Differentiation of acute osteoporotic and malignant compression fractures of the spine: use of additive qualitative and quantitative axial diffusion-weighted MR imaging to conventional MR imaging at 3.0 T.

abstract：PURPOSE:To prospectively compare contrast material-enhanced (CE) magnetic resonance (MR) imaging-derived right-to-left ventricle pulmonary transit time (PTT), left ventricular (LV) full width at half maximum (FWHM), and LV time to peak (TTP) between patients with pulmonary arterial hypertension (PAH) and healthy volunt...

journal_title：Radiology

authors： Skrok J,Shehata ML,Mathai S,Girgis RE,Zaiman A,Mudd JO,Boyce D,Lechtzin N,Lima JA,Bluemke DA,Hassoun PM,Vogel-Claussen J

更新日期：2012-06-01 00:00:00

abstract：:We present the results of a study on the value of ultrasound in the detection of metastasis to the cervical lymph nodes in connection with cancer of the ear, nose, and throat. Comparison of clinical, ultrasound, and histological findings for 100 patients who underwent surgery revealed that clinical examination had a s...

journal_title：Radiology

authors： Bruneton JN,Roux P,Caramella E,Demard F,Vallicioni J,Chauvel P

更新日期：1984-09-01 00:00:00

abstract：:The records of 71 patients with adenoid cystic carcinoma of the salivary glands were reviewed to determine the dose response relationships for this aggressive tumor. Local control after treatment was determined for all patients and analyzed with respect to extent of surgery and dose of radiation. Of 70 patients who we...

journal_title：Radiology

authors： Simpson JR,Thawley SE,Matsuba HM

更新日期：1984-05-01 00:00:00

abstract：:Cystic hepatoblastomas share ultrasonographic characteristics with simple hepatic cysts; however, a distinction can be made by the demonstration of internal septations. The differentiation is important because cystic hepatoblastoma may have malignant potential. The ultrasonographic and scintigraphic findings in five c...

journal_title：Radiology

authors： Miller JH

更新日期：1981-01-01 00:00:00

abstract：:Background Among breast cancer survivors, detecting a breast cancer when it is asymptomatic (rather than symptomatic) improves survival; thus, imaging surveillance in these patients is warranted. Digital breast tomosynthesis (DBT) is used for screening, but data on DBT for surveillance in this high-risk population are...

journal_title：Radiology

authors： Bahl M,Mercaldo S,McCarthy AM,Lehman CD

更新日期：2021-02-01 00:00:00

abstract：PURPOSE:To determine whether a 10-minute magnetic resonance (MR) imaging examination of the upper abdomen provides sufficiently comprehensive information to replace a longer MR protocol. MATERIALS AND METHODS:Images obtained with selected breathing-independent and breath hold MR sequences, with 2 minutes of total acqu...

journal_title：Radiology

authors： Semelka RC,Balci NC,Op de Beeck B,Reinhold C

更新日期：1999-04-01 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：PURPOSE:To determine whether hepatosplenomegaly was a reproducible finding in seven neonates who were being treated with extracorporeal membrane oxygenation (ECMO) for respiratory failure. MATERIALS AND METHODS:The authors measured splenic and hepatic dimensions with ultrasound (US) at the time ECMO was initiated and ...

journal_title：Radiology

authors： Klippenstein DL,Zerin JM,Hirschl RB,Donn SM

更新日期：1994-02-01 00:00:00

abstract：:A systematic approach to the diagnosis and treatment of angiofibromas is presented. The distinction between true and false internal carotid supply to these tumors as well as identification of vascular anatomical variants that may represent potential hazards of embolization are emphasized. Areterial supply to the crani...

journal_title：Radiology

authors： Lasjaunias P

更新日期：1980-07-01 00:00:00

abstract：PURPOSE:To investigate the correlation between magnetic resonance (MR) imaging findings and pathologic subtype classification of hepatocellular adenoma (HCA). MATERIALS AND METHODS:This retrospective study was approved by the institutional review board, and the requirement for informed consent was waived. MR imaging s...

journal_title：Radiology

authors： van Aalten SM,Thomeer MG,Terkivatan T,Dwarkasing RS,Verheij J,de Man RA,Ijzermans JN

更新日期：2011-10-01 00:00:00

abstract：:The radiographic changes of 46 bone-ingrowth, porous-coated anatomic total hip prostheses were reviewed and compared to the clinical outcome. The average postoperative follow-up was 32 months. The radiographic features that were assessed included subsidence; periprosthetic lucencies; periosteal, endosteal, and heterot...

journal_title：Radiology

authors： Kattapuram SV,Lodwick GS,Chandler H,Khurana JS,Ehara S,Rosenthal DI

更新日期：1990-03-01 00:00:00

abstract：PURPOSE:To investigate the histopathologic and dynamic magnetic resonance (MR) imaging correlates of intrinsic susceptibility-weighted (ISW) MR imaging in patients with primary human breast adenocarcinoma and to assess the relationship between baseline transverse relaxation rate (R2*) and T2* relaxivity change (ΔR2*) a...

journal_title：Radiology

authors： Li SP,Taylor NJ,Makris A,Ah-See ML,Beresford MJ,Stirling JJ,d'Arcy JA,Collins DJ,Padhani AR

更新日期：2010-12-01 00:00:00

abstract：:Seven patients with proved small-bowel infarction were studied to determine whether the radiographic appearance of an ischemic segment is helpful in predicting the severity of the process, in particular the potential viability or nonviability of the affected bowel. It was found that the barium examination is useful in...

journal_title：Radiology

authors： Joffe N,Goldman H,Antonioli DA

更新日期：1977-05-01 00:00:00

abstract：:Results of 133 thoracic percutaneous fine-needle aspiration biopsies performed with a new dual cutting edge needle were analyzed to see if it could reduce the false-negative rate for malignancy compared with that achieved with a sharply beveled spinal needle. Results of cytologic examinations were compared with those ...

journal_title：Radiology

authors： Weisbrod GL,Herman SJ,Tao LC

更新日期：1987-04-01 00:00:00

abstract：:Abdominal computed tomography (CT) scans of 55 patients who had ingested Gastrografin (meglumine diatrizoate and diatrizoate sodium) diluted to 2% with tap water and flavored with a commercial fruit juice base were reviewed. Twenty patients (36%) demonstrated intraluminal precipitation of Gastrografin shown by focal a...

journal_title：Radiology

authors： Ball DS,Radecki PD,Friedman AC,Caroline DF,Mayer DP

更新日期：1986-01-01 00:00:00

abstract：:History In 2004, this woman received a diagnosis of invasive mammillary carcinoma, tubular variant, strongly positive for estrogen and progesterone receptors. Her lesion was found at screening mammography performed at an outside institution when she was 59 years old. She underwent partial mastectomy, with partial axil...

journal_title：Radiology

authors： Disharoon M,Kozlowski KF,Kaniowski JM

更新日期：2017-06-01 00:00:00

abstract：:Patients who have temporomandibular joint (TMJ) clicking and pain are assumed to have an anterior displacement of the meniscus with reduction on opening of the jaw. On the basis of this assumption, these patients are treated nonsurgically with splint therapy. Of 301 TMJs examined, 108 (36%) produced clinically audible...

journal_title：Radiology

authors： Miller TL,Katzberg RW,Tallents RH,Bessette RW,Hayakawa K

更新日期：1985-01-01 00:00:00

abstract：:History A 57-year-old woman presented with right breast swelling and enlargement and a palpable mass in the right lower inner breast. There was no history of fever, trauma, skin redness, or nipple discharge. The patient had a history of breast augmentation, with retropectoral silicone implants placed 2.5 years ago. Sc...

journal_title：Radiology

authors： Eisenberg AM,Eppelheimer CN,Fulop TA,Abramson LL

更新日期：2018-08-01 00:00:00

abstract：:Between 1978 and 1982, 1,200 patients underwent angiography following acute traumatic injury, and arterial injuries were detected in 182 cases (15.2%). Two-thirds of the cases were associated with penetrating trauma; half the injuries occurred in the pelvis or lower extremities. The most common and reliable sign of ar...

journal_title：Radiology

authors： Sclafani SJ,Cooper R,Shaftan GW,Goldstein AS,Glanz S,Gordon DH

更新日期：1986-10-01 00:00:00

abstract：:The radiopharmaceutical iodine 131 metaiodobenzylguanidine (I-131 MIBG) has been shown to locate pheochromocytomas scintigraphically with a false-negative rate of approximately 13%. To improve image quality and reduce the false-negative rate, I-123 was examined as a radioactive label for MIBG, as it has many advantage...

journal_title：Radiology

authors： Lynn MD,Shapiro B,Sisson JC,Beierwaltes WH,Meyers LJ,Ackerman R,Mangner TJ

更新日期：1985-06-01 00:00:00

abstract：:An adaptation of the Papillon technique was developed in which a superficial x-ray machine was used for treatment of small superficially invasive rectal carcinomas. Modification of the proctoscope-treatment cone apparatus, including addition of a fiberoptic scope, allows confirmation of accurate cone placement through...

journal_title：Radiology

authors： Matar JR,Coffey C 2nd,Maruyama Y

更新日期：1988-08-01 00:00:00

abstract：:Metabolic syndrome has become an important public health problem and has reached epidemic proportions globally. Metabolic syndrome is characterized by a cluster of metabolic abnormalities in an individual, with insulin resistance as the main characteristic. The major adverse consequence of metabolic syndrome is cardio...

journal_title：Radiology

authors： van der Meer RW,Lamb HJ,Smit JW,de Roos A

更新日期：2012-07-01 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：:Arthrography was assessed in 300 cases of ankle injury to determine its diagnostic information yield and its aid in classifying ankle injuries. No complications occurred as a result of the procedure. In 59 cases, information gained from the procedure was verified at surgery. Arthrography was considered to give valuabl...

journal_title：Radiology

authors： Ala-Ketola L,Puranen J,Koivisto E,Puuperä M

更新日期：1977-10-01 00:00:00

abstract：PURPOSE:To retrospectively determine if the use of a computer-aided detection (CAD) system can improve the performance of single reading of screening mammograms to match that of double reading in the United Kingdom. MATERIALS AND METHODS:Local research ethics committee approval was obtained; informed consent was not r...

journal_title：Radiology

authors： Gilbert FJ,Astley SM,McGee MA,Gillan MG,Boggis CR,Griffiths PM,Duffy SW

更新日期：2006-10-01 00:00:00

abstract：:Abnormal collateral vessels develop frequently in patients with right ventricular outflow or pulmonary artery obstruction. Surgery is usually used to obliterate these vessels but may be difficult, involve prolonged operative time, or require a different thoracotomy than that used for correction or palliation of the ca...

journal_title：Radiology

authors： Lois JF,Gomes AS,Smith DC,Laks H

更新日期：1988-12-01 00:00:00

abstract：PURPOSE:To review clinical, pathologic, and computed tomographic (CT) findings in patients with hepatocellular carcinoma (HCC) in noncirrhotic liver. MATERIALS AND METHODS:Clinical, pathologic, and imaging findings were retrospectively evaluated in 39 patients with HCC in noncirrhotic liver. Helical multiphasic CT sca...

journal_title：Radiology

authors： Brancatelli G,Federle MP,Grazioli L,Carr BI

更新日期：2002-01-01 00:00:00

abstract：:Background CT deep learning reconstruction (DLR) algorithms have been developed to remove image noise. How the DLR affects image quality and radiation dose reduction has yet to be fully investigated. Purpose To investigate a DLR algorithm's dose reduction and image quality improvement for pediatric CT. Materials and M...

journal_title：Radiology

authors： Brady SL,Trout AT,Somasundaram E,Anton CG,Li Y,Dillman JR

更新日期：2021-01-01 00:00:00

abstract：PURPOSE:To analyze the results of round 1 of the population-based Valencia Breast Cancer Screening Program. MATERIALS AND METHODS:In this program, 78,224 (72.98%) of the 107,178 women invited (aged 45-65 years) underwent screening. Complementary views were obtained in 5,771 women (7.38%). Among the total population st...

journal_title：Radiology

authors： Vizcaíno I,Salas D,Vilar JS,Ruiz-Perales F,Herranz C,Ibáñez J

更新日期：1998-01-01 00:00:00

abstract：:The imaging characteristics of microcalcifications in both benign and malignant breast conditions were analyzed in 48 digitized film mammograms. Each case included in this analysis had findings considered suggestive of malignancy by the radiologist, with the underlying histologic structure determined by excisional bio...

journal_title：Radiology

authors： Olson SL,Fam BW,Winter PF,Scholz FJ,Lee AK,Gordon SE

更新日期：1988-11-01 00:00:00