeon DL,Stallion AE,Grisoni ER

更新日期：2001-07-01 00:00:00

abstract：:The authors describe three pediatric patients with diffuse pulmonary hemangiomatosis. Virtually identical clinical, radiographic, and pathologic findings were observed in each case. The combination of diffuse interstitial pulmonary infiltration and bloody pleural effusion in a child is pathognomonic. Early recognition...

journal_title：Radiology

authors： Rowen M,Thompson JR,Williamson RA,Wood BJ

更新日期：1978-05-01 00:00:00

abstract：:With a standard, image-intensifier-based, digital radiographic system, high-spatial-resolution images of the hand were acquired for analysis of phalangeal bone mineral density with dual x-ray absorptiometry (DXA). Results with phalangeal DXA had precision of plus or minus 0.67% and accuracy of 4.1% and correlated well...

journal_title：Radiology

authors： Gulam M,Thornton MM,Hodsman AB,Holdsworth DW

更新日期：2000-08-01 00:00:00

abstract：:Least-squares regression analysis was computerized to provide functional color images of myocardial perfusion patterns. In 8 of the 9 patients studied, changes in pattern indicated that the revascularization procedure speeded the appearance time and/or net rate of 43K uptake. The functional images correlated well with...

journal_title：Radiology

authors： Smith RO,Bennett KR,Suzuki A,Lehan PH,Hellems HK

更新日期：1975-01-01 00:00:00

abstract：:An intraoral acrylic mold technique to guide and maintain beam direction during oral roentgen therapy is described. It is used in combination with the treatment cone and a lead tube and protective diaphragm for collimation of the beam. ...

journal_title：Radiology

authors： Pantoja E,Rodriguez-Ibanez I

更新日期：1976-02-01 00:00:00

abstract：:The authors suggest that ultrasound be used in the evaluation of juxtadiaphragmatic lesions before resorting to other radiographic methods. This technique gives accurate diagnoses, serves as a guide for further studies, and might obviate more extensive procedures. ...

journal_title：Radiology

authors： Kangarloo H,Sukov R,Sample WF,Lipson M,Smith L

更新日期：1977-12-01 00:00:00