The ultrasonic features of hypertrophic pyloric stenosis, with emphasis on the postoperative appearance.

abstract：:The x-ray photon energies that give the highest signal-to-noise ratios per unit of exposure or average dose in mammography are significantly greater than those used in current film/screen systems. Optimum photon energies for detection of calcifications in a range of thicknesses of water and fat were calculated. Soft-t...

journal_title：Radiology

authors： Muntz EP,Welkowsky M,Kaegi E,Morsell L,Wilkinson E,Jacobson G

更新日期：1978-05-01 00:00:00

abstract：:Renal uptake of 99mTc-sulfur colloid during liver and spleen imaging was observed in 4 patients; all had moderate to severe congestive heart failure. Four similar patients with this association have been reported. Although the exact mechanism of colloid uptake by the kidneys is not known, an association with congestiv...

journal_title：Radiology

authors： Klingensmith WC 3rd,Datu JA,Burdick DC

更新日期：1978-04-01 00:00:00

abstract：PURPOSE:To test the hypothesis that whole-body metabolic tumor burden (MTBWB) on postsurgical fluorodeoxyglucose (FDG) positron emission tomographic (PET)/computed tomographic (CT) images in patients with non-small cell lung cancer (NSCLC) is associated with their overall survival (OS). MATERIALS AND METHODS:The insti...

journal_title：Radiology

authors： Zhang C,Liao C,Penney BC,Appelbaum DE,Simon CA,Pu Y

更新日期：2015-06-01 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：PURPOSE:To evaluate the test performance of magnetic resonance (MR) cholangiography for help in diagnosing choledocholithiasis. MATERIALS AND METHODS:Fast spin-echo MR cholangiography was performed by using a torso multicoil array in 110 patients suspected of having bile duct obstruction. Axial and coronal images were...

journal_title：Radiology

authors： Reinhold C,Taourel P,Bret PM,Cortas GA,Mehta SN,Barkun AN,Wang L,Tafazoli F

更新日期：1998-11-01 00:00:00

abstract：:Magnetic resonance imaging of the pituitary gland in a patient with secondary hemochromatosis is described. On T1-weighted images, the anterior lobe had almost no signal intensity, and only the high-signal posterior lobe was seen. These findings are compatible with the distribution of iron deposition and clinical symp...

journal_title：Radiology

authors： Fujisawa I,Morikawa M,Nakano Y,Konishi J

更新日期：1988-07-01 00:00:00

abstract：PURPOSE:To compare prenatal ultrasonography (US) and magnetic resonance (MR) imaging for the diagnosis of fetal anomalies. MATERIALS AND METHODS:Images of 27 fetuses (28 diagnostic cases) with anomalies diagnosed at US were evaluated; in these fetuses, prenatal MR imaging was performed within 15 days of US. Prenatal U...

journal_title：Radiology

authors： Frates MC,Kumar AJ,Benson CB,Ward VL,Tempany CM

更新日期：2004-08-01 00:00:00

abstract：:Internal contamination by 131I among the personnel in a nuclear medicine laboratory was surveyed from January to July, 1979. Because of the formulation change made by the manufacturer in April to reduce volatility, it was possible to study two different therapeutic solutions of 131I. Internal contamination of personne...

journal_title：Radiology

authors： Nishiyama H,Lukes SJ,Mayfield G,Grossman LW

更新日期：1980-12-01 00:00:00

abstract：PURPOSE:To compare contrast material-enhanced three-dimensional (3D) magnetic resonance (MR) angiography and multi-detector row computed tomographic (CT) angiography in the same patients for assessment of the aortoiliac and renal arteries, with digital subtraction angiography (DSA) as the standard of reference. MATERI...

journal_title：Radiology

authors： Willmann JK,Wildermuth S,Pfammatter T,Roos JE,Seifert B,Hilfiker PR,Marincek B,Weishaupt D

更新日期：2003-03-01 00:00:00

abstract：PURPOSE:To compare the local-regional staging accuracy of the conventional two-dimensional (2D) T2-weighted imaging protocol and of the three-dimensional (3D) T2-weighted imaging protocol for preoperative magnetic resonance (MR) imaging in rectal cancer patients. MATERIALS AND METHODS:This retrospective study was appr...

journal_title：Radiology

authors： Kim H,Lim JS,Choi JY,Park J,Chung YE,Kim MJ,Choi E,Kim NK,Kim KW

更新日期：2010-02-01 00:00:00

abstract：:In 41 patients with clinical evidence of pancreatic islet cell tumors, CT detected 21 of 27 tumors that were proved at surgery (sensitivity 78%) and correctly excluded the diagnosis in 14 of 14 patients with no evidence of tumor at long-term follow-up. Using rapid sequence CT scanning and bolus contrast material infus...

journal_title：Radiology

authors： Stark DD,Moss AA,Goldberg HI,Deveney CW

更新日期：1984-02-01 00:00:00

abstract：:On rare occasions, excessive lipase production by functioning pancreatic acinar cell carcinoma results in subcutaneous and intraosseous fat necrosis. A patient with subcutaneous nodules and osteolytic lesions from metastatic fat necrosis associated with this malignancy is reported. Prompt recognition of the syndrome l...

journal_title：Radiology

authors： Radin DR,Colletti PM,Forrester DM,Tang WW

更新日期：1986-01-01 00:00:00

abstract：:Although infrequent, esophageal rupture is a serious complication of pneumatic dilatation for the treatment of achalasia. Because of an experience with delayed recognition of esophageal perforation in a patient with achalasia, we now examine the esophagus using a water-soluble contrast medium immediately following eve...

journal_title：Radiology

authors： Stewart ET,Miller WN,Hogan WJ,Dodds WJ

更新日期：1979-03-01 00:00:00

abstract：PURPOSE:To investigate the effects of increasing doses of angiotensin II on hepatic hemodynamics in the normal rabbit liver and in hepatic VX2 tumors by using dynamic contrast material-enhanced perfusion computed tomography (CT). MATERIALS AND METHODS:This study was approved by the institutional animal care and use co...

journal_title：Radiology

authors： Wright KC,Ravoori MK,Dixon KA,Han L,Singh SP,Liu P,Gupta S,Johnson VE,Kan Z,Kundra V

更新日期：2011-09-01 00:00:00

abstract：:Purpose To retrospectively evaluate the clinical outcomes of radiofrequency ablation (RFA) for early hypovascular hepatocellular carcinomas (HCCs) and to compare them with those of typical hypervascular HCCs. Materials and Methods This retrospective multicenter study received institutional review board approval, with ...

journal_title：Radiology

authors： Lee DH,Lee JM,Kang TW,Rhim H,Kim SY,Shin YM,Seo JW,Choi MH,Lee KB

更新日期：2018-01-01 00:00:00

abstract：:The purpose of this study was to assess the blooming artifacts in ex vivo coronary arteries at multidetector computed tomography (CT) and flat-panel-volume CT by comparing measured areas of calcified plaque with respect to the reference standard of histopathologic findings. Three ex vivo hearts were scanned with multi...

journal_title：Radiology

authors： Sarwar A,Rieber J,Mooyaart EA,Seneviratne SK,Houser SL,Bamberg F,Raffel OC,Gupta R,Kalra MK,Pien H,Lee H,Brady TJ,Hoffmann U

更新日期：2008-10-01 00:00:00

abstract：:A case of mixed connective tissue disease (MCTD) is presented in which mediastinal lymphadenopathy was the most prominent radiological finding detected by plain chest radiographs and computed tomography. Pulmonary arterial hypertension, which is a rare and often fatal complication of MCTD, also developed in this patie...

journal_title：Radiology

authors： Guit GL,Shaw PC,Ehrlich J,Kroon HM,Oudkerk M

更新日期：1985-02-01 00:00:00

abstract：:Ventricular fibrillation thresholds were measured in anesthetized, closed-chest dogs during the injection of Renografin 76 or Conray 400 into the left coronary artery. Both agents significantly lowered fibrillation threshold--Renografin to 58 +/- 7%; Conray to 20 +/- 5% of control, respectively. The experimental metho...

journal_title：Radiology

authors： Wolf GL,Kraft L,Kilzer K

更新日期：1978-10-01 00:00:00

abstract：:The safety and long-term effectiveness of fluoroscopically guided balloon dilation for corrosive esophageal stricture was evaluated in 22 patients with a follow-up period of more than 1 year (range, 13-52 months). The average interval between corrosive agent ingestion and initial balloon dilation was 18 years (range, ...

journal_title：Radiology

authors： Song HY,Han YM,Kim HN,Kim CS,Choi KC

更新日期：1992-08-01 00:00:00

abstract：PURPOSE:To prospectively compare therapeutic confidence in, patient outcomes (in terms of quality of life) after, and the costs of digital subtraction angiography (DSA) with those of multi-detector row computed tomographic (CT) angiography as the initial diagnostic imaging test in patients with peripheral arterial dise...

journal_title：Radiology

authors： Kock MC,Adriaensen ME,Pattynama PM,van Sambeek MR,van Urk H,Stijnen T,Hunink MG

更新日期：2005-11-01 00:00:00

abstract：PURPOSE:To investigate whether analysis of a washout curve of contrast material obtained with serial computed tomography (CT) enables differentiation between hydrostatic pulmonary edema and pulmonary edema caused by increased capillary permeability. MATERIALS AND METHODS:The institutional committee on animal experimen...

journal_title：Radiology

authors： Schueller-Weidekamm C,Wassermann E,Redl H,Prokop M,Zimpfer M,Herold C,Germann P,Ullrich R

更新日期：2006-05-01 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：:This review offers insight into the possible role of vasa vasorum in the development of intracranial vascular disease. Unique structural features of intracranial vessels and nourishment from the surrounding cerebrospinal fluid environment may account for the relative lack of intracranial vasa vasorum early in life. Ho...

journal_title：Radiology

authors： Portanova A,Hakakian N,Mikulis DJ,Virmani R,Abdalla WM,Wasserman BA

更新日期：2013-06-01 00:00:00

abstract：PURPOSE:To evaluate the effect of in utero exposure to a single dose of water-soluble intravenous iodinated contrast medium on thyroid function at birth. MATERIALS AND METHODS:This study was approved by the institutional review board, with waiver of consent, and was HIPAA compliant. Maternal and newborn records were r...

journal_title：Radiology

authors： Bourjeily G,Chalhoub M,Phornphutkul C,Alleyne TC,Woodfield CA,Chen KK

更新日期：2010-09-01 00:00:00

abstract：PURPOSE:To evaluate the potential of anti-human epidermal growth factor receptor (HER)1- and anti-HER2-targeted radiolabeled antibodies and magnetic resonance (MR) imaging for imaging of orthotopic malignant pleural mesothelioma (MPM) in mouse models. MATERIALS AND METHODS:Animal studies with 165 mice were performed i...

journal_title：Radiology

authors： Nayak TK,Bernardo M,Milenic DE,Choyke PL,Brechbiel MW

更新日期：2013-04-01 00:00:00

abstract：:Background Trends in noninvasive diagnostic imaging (NDI) utilization rates have predominantly been reported in Medicare enrollees. To the authors' knowledge, there has been no prior direct comparison of utilization rates between Medicare and commercially insured patients. Purpose To analyze trends in NDI utilization ...

journal_title：Radiology

authors： Hong AS,Levin D,Parker L,Rao VM,Ross-Degnan D,Wharam JF

更新日期：2020-02-01 00:00:00

abstract：:Twenty-three patients with hyperparathyroidism were evaluated preoperatively with magnetic resonance (MR) imaging. Twenty patients also underwent thallium-201/technetium-99m scintigraphy. Of 22 patients with primary hyperparathyroidism, 12 had persistent or recurrent disease. One had secondary hyperparathyroidism due ...

journal_title：Radiology

authors： Peck WW,Higgins CB,Fisher MR,Ling M,Okerlund MD,Clark OH

更新日期：1987-05-01 00:00:00

abstract：:History A 13-year-old girl presented for evaluation and further management of spastic diplegia cerebral palsy. Absence of the corpus callosum was noted at screening prenatal head ultrasonography. She was born at full term via spontaneous vaginal delivery. Physical examination revealed decreased axial muscle tone and i...

journal_title：Radiology

authors： Yahyavi-Firouz-Abadi N,Poretti A,Idowu OR,Hoon AH Jr,Huisman TA,Izbudak I

更新日期：2016-12-01 00:00:00

abstract：:The plain chest film may be critical in deciding whether a seriously injured patient should undergo aortography in order to exclude traumatic aortic rupture. The roentgen findings suggestive of aortic transection reflect the presence of mediastinal bleeding. A left apical extrapleural cap is frequently seen in these p...

journal_title：Radiology

authors： Simeone JF,Minagi H,Putman CE

更新日期：1975-11-01 00:00:00

abstract：PURPOSE:To (a) demonstrate an image-processing method that can automatically measure the power Doppler signal in a three-dimensional ( 3D three-dimensional ) ultrasonographic (US) volume by using the location of organs within the image and (b) compare 3D three-dimensional fractional moving blood volume ( FMBV fractiona...

journal_title：Radiology

authors： Stevenson GN,Collins SL,Welsh AW,Impey LW,Noble JA

更新日期：2015-01-01 00:00:00