Radiological spectrum of intraductal papillary tumors of the bile ducts.

abstract：:The diagnostic and prognostic potential of an onco-metabolite, 2-hydroxyglutarate (2HG) as a proton magnetic resonance spectroscopy (1H-MRS) detectable biomarker of the isocitrate dehydrogenase (IDH)-mutated (IDH-MT) gliomas has drawn attention of neuroradiologists recently. However, due to severe spectral overlap wit...

journal_title：Korean journal of radiology

authors： Kim H,Kim S,Lee HH,Heo H

更新日期：2016-09-01 00:00:00

abstract：OBJECTIVE:This study was conducted to evaluate stent compression in iliac vein compression syndrome (IVCS) and to identify its association with stent patency. MATERIALS AND METHODS:Between May 2005 and June 2014, after stent placement for the treatment of IVCS with acute ilio-femoral deep vein thrombosis, follow-up CT...

journal_title：Korean journal of radiology

authors： Cho H,Kim JW,Hong YS,Lim SH,Won JH

更新日期：2015-07-01 00:00:00

abstract：:A 36-year-old man was diagnosed with a right temporal lobe grade II cerebral arteriovenous malformation (cAVM) and was treated with radiosurgery. At nine months after the cAVM radiosurgery, the patient began to develop bilateral focal narrowing at the M1 segments of the bilateral middle cerebral arteries. The narrowin...

journal_title：Korean journal of radiology

authors： Wu TC,Guo WY,Wu HM,Chang FC,Shiau CY,Chung WY

更新日期：2008-07-01 00:00:00

abstract：:Magnetic resonance imaging (MRI) of the breast is used for various indications. Contrary to computed tomography as a staging tool, breast MRI focuses on the breast parenchyma and axilla. In spite of narrow field of view, many structures such as the anterior portion of the lungs, mediastinum, bony structures and the li...

journal_title：Korean journal of radiology

authors： Suh HJ,Choi JS,Ko K

更新日期：2014-07-01 00:00:00

abstract：:Intramural esophageal dissection (IED) is an uncommon disorder characterized by separation of the mucosal and submucosal layers of the esophagus. Iatrogenic intervention is the most common cause of IED, but spontaneous dissection is rare. We report an unusually complicated case of spontaneous IED that involved the ful...

journal_title：Korean journal of radiology

authors： Khil EK,Lee H,Her K

更新日期：2014-01-01 00:00:00

abstract：:We describe here a case of intraductal tubular carcinoma of the main pancreatic duct. Gadolinium-enhanced pancreas magnetic resonance (MR) imaging showed an enhancing mass that was confined in the dilated main pancreatic duct of the pancreatic body, along with dilatation of the upstream main pancreatic duct and chroni...

journal_title：Korean journal of radiology

authors： Oh DK,Kim SH,Choi SH,Jang KT

更新日期：2008-09-01 00:00:00

abstract：OBJECTIVE:A hepatic mesenchymal hamartoma is an uncommon benign tumor in children and little is known about the spectrum of its radiological features. The purpose of this study is to describe the spectrum of radiological features of a hepatic mesenchymal hamartoma in children. MATERIALS AND METHODS:Thirteen children w...

journal_title：Korean journal of radiology

authors： Kim SH,Kim WS,Cheon JE,Yoon HK,Kang GH,Kim IO,Yeon KM

更新日期：2007-11-01 00:00:00

abstract：:Rectal submucosal lesions encompass a wide variety of benign and malignant tumors involving the rectum. With optical colonoscopy, any mass-like protrusion covered by normal mucosa, whether the underlying process is intramural or extramural in origin, may be reported as a submucosal lesion. Whereas the assessment of su...

journal_title：Korean journal of radiology

authors： Kim H,Kim JH,Lim JS,Choi JY,Chung YE,Park MS,Kim MJ,Kim KW,Kim SK

更新日期：2011-07-01 00:00:00

abstract：Objective:To assess clinical feasibility of low-attenuation cluster analysis in evaluation of chronic obstructive pulmonary disease (COPD). Materials and Methods:Subjects were 199 current and former cigarette smokers that underwent CT for quantification of COPD and had physiological measurements. Quantitative CT (QCT)...

journal_title：Korean journal of radiology

authors： Nambu A,Zach J,Kim SS,Jin G,Schroeder J,Kim YI,Bowler R,Lynch DA

更新日期：2018-01-01 00:00:00

abstract：OBJECTIVE:We wanted to evaluate the image quality, diagnostic accuracy and radiation exposure of 64-slice dual-source CT (DSCT) coronary angiography according to the heart rate in symptomatic patients during daily clinical practice. MATERIALS AND METHODS:We performed a retrospective search for the DSCT coronary angiog...

journal_title：Korean journal of radiology

authors： Moon JH,Park EA,Lee W,Yin YH,Chung JW,Park JH,Lee HY,Kang HJ,Kim HS

更新日期：2011-05-01 00:00:00

abstract：OBJECTIVE:This study was designed to develop an automated system for quantification of various regional disease patterns of diffuse lung diseases as depicted on high-resolution computed tomography (HRCT) and to compare the performance of the automated system with human readers. MATERIALS AND METHODS:A total of 600 cir...

journal_title：Korean journal of radiology

authors： Park SO,Seo JB,Kim N,Park SH,Lee YK,Park BW,Sung YS,Lee Y,Lee J,Kang SH

更新日期：2009-09-01 00:00:00

abstract：OBJECTIVE:To assess left ventricular remodeling patterns using cardiac computed tomography (CT) in children with congenital heart disease and correlate these patterns with their clinical course. MATERIALS AND METHODS:Left ventricular volume and myocardial mass were quantified in 17 children with congenital heart disea...

journal_title：Korean journal of radiology

authors： Goo HW,Park SH

更新日期：2020-06-01 00:00:00

abstract：OBJECTIVE:To compare various models of diffusion-weighted imaging including monoexponential apparent diffusion coefficient (ADC), biexponential (fast diffusion coefficient [Df], slow diffusion coefficient [Ds], and fraction of fast diffusion), stretched-exponential (distributed diffusion coefficient and anomalous expon...

journal_title：Korean journal of radiology

authors： Zhang J,Suo S,Liu G,Zhang S,Zhao Z,Xu J,Wu G

更新日期：2019-05-01 00:00:00

abstract：:The propensity score is defined as the probability of each individual study subject being assigned to a group of interest for comparison purposes. Propensity score adjustment is a method of ensuring an even distribution of confounders between groups, thereby increasing between group comparability. Propensity score ana...

journal_title：Korean journal of radiology

authors： Baek S,Park SH,Won E,Park YR,Kim HJ

更新日期：2015-03-01 00:00:00

abstract：:Breast metastasis from nonmammary malignant neoplasms is uncommon, and it accounts for approximately 2% of all breast tumors. Distant metastasis of thymoma is very rare, and especially to extrathorcic areas. We report a female who had a metastatic thymoma in her breast 20 years after undergoing resection for a non-inv...

journal_title：Korean journal of radiology

authors： Kim SM,Ko EY,Han BK,Shin JH,Kang SS,Nam SJ,Cho EY

更新日期：2008-01-01 00:00:00

abstract：:Microvascular ultrasonographic imaging is the most recent and unique Doppler ultrasound technique. It uses an advanced clutter filter that can remove clutter artifacts and preserve the low-velocity microvascular flow signal. The potential advantages of microvascular ultrasonography are its superiority in detection and...

journal_title：Korean journal of radiology

authors： Yoo J,Je BK,Choo JY

更新日期：2020-02-01 00:00:00

abstract：OBJECTIVE:To evaluate the findings of brain MRI in patients with carbon disulfide poisoning. MATERIALS AND METHODS:Ninety-one patients who had suffered carbon disulfide poisoning [male:female=87:4; age, 32-74 (mean 53.3) years] were included in this study. To determine the extent of white matter hyperintensity (Grade ...

journal_title：Korean journal of radiology

authors： Cha JH,Kim SS,Han H,Kim RH,Yim SH,Kim MJ

更新日期：2002-07-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to compare the clinical outcomes of the cervical interlaminar epidural steroid injection (CIESI) for unilateral radiculopathy by the midline or paramedian approaches and to determine the prognostic factors of CIESI. MATERIALS AND METHODS:We retrospectively analyzed 182 patient...

journal_title：Korean journal of radiology

authors： Yoon JY,Kwon JW,Yoon YC,Lee J

更新日期：2015-05-01 00:00:00

abstract：OBJECTIVE:The aim of this work was to determine the radiation dose received by infants from radiographic exposure and the contribution from scatter radiation due to radiographic exposure of other infants in the same room. MATERIALS AND METHODS:We retrospectively evaluated the entrance skin doses (ESDs) and effective d...

journal_title：Korean journal of radiology

authors： Olgar T,Onal E,Bor D,Okumus N,Atalay Y,Turkyilmaz C,Ergenekon E,Koc E

更新日期：2008-09-01 00:00:00

abstract：OBJECTIVE:To evaluate the accuracy of magnetic resonance imaging (MRI) with lumen distention for rectal cancer staging and circumferential resection margin (CRM) involvement prediction. MATERIALS AND METHODS:Seventy-three patients with primary rectal cancer underwent high-resolution MRI with a phased-array coil perfor...

journal_title：Korean journal of radiology

authors： Iannicelli E,Di Renzo S,Ferri M,Pilozzi E,Di Girolamo M,Sapori A,Ziparo V,David V

更新日期：2014-01-01 00:00:00

abstract：OBJECTIVE:To investigate the diagnostic performance of contrast-enhanced ultrasound (CEUS) and its role as a second-line imaging modality after gadoxetate-enhanced MRI (Gd-EOB-MRI) in the diagnosis of hepatocellular carcinoma (HCC) among at risk observations. MATERIALS AND METHODS:We prospectively enrolled participant...

journal_title：Korean journal of radiology

authors： Kang HJ,Lee JM,Yoon JH,Han JK

更新日期：2020-11-03 00:00:00

abstract：OBJECTIVE:To demonstrate the usefulness of 3-tesla (3T) magnetic resonance imaging (MRI) including T2-weighted imaging (T2WI), diffusion weighted imaging (DWI), time-of-flight (TOF) magnetic resonance angiography (MRA), T2*-weighted gradient recalled echo (GRE), and susceptibility weighted imaging (SWI) in diagnosing b...

journal_title：Korean journal of radiology

authors： Sohn CH,Lee HP,Park JB,Chang HW,Kim E,Kim E,Park UJ,Kim HT,Ku J

更新日期：2012-09-01 00:00:00

abstract：OBJECTIVE:To assess diffusion tensor imaging (DTI) parameters of the hepatic parenchyma for the differentiation of biliary atresia (BA) from Alagille syndrome (ALGS). MATERIALS AND METHODS:This study included 32 infants with BA and 12 infants with ALGS groups who had undergone DTI. Fractional anisotropy (FA) and mean ...

journal_title：Korean journal of radiology

authors： Abdel Razek AAK,Abdalla A,Elfar R,Ashmalla GA,Ali K,Barakat T

更新日期：2020-12-01 00:00:00

abstract：:Disseminated mycobacterial infection after bacillus Calmette-Guerin (BCG) vaccination is a very rare disorder, occurring mostly in patients with immunologic deficiency. We report a case of disseminated BCG infection in a 16-month-old girl with severe combined immunodeficiency. Plain radiographs showed multiple osteoly...

journal_title：Korean journal of radiology

authors： Han TI,Kim IO,Kim WS,Yeon KM

更新日期：2000-04-01 00:00:00

abstract：:Recent advances in computer technology have generated a new area of research known as radiomics. Radiomics is defined as the high throughput extraction and analysis of quantitative features from imaging data. Radiomic features provide information on the gray-scale patterns, inter-pixel relationships, as well as shape ...

journal_title：Korean journal of radiology

authors： Lee SH,Park H,Ko ES

更新日期：2020-07-01 00:00:00

abstract：:Breast capillary hemangioma is a type of benign vascular tumor which is rarely seen. Little is known about its presentation on dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI). Here, we describe a case of suspicious breast lesion detected by DCE-MRI and pathologically confirmed as capillary hemangioma. O...

journal_title：Korean journal of radiology

authors： Yang LH,Ma S,Li QC,Xu HT,Wang X,Wang EH

更新日期：2013-11-01 00:00:00

abstract：:We report the case in a 72-year-old man who presented with a right inguinal mass and with a one month history that was initially interpreted as an inguinal hernia. Ultrasonography (US) and computed tomography (CT) demonstrated a right inguinal mass, including myxoid and fat component, extending from the right spermati...

journal_title：Korean journal of radiology

authors： Cho HS,Woo JY,Hong HS,Yang I,Lee Y,Jung AY,Yang DH,Kim JW,Kim JW

更新日期：2013-03-01 00:00:00

abstract：OBJECTIVE:To evaluate the impact of energy and access methods on extrahepatic tumor spreading and the ablation zone in an ex vivo subcapsular tumor mimic model with a risk of extrahepatic tumor spreading. MATERIALS AND METHODS:Forty-two tumor-mimics were created in bovine liver blocks by injecting a mixture of iodine ...

journal_title：Korean journal of radiology

authors： Kim JS,Ko Y,Kwon H,Kim M,Lee JK

更新日期：2019-04-01 00:00:00

abstract：Objective:To investigate the diagnostic yield of contrast-enhanced computed tomography (CT) in Crohn's disease (CD) patients presenting with acute severe lower gastrointestinal bleeding (LGIB), and the role of CT in predicting the risk of rebleeding. Materials and Methods:A consecutive series of 110 CD patients presen...

journal_title：Korean journal of radiology

authors： Lee S,Ye BD,Park SH,Lee KJ,Kim AY,Lee JS,Kim HJ,Yang SK

更新日期：2018-11-01 00:00:00

abstract：:A 63-year-old man was found in the street after overrun by a car. Postmortem CT revealed multiple bone fractures, but surprisingly all without any relevant hemorrhage which would have been expected under such circumstances. A round radiopaque formation was found in the duodenum, which was reminiscent of ingested table...

journal_title：Korean journal of radiology

authors： Simons D,Sassenberg A,Schlemmer HP,Yen K

更新日期：2014-03-01 00:00:00