Preoperative evaluation of intracranial aneurysms: usefulness of intraarterial 3D CT angiography and conventional angiography with a combined unit--initial experience.

abstract：:During a 17-year period, 33 injuries produced radiographic abnormalities in 26 members of a professional football team. Sites of injury were correlated with playing position and protective equipment worn at the time of injury. Fractures of multiple transverse processes of the lumbar spine are reported in offensive hal...

journal_title：Radiology

authors： Bowerman JW,McDonnell EJ

更新日期：1975-10-01 00:00:00

abstract：:The ingestion of small, flat disc batteries by infants and children may be life threatening if the battery leaks or disintegrates resulting in perforation of the gastrointestinal tract. The fluoroscopic removal of six ingested batteries from the stomach using an orogastric tube and magnet and a Foley catheter is descr...

journal_title：Radiology

authors： Jaffe RB,Corneli HM

更新日期：1984-02-01 00:00:00

abstract：:Background Results of recent phantom studies show that variation in CT acquisition parameters and reconstruction techniques may make radiomic features largely nonreproduceable and of limited use for prognostic clinical studies. Purpose To investigate the effect of CT radiation dose and reconstruction settings on the r...

journal_title：Radiology

authors： Meyer M,Ronald J,Vernuccio F,Nelson RC,Ramirez-Giraldo JC,Solomon J,Patel BN,Samei E,Marin D

更新日期：2019-12-01 00:00:00

abstract：:Power Doppler sonography was used in eight symptomatic knees in seven patients with arthritis before and after joint aspiration and intraarticular administration of steroids. A qualitative decrease in synovial perfusion was observed in all eight knees, and symptoms improved in seven of the eight cases. These prelimina...

journal_title：Radiology

authors： Newman JS,Laing TJ,McCarthy CJ,Adler RS

更新日期：1996-02-01 00:00:00

abstract：PURPOSE:To evaluate the accuracy of technetium-99m sestamibi as a single agent in the detection and localization of hyperfunctioning parathyroid tissue in patients who underwent prior neck exploration or who otherwise are high surgical risks. MATERIALS AND METHODS:Thirty-nine patients with hyperparathyroidism underwen...

journal_title：Radiology

authors： Lee VS,Wilkinson RH Jr,Leight GS Jr,Coogan AC,Coleman RE

更新日期：1995-12-01 00:00:00

abstract：PURPOSE:To determine the dose characteristics of multi-detector row computed tomography (CT) and to provide tabulated dose values and rules of thumb that assist in minimizing the radiation dose at multi-detector row CT. MATERIALS AND METHODS:Weighted CT dose index (CTDI100w) values were obtained from three multi-detec...

journal_title：Radiology

authors： Hamberg LM,Rhea JT,Hunter GJ,Thrall JH

更新日期：2003-03-01 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：:In 34 of 847 patients (4%), testicular cysts were discovered with high-resolution ultrasound (US). Sixteen had a cystic testicular tumor, and US images showed multiple cysts and solid tumor portions in 12 of these 16 (75%). Eighteen patients had nonneoplastic cysts: Five had cysts of the tunica albuginea, and 13 had i...

journal_title：Radiology

authors： Hamm B,Fobbe F,Loy V

更新日期：1988-07-01 00:00:00

abstract：:The purpose of this study was to evaluate an automatic boundary detection algorithm of the left ventricle on magnetic resonance (MR) short-axis images with the essential restriction of no manual corrections. The study comprised 13 patients (nine men, four women) and 12 healthy volunteers (11 men, one woman), and insti...

journal_title：Radiology

authors： van Geuns RJ,Baks T,Gronenschild EH,Aben JP,Wielopolski PA,Cademartiri F,de Feyter PJ

更新日期：2006-07-01 00:00:00

abstract：:Purpose To evaluate the frequency, patterns, and prognostic importance of metastatic hepatic involvement in serous ovarian cancer. Materials and Methods This institutional review board-approved retrospective study, with waived informed consent, included 244 patients with pathologically proven serous ovarian cancer (me...

journal_title：Radiology

authors： O'Neill AC,Somarouthu B,Tirumani SH,Braschi-Amirfarzan M,Van den Abbeele AD,Ramaiya NH,Shinagare AB

更新日期：2017-01-01 00:00:00

abstract：PURPOSE:To evaluate clinically suspected Morton neuroma with contrast material-enhanced magnetic resonance (MR) images. MATERIALS AND METHODS:Fifteen patients with clinically suspected Morton neuroma underwent examination with conventional T1- and T2-weighted MR imaging and a combination of fat suppression and adminis...

journal_title：Radiology

authors： Terk MR,Kwong PK,Suthar M,Horvath BC,Colletti PM

更新日期：1993-10-01 00:00:00

abstract：PURPOSE:To prospectively evaluate the effectiveness and safety of selective embolization of the uterine arteries in the management of symptomatic uterine leiomyoma. MATERIALS AND METHODS:Eighty consecutive women (mean age, 44.7 years) with symptomatic uterine leiomyoma, none of whom desired future pregnancy, underwent...

journal_title：Radiology

authors： Pelage JP,Le Dref O,Soyer P,Kardache M,Dahan H,Abitbol M,Merland JJ,Ravina JH,Rymer R

更新日期：2000-05-01 00:00:00

abstract：:The authors developed a colostomy appliance for use during barium-enema examinations. It is 8 cm in diameter and 4 cm in height, and is made of acrylic resins. With the use of this device, 21 patients were fluoroscopically examined through the stoma; good contrast views of the lower intestinal tract were obtained in a...

journal_title：Radiology

authors： Sarashina H,Ozaki A,Fukao K,Takase Y,Todoroki T,Nagoshi K,Ohshima M,Kawakita I,Iwasaki Y

更新日期：1979-10-01 00:00:00

abstract：PURPOSE:To compare changes in the concentration of choline-containing compounds (tCho) and in tumor size at follow-up after neoadjuvant chemotherapy (NAC) between patients who achieved pathologic complete response (pCR) and those who did not (non-pCR). MATERIALS AND METHODS:This study was approved by the institutional...

journal_title：Radiology

authors： Baek HM,Chen JH,Nie K,Yu HJ,Bahri S,Mehta RS,Nalcioglu O,Su MY

更新日期：2009-06-01 00:00:00

abstract：PURPOSE:To evaluate involvement of the lower uterine segment (LUS) in adenocarcinoma of the endometrium and to identify patterns of treatment failure. MATERIALS AND METHODS:Two hundred four patients, aged 29-92 years, with endometrial carcinoma underwent surgery. Postoperative radiation therapy was administered for ad...

journal_title：Radiology

authors： Mayr NA,Wen BC,Benda JA,Sorosky JI,Davis CS,Fuller RW,Hussey DH

更新日期：1995-08-01 00:00:00

abstract：:Depiction of small-bowel pathologic conditions was optimized with use of a negative luminal contrast agent, spectral fat suppression, and gadolinium enhancement in an excised gut phantom. The method was applied in nine patients in conjunction with standard enteroclysis examinations. Bulk susceptibility effects of oral...

journal_title：Radiology

authors： Faber SC,Stehling MK,Holzknecht N,Gauger J,Helmberger T,Reiser M

更新日期：1997-10-01 00:00:00

abstract：PURPOSE:To evaluate the diagnostic performance of coronary computed tomographic (CT) angiography for the diagnosis of mitral valve prolapse (MVP). MATERIALS AND METHODS:The retrospective case-controlled multicenter study protocol was approved by the institutional review boards. The U.S. part of the study was HIPAA com...

journal_title：Radiology

authors： Feuchtner GM,Alkadhi H,Karlo C,Sarwar A,Meier A,Dichtl W,Leschka S,Blankstein R,Gruenenfelder J,Stolzmann P,Cury RC

更新日期：2010-02-01 00:00:00

abstract：PURPOSE:To investigate in vivo the feasibility of using magnetic resonance (MR) imaging-derived temperature and thermal dose measurements to find the threshold of thermal tissue damage. MATERIALS AND METHODS:Sonications were delivered in rabbit thigh muscles at varying powers. Temperature-sensitive MR images obtained ...

journal_title：Radiology

authors： McDannold NJ,King RL,Jolesz FA,Hynynen KH

更新日期：2000-08-01 00:00:00

abstract：:A new software program provides the real-time display of high-resolution computed tomographic reformation in the axial, coronal, sagittal, or oblique views. The advantages of this new technique over the standard multiplanar format include (a) larger image display format, (b) reconstruction of entire dataset for each o...

journal_title：Radiology

authors： Ney DR,Fishman EK,Magid D,Kuhlman JE

更新日期：1989-01-01 00:00:00

abstract：PURPOSE:To evaluate the usefulness of Doppler ultrasonography (US) in the diagnosis of hyperfiltration in patients with insulin-dependent diabetes mellitus (IDDM). MATERIALS AND METHODS:Eighty-one consecutive patients with IDDM were studied. All patients were normotensive and had normal creatinine and blood urea nitro...

journal_title：Radiology

authors： Marzano MA,Pompili M,Rapaccini GL,Covino M,Cotroneo P,Manto A,Todaro L,Ghirlanda G,Gasbarrini G

更新日期：1998-12-01 00:00:00

abstract：:HistoryAn 18-year-old man was diagnosed with precursor B-cell lymphoblastic leukemia and underwent transplantation of hematopoietic stem cells from his human leukocyte antigen-matched sister 1 year prior to admission. He was admitted to evaluate progressive shortness of breath and dry cough of 1-month duration. He did...

journal_title：Radiology

authors： Khoshbin AP,Aliannejad R

更新日期：2020-09-01 00:00:00

abstract：:Measurements of the intensity distribution of a 60-Co beam revealed a significant field distortion caused by minor misalignment of the collimator assembly which was not detected by routine methods. Accurate monitoring of radiation intensity distribution and periodic visual inspection of collimators are suggested for ...

journal_title：Radiology

authors： Zeman GH,Rao GU,Hazra TA

更新日期：1975-07-01 00:00:00

abstract：:An angiographic system capable of simultaneous biplane stereoscopic magnification cerebral angiography was evaluated. Stereoscopic imaging improved the morphologic depiction of aneurysms and of arteriovenous malformations. In a series of 357 patients, procedure time was reduced because the initial biplane stereoscopic...

journal_title：Radiology

authors： Kleefield J,O'Reilly GV,Barsotti JB,Brooks ML

更新日期：1987-11-01 00:00:00

abstract：:Differentiation of osteomyelitis from cellulitis or septic arthritis can be difficult. The radiological examination often does not have the characteristic features. Seventy of 71 children with osteomyelitis had focal areas of increased radioactivity at the site of the infection. The addition of "blood pool" images aid...

journal_title：Radiology

authors： Gilday DL,Paul DJ,Paterson J

更新日期：1975-11-01 00:00:00

abstract：:Transrectal catheter drainage was performed under radiologic guidance in eight patients with deep pelvic abscesses during a 7-month period. One patient underwent two procedures. In five patients, the abscess could not be palpated at rectal examination. Seven procedures were performed with fluoroscopic guidance. Transr...

journal_title：Radiology

authors： Bennett JD,Kozak RI,Taylor BM,Jory TA

更新日期：1992-12-01 00:00:00

abstract：:Although some cerebral vascular malformations are angiographically occult, the correct diagnosis may be suggested by their appearance on computed tomography (CT). The authors advise caution in assuming that angiographically avascular lesions which show contrast enhancement on CT represent neoplasms rather than vascula...

journal_title：Radiology

authors： Kramer RA,Wing SD

更新日期：1977-06-01 00:00:00

abstract：PURPOSE:To evaluate the indications for and complications, accuracy, and techniques of percutaneous adrenal biopsy performed from 1982 through 1991 at the authors' institution. MATERIALS AND METHODS:Two hundred seventy-seven percutaneous adrenal biopsies were performed in 270 patients (175 male and 102 female patients...

journal_title：Radiology

authors： Welch TJ,Sheedy PF 2nd,Stephens DH,Johnson CM,Swensen SJ

更新日期：1994-11-01 00:00:00

abstract：PURPOSE:To assess relevant parameters for the minimally invasive elimination of breast tumors by using a selective application of magnetite and exposure of the breast to an alternating magnetic field. MATERIALS AND METHODS:The specific absorption rate (SAR) of different magnetite samples was determined calorimetricall...

journal_title：Radiology

authors： Hilger I,Andrä W,Hergt R,Hiergeist R,Schubert H,Kaiser WA

更新日期：2001-02-01 00:00:00

abstract：:A review of 26 cases of columnar-lined (Barrett's) esophagus suggests that this lesion is more common than generally appreciated, usually arising consequent to reflux esophagitis. The radiologically detectable lesions frequently do not support the idea that Barrett's esophagus presents only with high esophageal ulcer ...

journal_title：Radiology

authors： Robbins AH,Hermos JA,Schimmel EM,Friedlander DM,Messian RA

更新日期：1977-04-01 00:00:00

abstract：:Background Impaired brain development in fetuses with congenital heart disease (CHD) may result from inadequate cerebral oxygen supply in utero. Purpose To test whether fetal cerebral oxygenation can be increased by maternal oxygen administration, effects of maternal hyperoxia on blood oxygenation of the placenta and ...

journal_title：Radiology

authors： You W,Andescavage NN,Kapse K,Donofrio MT,Jacobs M,Limperopoulos C

更新日期：2020-01-01 00:00:00