Testicular cysts: differentiation with US and clinical findings.

abstract：PURPOSE:To develop and evaluate a method based on ultrashort echo-time radial magnetic resonance (MR) imaging to quantify bone water (BW) concentration as a new metric of bone quality in human cortical bone in vivo. MATERIALS AND METHODS:Human subject studies were institutional review board approved and HIPAA complian...

journal_title：Radiology

authors： Techawiboonwong A,Song HK,Leonard MB,Wehrli FW

更新日期：2008-09-01 00:00:00

abstract：PURPOSE:To evaluate fluid-attenuated inversion-recovery (FLAIR) magnetic resonance (MR) imaging in a blinded reader study for the detection of proved subarachnoid space (SAS) disease. MATERIALS AND METHODS:FLAIR MR imaging was performed in 62 patients (21 with proved SAS or meningeal disease) and 41 control patients. ...

journal_title：Radiology

authors： Singer MB,Atlas SW,Drayer BP

更新日期：1998-08-01 00:00:00

abstract：:Rapid sequence (dynamic) computed tomography (CT) following the bolus injection of contrast material into a peripheral vein allows a differentiation of vascular and nonvascular lung lesions. The use of time-density curves plotting the changing CT number over time also allows pulmonary arterial supply of lung lesions t...

journal_title：Radiology

authors： Godwin JD,Webb WR

更新日期：1981-03-01 00:00:00

abstract：PURPOSE:To determine if follow-up computed tomography (CT) after definitive radiation therapy for laryngeal or hypopharyngeal (laryngopharyngeal) carcinoma allows the detection of local failure earlier than clinical examination alone. MATERIALS AND METHODS:Pre- and post-radiation therapy follow-up CT scans in 66 patie...

journal_title：Radiology

authors： Hermans R,Pameijer FA,Mancuso AA,Parsons JT,Mendenhall WM

更新日期：2000-03-01 00:00:00

abstract：PURPOSE:To determine the efficacy and tolerance of ultrasonography (US)-guided percutaneous radiofrequency (RF) ablation with endocrine therapy in elderly patients with breast cancer who decline or are not candidates for surgery. MATERIALS AND METHODS:Internal ethics committee approval was obtained, and patients gave ...

journal_title：Radiology

authors： Palussière J,Henriques C,Mauriac L,Asad-Syed M,Valentin F,Brouste V,Mathoulin-Pélissier S,Tunon de Lara C,Debled M

更新日期：2012-08-01 00:00:00

abstract：PURPOSE:To compare the reliability of acoustic radiation force impulse (ARFI) imaging and supersonic shear imaging (SSI) in measurement of liver stiffness. MATERIALS AND METHODS:This study was approved by the institutional review board, and written informed consent was obtained for all patients. Seventy-nine patients ...

journal_title：Radiology

authors： Woo H,Lee JY,Yoon JH,Kim W,Cho B,Choi BI

更新日期：2015-12-01 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 effects of various stents on magnetic resonance (MR) imaging flow volume measurements and to determine the value of a blood-pool MR imaging contrast medium in assessment of vascular stents. MATERIALS AND METHODS:In 11 pigs, six nitinol stents (Memotherm), four platinum stents (NuMed), and one el...

journal_title：Radiology

authors： Kuehne T,Saeed M,Moore P,Gleason K,Reddy G,Teitel D,Higgins CB

更新日期：2002-05-01 00:00:00

abstract：:Purpose To identify risk factors for hippocampal calcifications and to investigate the association between hippocampal calcifications and cognitive function. Materials and Methods For this retrospective study, consecutive patients visiting a memory clinic at a Dutch general hospital between April 2009 and April 2015 w...

journal_title：Radiology

authors： de Brouwer EJM,Kockelkoren R,Claus JJ,de Jonghe A,Geerlings MI,Jongsma TEF,Mali WPTM,Hendrikse J,de Jong PA,Koek HL

更新日期：2018-09-01 00:00:00

abstract：:The authors evaluated the safety and efficacy of a biopsy gun for performance of image-guided percutaneous biopsy of hepatic allografts in liver transplant recipients. Two hundred fifty-two liver biopsies were performed in 58 transplant recipients over a 27-month period by using this instrument with an 18-gauge needle...

journal_title：Radiology

authors： Chezmar JL,Keith LL,Nelson RC,Plaire JC,Hertzler GL,Bernardino ME

更新日期：1991-05-01 00:00:00

abstract：:Purpose To investigate whether sinovenous outflow restriction (SOR) is more strongly associated with hemorrhage than cortical venous reflux (CVR) in patients with lateral sinus dural arteriovenous fistulas (DAVFs). Materials and Methods An institutional review board approved this retrospective study and waiver of info...

journal_title：Radiology

authors： Hu YS,Lin CJ,Wu HM,Guo WY,Luo CB,Wu CC,Chung WY,Liu KD,Yang HC,Lee CC

更新日期：2017-11-01 00:00:00

abstract：:Image compression is essential to handle a large volume of digital images, including computed tomographic, magnetic resonance, computed radiographic, and digitized images in a digital radiology operation. Developed during the past few years, full-frame bit allocation performed with the cosine transform technique has b...

journal_title：Radiology

authors： Sayre JW,Ho BK,Boechat MI,Hall TR,Huang HK

更新日期：1992-11-01 00:00:00

abstract：:When fast, nondynamic scanning techniques are used in combination with adequate intravenous injection of contrast material, good-quality images of the pulmonary artery (PA) can be obtained with routine computed tomography (CT). The purpose of this study was to evaluate PA filling defects detected on these CT scans. Tw...

journal_title：Radiology

authors： Verschakelen JA,Vanwijck E,Bogaert J,Baert AL

更新日期：1993-09-01 00:00:00

abstract：:The efficacy of the barium enema examination and abdominal computed tomography (CT) was investigated in 81 patients who had undergone operation for colorectal carcinoma. Recurrent disease was found in 52 patients and was divided into local (anastomotic and perianastomotic) and remote (distant and hepatic metastases) t...

journal_title：Radiology

authors： Chen YM,Ott DJ,Wolfman NT,Gelfand DW,Karsteadt N,Bechtold RE

更新日期：1987-05-01 00:00:00

abstract：:Magnetic resonance (MR) imaging-related artifacts associated with five different aneurysm clips made of five different metals (commercially pure titanium, titanium alloy, Phynox, Elgiloy, and cobalt alloy) were evaluated. Aneurysm clips made of commercially pure titanium and titanium alloy produced the smallest artifa...

journal_title：Radiology

authors： Shellock FG,Kanal E

更新日期：1998-11-01 00:00:00

abstract：PURPOSE:To determine the incidence of a "stuck" disk and its importance in the overall scheme of internal derangement. MATERIALS AND METHODS:Magnetic resonance (MR) images of 212 temporomandibular joints (TMJs) in 106 symptomatic patients were obtained and reviewed. Image analysis included assessment of disk position;...

journal_title：Radiology

authors： Rao VM,Liem MD,Farole A,Razek AA

更新日期：1993-12-01 00:00:00

abstract：:Ultrasonic features of 21 surgically confirmed pyogenic liver abscesses in 18 patients were analyzed. Typical lesions were round or ovoid with a discrete, irregular, echo-poor margin. The number and intensity of internal echoes and sound transmission were variable. Such lesions can be aspirated percutaneously for defi...

journal_title：Radiology

authors： Newlin N,Silver TM,Stuck KJ,Sandler MA

更新日期：1981-04-01 00:00:00

abstract：PURPOSE:To evaluate acute myocardial infarction by using first-pass enhancement (FPE) and delayed enhancement (DE) magnetic resonance (MR) imaging compared with thallium 201 ((201)Tl) single photon emission computed tomography (SPECT). MATERIALS AND METHODS:Contrast material-enhanced FPE MR, inversion-recovery DE MR, ...

journal_title：Radiology

authors： Lund GK,Stork A,Saeed M,Bansmann MP,Gerken JH,Müller V,Mester J,Higgins CB,Adam G,Meinertz T

更新日期：2004-07-01 00:00:00

abstract：:Quality control in diagnostic radiography begins with production of predictable exposures. The authors describe a technique which permits determination of the variation of mR/mAs for the entire diagnostic range of times and currents in only about 1 hour. The mR/mAs in newly installed units has been shown to vary by as...

journal_title：Radiology

authors： Starchman DE,Johnson RG,Howland WJ

更新日期：1977-02-01 00:00:00

abstract：:Otosclerosis (otospongiosis) is a primary focal disease of the labyrinthine capsule. The stapes footplate is fixed when the spongiotic focus expands and invades the oval window. Persons with stapedial otosclerosis experience a progressive conductive hearing loss. In many cases, cochlear degeneration is observed, in wh...

journal_title：Radiology

authors： Mafee MF,Henrikson GC,Deitch RL,Norouzi P,Kumar A,Kriz R,Valvassori GE

更新日期：1985-09-01 00:00:00

abstract：PURPOSE:To determine whether the combination of CT during arterial portography (CTAP) and CT hepatic arteriography (CTHA) provides an added benefit to triple-phase helical CT (THCT) alone in the preoperative evaluation of hepatocellular carcinoma (HCC). MATERIALS AND METHODS:Fifty-two consecutive patients with patholo...

journal_title：Radiology

authors： Jang HJ,Lim JH,Lee SJ,Park CK,Park HS,Do YS

更新日期：2000-05-01 00:00:00

abstract：PURPOSE:To evaluate the use of simultaneous defecography and peritoneography (defecoperitoneography) in patients with an unexplained widening of the rectovaginal space noted at defecography. MATERIALS AND METHODS:Twenty-two patients with unexplained widening of the rectovaginal space noted at defecography were studied...

journal_title：Radiology

authors： Bremmer S,Mellgren A,Holmström B,López A,Udén R

更新日期：1997-02-01 00:00:00

abstract：:We describe a modification of a tracheostomy tube that allows treatment of carcinoma recurrence in the tracheal stoma using intracavitary radiation therapy. ...

journal_title：Radiology

authors： Janaki LM,Gardner JE,Medlin VL,Gates JR

更新日期：1986-04-01 00:00:00

abstract：: Online supplemental material is available for this article. ...

journal_title：Radiology

authors： Kandemirli SG,Dogan L,Sarikaya ZT,Kara S,Akinci C,Kaya D,Kaya Y,Yildirim D,Tuzuner F,Yildirim MS,Ozluk E,Gucyetmez B,Karaarslan E,Koyluoglu I,Demirel Kaya HS,Mammadov O,Kisa Ozdemir I,Afsar N,Citci Yalcinkaya B,Rasi

更新日期：2020-10-01 00:00:00

abstract：:A linear-array, silicon pixel detector, capable of counting single photons, was applied to mammography by using a synchrotron radiation beam. Images were obtained of both a mammographic phantom and a breast-tissue sample. The phantom image was acquired with a mean glandular dose of 0.32 mGy. This detector combined wit...

journal_title：Radiology

authors： Arfelli F,Bonvicini V,Bravin A,Cantatore G,Castelli E,Dalla Palma L,Di Michiel M,Longo R,Olivo A,Pani S,Pontoni D,Poropat P,Prest M,Rashevsky A,Tromba G,Vacchi A

更新日期：1998-09-01 00:00:00

abstract：PURPOSE:To evaluate retrospectively the presence of complete relaxation of the lower esophageal sphincter (LES) at manometry in patients with achalasia depicted on barium esophagograms. MATERIALS AND METHODS:The institutional review board approved this retrospective study and did not require informed consent. A search...

journal_title：Radiology

authors： Amaravadi R,Levine MS,Rubesin SE,Laufer I,Redfern RO,Katzka DA

更新日期：2005-06-01 00:00:00

abstract：:Ultrasound-guided fallopian tube catheterization was performed in seven women a total of 14 times. The women had normal-appearing fallopian tubes at hysterosalpingography and received sperm via the catheter as a way to overcome their inability to conceive. Techniques similar to those used for fluoroscopically guided f...

journal_title：Radiology

authors： Thurmond AS,Patton PE,Hector DM,Jones MK

更新日期：1991-08-01 00:00:00

abstract：:Extracranial duplication of the vertebral artery was demonstrated angiographically on both sides in a patient with postmeningitis hydrocephalus and in another with hemangioblastoma. Forty-six cases of this anomaly are reviewed. ...

journal_title：Radiology

authors： Kowada M,Kikuchi K

更新日期：1979-05-01 00:00:00

abstract：:The importance of axillary node status in the prognosis of breast cancer led the authors to conduct a prospective study comparing the value of clinical examination with ultrasound (US) performed by a transpectoral approach. All 60 patients examined underwent axillary dissection. Sensitivity was 45.4% for clinical exam...

journal_title：Radiology

authors： Bruneton JN,Caramella E,Héry M,Aubanel D,Manzino JJ,Picard JL

更新日期：1986-02-01 00:00:00

abstract：:Twenty-one bone marrow transplantation (BMT) patients were studied prospectively to determine the prevalence of sonographic hepatobiliary abnormalities and to determine if these abnormalities were associated with hepatic venocclusive disease (VOD). Baseline US was performed in all patients prior to chemoradiation ther...

journal_title：Radiology

authors： Hommeyer SC,Teefey SA,Jacobson AF,Higano CS,Bianco JA,Colacurcio CJ,McDonald GB

更新日期：1992-09-01 00:00:00