Laminectomy: effects on postoperative technetium and gallium scintigraphy.

abstract：PURPOSE:To investigate whether default mode network (DMN) spatial properties can be directly affected by pain, with a comparison of painful and nonpainful conditions. MATERIALS AND METHODS:The authors performed a functional magnetic resonance (MR) imaging study, approved by the local institutional ethics committee, in...

journal_title：Radiology

authors： Mantini D,Caulo M,Ferretti A,Romani GL,Tartaro A

更新日期：2009-12-01 00:00:00

abstract：PURPOSE:To examine filter characteristics at preretrieval computed tomography (CT) that are associated with complicated inferior vena cava (IVC) filter retrieval procedures. MATERIALS AND METHODS:This study was HIPAA compliant, and informed consent was waived. Institutional review board-approved retrospective review o...

journal_title：Radiology

authors： Dinglasan LA,Oh JC,Schmitt JE,Trerotola SO,Shlansky-Goldberg RD,Stavropoulos SW

更新日期：2013-01-01 00:00:00

abstract：PURPOSE:To test the technical feasibility and results of placement of metal stents into ureters obstructed by extensive tumor. MATERIALS AND METHODS:Six consecutive patients (two men and four women, aged 35-66 years and with incurable malignancies) underwent insertion of metallic endoprostheses in nine obstructed uret...

journal_title：Radiology

authors： vanSonnenberg E,D'Agostino HB,O'Laoide R,Donaldson J,Sanchez RB,Hoyt A,Pittman CC

更新日期：1994-06-01 00:00:00

abstract：:Purpose To retrospectively compare the perfusion parameters of advanced hepatocellular carcinoma (HCC) measured with dynamic contrast material-enhanced (DCE) magnetic resonance (MR) imaging with surrounding liver parenchyma to determine the relationship between these parameters and uncensored overall survival (OS). Ma...

journal_title：Radiology

authors： Chen BB,Hsu CY,Yu CW,Liang PC,Hsu C,Hsu CH,Cheng AL,Shih TT

更新日期：2016-11-01 00:00:00

abstract：PURPOSE:To investigate the association between cumulative operator volume and the risk of hepatocellular carcinoma (HCC) recurrence after potentially curative radiofrequency ablation (RFA). MATERIALS AND METHODS:This study was approved by the Research Ethics Committee. By using the Taiwan National Health Insurance Res...

journal_title：Radiology

authors： Lee TY,Lin JT,Ho HJ,Wu MS,Wu CY

更新日期：2015-07-01 00:00:00

abstract：:Bladder tumors initially may be diagnosed by excretory urography in patients undergoing the examination because of specific symptoms or unrelated complaints. Among seven strategies tested by six experienced readers, the combination of early, full-bladder, and postvoiding anteroposterior radiographs was most successful...

journal_title：Radiology

authors： Hillman BJ,Silvert M,Cook G,Stanisic T,Bjelland J,Claypool HR,Haber K,Mellins HZ

更新日期：1981-02-01 00:00:00

abstract：:To determine the impact of radiographic findings on the interpretation of bone and gallium scans of patients with active osteomyelitis, the authors reviewed the medical records and radiologic examinations of 104 patients. The only diagnostic finding of active disease on radiographs was the presence of a sequestrum (th...

journal_title：Radiology

authors： Tumeh SS,Aliabadi P,Weissman BN,McNeil BJ

更新日期：1987-12-01 00:00:00

abstract：:In order to demonstrate the potential advantages of proton imaging for medical use, a 205-MeV proton beam was developed using the Argonne National Laboratory Booster I synchrotron. Data were taken using a narrow scanning beam and an electronic detector system. The dose reduction and an improved mass resulution over th...

journal_title：Radiology

authors： Kramer SL,Moffett DR,Martin RL,Colton EP,Steward VW

更新日期：1980-05-01 00:00:00

abstract：:Computed tomographic (CT) scans and magnetic resonance (MR) images obtained in 24 patients with cervical lymphadenopathy were retrospectively and blindly evaluated by two readers for the presence of central nodal necrosis (CNN) and extracapsular nodal spread (ENS). The CT studies were all enhanced, and the MR images w...

journal_title：Radiology

authors： Yousem DM,Som PM,Hackney DB,Schwaibold F,Hendrix RA

更新日期：1992-03-01 00:00:00

abstract：:Forty computed tomography (CT)-assisted aspirations performed with only hand guidance were prospectively compared with 40 performed with a CT body-stereotaxic system. Although there was no statistically significant difference in lesion size and path length between the two groups, use of stereotaxis compared with hand ...

journal_title：Radiology

authors： Onik G,Cosman ER,Wells TH Jr,Goldberg HI,Moss AA,Costello P,Kane RA,Hoddick WI,Demas B

更新日期：1988-02-01 00:00:00

abstract：:An analysis of treatment response in 215 patients treated by percutaneous nephrostomy identified obstruction of the urinary tract, complicated by infection and sometimes gram-negative septicemia, as the single most important indication for this intervention. Percutaneous nephrostomy reduced the mortality from gram-neg...

journal_title：Radiology

authors： Lang EK,Price ET

更新日期：1983-05-01 00:00:00

abstract：:Metallic foreign bodies ingested by eight patients (seven children) were removed from the upper gastrointestinal tract by means of a magnet inserted into the end of an orogastric tube. No patient required hospitalization, anesthesia, surgery, or subsequent radiography, and all patients remained asymptomatic. In no cas...

journal_title：Radiology

authors： Volle E,Hanel D,Beyer P,Kaufmann HJ

更新日期：1986-08-01 00:00:00

abstract：:Purpose To evaluate the association between Breast Imaging Reporting and Data System (BI-RADS) mammographic and magnetic resonance (MR) imaging features and breast cancer recurrence risk in patients with estrogen receptor-positive breast cancer who underwent the Oncotype DX assay. Materials and Methods In this institu...

journal_title：Radiology

authors： Woodard GA,Ray KM,Joe BN,Price ER

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:To evaluate the safety and efficacy of biliary intervention performed by means of percutaneous transjejunal access. MATERIALS AND METHODS:In 28 patients with conventional antecolic Roux-en-Y choledochojejunostomy or hepaticojejunostomy loops, 41 attempts were made at direct percutaneous entry into the jejunal ...

journal_title：Radiology

authors： Perry LJ,Stokes KR,Lewis WD,Jenkins RL,Clouse ME

更新日期：1995-04-01 00:00:00

abstract：:To analyze the effectiveness and accuracy of the diagnostic process from screening mammography to final diagnosis at pathologic examination, the authors conducted a prospective study of 277 consecutive patients who underwent 291 mammographically directed biopsies of nonpalpable lesions. Of the 170 lesions that demonst...

journal_title：Radiology

authors： Stein MA,Karlan MS

更新日期：1991-04-01 00:00:00

abstract：:Iophendylate was used to displace a full dose of metrizamide from the capacious lumbar thecal sac superiorly, outlining the conus medullaris. The method is safe, rapid, and convenient. ...

journal_title：Radiology

authors： Smith SP,Wolpert SM

更新日期：1984-12-01 00:00:00

abstract：:Enemas of various solutions were administered to rats to determine if Gastrografin was specifically irritating to the colonic mucosa. Gastrografin was found to cause considerably more inflammation than Hypaque-25, or barium sulfate. Further studies with hypertonic sorbitol, Renografin-76, and Tween 80 suggested that (...

journal_title：Radiology

authors： Lutzger LG,Factor SM

更新日期：1976-03-01 00:00:00

abstract：:The authors report their experience with magnetic resonance imaging (MR) in 20 patients with CT-proved lymphadenopathy of the abdomen and pelvis. Signal intensity from abnormal nodes was intermediate between fat and muscle (T1 longer than fat and muscle; T2 equal to or slightly shorter than fat but longer than muscle)...

journal_title：Radiology

authors： Lee JK,Heiken JP,Ling D,Glazer HS,Balfe DM,Levitt RG,Dixon WT,Murphy WA Jr

更新日期：1984-10-01 00:00:00

abstract：:Technically refined angiograms and scintigrams were extremely sensitive in demonstrating experimental canine thromboemboli, both immediately after embolization and during the entire course of embolic lysis. Technical refinements included subselective, scintigraphically guided, magnification arteriography and eight-vie...

journal_title：Radiology

authors： Bookstein JJ,Feigin DS,Seo KW,Alazraki NP

更新日期：1980-07-01 00:00:00

abstract：:Sixteen patients with peripheral cholangiocarcinoma of the liver were examined with computed tomography (CT). None of the 16 patients presented with jaundice or had documented cirrhosis. On scans obtained both before and after the injection of contrast material, the tumors were depicted as low-attenuation masses in al...

journal_title：Radiology

authors： Choi BI,Park JH,Kim YI,Yu ES,Kim SH,Kim WH,Kim CY,Han MC

更新日期：1988-10-01 00:00:00

abstract：PURPOSE:To test three-dimensional (3D), navigator-echo magnetic resonance (MR) coronary angiography in detecting stenoses of the coronary arteries. MATERIALS AND METHODS:Forty-two patients (age range, 50-79 years) underwent MR coronary angiography (1.5 T). A navigator-echo sequence was used. Two or three 15% overlappe...

journal_title：Radiology

authors： Sardanelli F,Molinari G,Zandrino F,Balbi M

更新日期：2000-03-01 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 retrospectively the incremental value of indirect computed tomographic (CT) venography performed after multi-detector row CT pulmonary angiography and single-detector row CT pulmonary angiography for the diagnosis of venous thromboembolism (VTE). MATERIALS AND METHODS:The institutional ethics commit...

journal_title：Radiology

authors： Ghaye B,Nchimi A,Noukoua CT,Dondelinger RF

更新日期：2006-07-01 00:00:00

abstract：:BackgroundThe performance of PET/MRI in the determination of distant metastases (M stage) in rectal cancer relative to the current practice with contrast material-enhanced CT is largely unknown.PurposeTo compare the staging of clinical M stage rectal cancer with fluorine 18 fluorodeoxyglucose (FDG) PET/MRI (including ...

journal_title：Radiology

authors： Yoon JH,Lee JM,Chang W,Kang HJ,Bandos A,Lim HJ,Kang SY,Kang KW,Ryoo SB,Jeong SY,Park KJ

更新日期：2020-02-01 00:00:00

abstract：:Background Chest CT is used in the diagnosis of coronavirus disease 2019 (COVID-19) and is an important complement to reverse-transcription polymerase chain reaction (RT-PCR) tests. Purpose To investigate the diagnostic value and consistency of chest CT as compared with RT-PCR assay in COVID-19. Materials and Methods ...

journal_title：Radiology

authors： Ai T,Yang Z,Hou H,Zhan C,Chen C,Lv W,Tao Q,Sun Z,Xia L

更新日期：2020-08-01 00:00:00

abstract：:Clinical, pathologic, and computed tomographic (CT) findings were reviewed in 400 patients with ethmoid sinus disease, including 272 who had undergone surgery. The postoperative appearance of ethmoid sinuses on CT scans is a highly neglected subject in radiologic literature. The unique ethmoid anatomy permits a variet...

journal_title：Radiology

authors： Som PM,Lawson W,Biller HF,Lanzieri CF

更新日期：1986-06-01 00:00:00

abstract：PURPOSE:To assess the value of dynamic magnetic resonance (MR) imaging in patients with mammographically detected suspicious microcalcifications. MATERIALS AND METHODS:Sixty-three patients (age range, 31-84 years; mean age, 56 years) with mammographically suspicious clustered microcalcifications underwent dynamic MR i...

journal_title：Radiology

authors： Westerhof JP,Fischer U,Moritz JD,Oestmann JW

更新日期：1998-06-01 00:00:00

abstract：:In a series of 30 patients, barium enema examination of the colon was performed via a remote controlled air and contrast media inflator. With this apparatus, introduction and elimination of air and barium into the colon can be accomplished at a freely adjustable rate of injection by remote control. Fluoroscopy time is...

journal_title：Radiology

authors： Hisamichi S,Masuda Y,Shirane A,Sugawara N,Gomi T,Oshiba S

更新日期：1977-11-01 00:00:00

abstract：PURPOSE:To retrospectively correlate radiographic findings of osteoarthritis of the tibiofemoral joint with arthroscopic findings of articular cartilage degeneration within the tibiofemoral joint in patients with chronic knee pain. MATERIALS AND METHODS:The study was performed in compliance with HIPAA regulations. App...

journal_title：Radiology

authors： Kijowski R,Blankenbaker DG,Stanton PT,Fine JP,De Smet AA

更新日期：2006-06-01 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