Imaging-based management of acute ischemic stroke patients: current neuroradiological perspectives.

abstract：OBJECTIVE:To investigate the value of ultrasound-guided tattooing localization (US-tattoo) using a charcoal suspension for breast lesions. MATERIALS AND METHODS:One hundred sixty-four nonpalpable breast lesions in 134 patients (mean age 47 years; range 30-74 years) were marked with a charcoal suspension under US guida...

journal_title：Korean journal of radiology

authors： Ko K,Han BK,Jang KM,Choe YH,Shin JH,Yang JH,Nam SJ

更新日期：2007-07-01 00:00:00

abstract：:CT is increasingly being used for evaluating the cardiovascular structures and airways in the patients with congenital heart disease. Multi-slice CT has traditionally been used for the evaluation of the extracardiac vascular and airway abnormalities because of its inherent high spatial resolution and excellent air-tis...

journal_title：Korean journal of radiology

authors： Goo HW

更新日期：2010-01-01 00:00:00

abstract：:Immunoglobulin G4 (IgG4)-related kidney disease (IgG4-KD) has recently been demonstrated to be an important part of IgG4-related sclerosing disease (IgG4-SD). However, since IgG4-KD is still relatively unfamiliar to radiologists and physicians as compared to IgG4-SD involving other organs, it could, therefore, be easi...

journal_title：Korean journal of radiology

authors： Seo N,Kim JH,Byun JH,Lee SS,Kim HJ,Lee MG

更新日期：2015-09-01 00:00:00

abstract：:The use of computed tomography (CT) in emergency departments has increased over several decades, as physicians increasingly depend on imaging for diagnoses. Patients and medical personnel are put at risk due to frequent exposure to and higher levels of radiation, with very little evidence of improvements in outcomes. ...

journal_title：Korean journal of radiology

authors： Azman RR,Shah MNM,Ng KH

更新日期：2019-03-01 00:00:00

abstract：:Stenosis of the pancreatico-enteric anastomosis is one of the major complications of pancreaticoduodenectomy (PD). Endoscopic stent placement, has limited success rate as a nonsurgical treatment due to altered gastrointestinal anatomy. Percutaneous treatment is rarely attempted due to the technical difficulty in acces...

journal_title：Korean journal of radiology

authors： Yang SK,Yoon CJ

更新日期：2016-09-01 00:00:00

abstract：OBJECTIVE:To evaluate the safety and clinical efficacy of transcatheter uterine artery embolization (UAE) for post-myomectomy hemorrhage. MATERIALS AND METHODS:We identified eight female patients (age ranged from 29 to 51 years and with a median age of 37) in two regional hospitals who suffered from post-myomectomy he...

journal_title：Korean journal of radiology

authors： Wan AY,Shin JH,Yoon HK,Ko GY,Park S,Seong NJ,Yoon CJ

更新日期：2014-05-01 00:00:00

abstract：OBJECTIVE:Many studies have reported pre-processing effects for brain volumetry; however, no study has investigated whether non-parametric non-uniform intensity normalization (N3) correction processing results in reduced system dependency when using an atlas-based method. To address this shortcoming, the present study ...

journal_title：Korean journal of radiology

authors： Goto M,Abe O,Miyati T,Kabasawa H,Takao H,Hayashi N,Kurosu T,Iwatsubo T,Yamashita F,Matsuda H,Mori H,Kunimatsu A,Aoki S,Ino K,Yano K,Ohtomo K,Japanese Alzheimer's Disease Neuroimaging Initiative.

更新日期：2012-07-01 00:00:00

abstract：OBJECTIVE:To prospectively evaluate the performance of computed tomography perfusion imaging (CTPI) in predicting the early response to transarterial chemo-lipiodol infusion (TACLI) and survival of patients with colorectal cancer liver metastases (CRLM). MATERIALS AND METHODS:Computed tomography perfusion imaging was ...

journal_title：Korean journal of radiology

authors： Lv WF,Han JK,Cheng DL,Zhou CZ,Ni M,Lu D

更新日期：2015-07-01 00:00:00

abstract：:Over the last few years, percutaneous radiofrequency (RF) ablation has been successfully established as a viable treatment modality for small peripheral renal cell carcinoma (RCC). This technique is limited by central tumor location and tumor size. We report the interventional management of a 5.3 cm mixed RCC with cen...

journal_title：Korean journal of radiology

authors： Mahnken AH,Penzkofer T,Bruners P,Günther RW,Brehmer B

更新日期：2009-09-01 00:00:00

abstract：:A 64-year-old male patient with liver cirrhosis underwent a CT study for hepatocellular carcinoma surveillance, which demonstrated a 1.4-cm hypervascular subcapsular tumor in the liver. On gadoxetic acid-enhanced MRI, the tumor showed brisk arterial enhancement and persistent hyperenhancement in the portal phase, but ...

journal_title：Korean journal of radiology

authors： An C,Park S,Choi YJ

更新日期：2013-09-01 00:00:00

abstract：OBJECTIVE:We wanted to evaluate the effectiveness of intraluminal irradiation with Holmium-166 ((166)Ho) for reducing the pseudointimal hyperplasia (PIH) in the transjugular intrahepatic portosystemic shunt (TIPS) tract in a swine model. MATERIALS AND METHODS:TIPS was performed in 12 domestic pigs, after the creation ...

journal_title：Korean journal of radiology

authors： Park JS,Oh JH,Kim DY,Park YK,Park SJ,Kim SJ

更新日期：2007-03-01 00:00:00

abstract：:Chondrosarcomas are malignant tumors of cartilage that rarely involve the sinonasal region, and myxoid chondrosarcoma is a rare histologic variant of chondrosarcoma that usually occurs in the soft tissue of extremities. Although several case reports and results of small series of chondrosarcomas in the sinonasal regio...

journal_title：Korean journal of radiology

authors： Kim YJ,Im SA,Lim GY,Chun HJ,Park HJ,Kim MS,Choi YJ

更新日期：2007-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to evaluate the effects of localized brain cooling on blood-brain barrier (BBB) permeability following transient middle cerebral artery occlusion (tMCAO) in rats, by using dynamic contrast-enhanced (DCE)-MRI. MATERIALS AND METHODS:Thirty rats were divided into 3 groups of 10 rat...

journal_title：Korean journal of radiology

authors： Kim ES,Lee SK,Kwon MJ,Lee PH,Ju YS,Yoon DY,Kim HJ,Lee KS

更新日期：2016-09-01 00:00:00

abstract：OBJECTIVE:To determine the safety and usefulness of a two-tiered approach to balloon-occluded retrograde transvenous obliteration (B-RTO) as a treatment for large gastric varices after portal hypertension. MATERIALS AND METHODS:50 patients were studied who underwent B-RTO for gastric varices between October 2004 and O...

journal_title：Korean journal of radiology

authors： Yamagami T,Yoshimatsu R,Miura H,Matsumoto T,Hasebe T

更新日期：2013-05-01 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：: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:To evaluate the current status of managing adverse reactions to iodinated contrast media (ICM) for computed tomography in referral hospitals in South Korea compared with hospitals in other countries. Materials and Methods:This survey investigation involved 59 Korean and 15 overseas hospitals using guideline-...

journal_title：Korean journal of radiology

authors： Han S,Yoon SH,Lee W,Choi YH,Kang DY,Kang HR

更新日期：2019-01-01 00:00:00

abstract：OBJECTIVE:Concurrent low brain and high liver uptake are sometimes observed on fluorine-18-labeled fluoro-2-deoxy-D-glucose (FDG) positron emission tomography (PET). We investigated the potential clinical significance of this uptake pattern related to metabolic syndrome (MS). MATERIALS AND METHODS:We retrospectively r...

journal_title：Korean journal of radiology

authors： Nam HY,Jun S,Pak K,Kim IJ

更新日期：2017-03-01 00:00:00

abstract：OBJECTIVE:To evaluate the impact of radiation dose and reconstruction algorithms on radiologists' preferences, and whether an iterative reconstruction in image space (IRIS) can be used for dose reduction in chest CT. MATERIALS AND METHODS:Standard dose chest CT (SDCT) in 50 patients and low dose chest CT (LDCT) in ano...

journal_title：Korean journal of radiology

authors： Hwang HJ,Seo JB,Lee JS,Song JW,Kim SS,Lee HJ,Lim CH

更新日期：2012-11-01 00:00:00

abstract：Objective:To compare the T1-weighted spectral presaturation with inversion-recovery sequences (T1 SPIR) with T2-weighted turbo spin-echo sequences (T2 TSE) on 3T magnetic resonance arthrography (MRA) in the evaluation of the subscapularis (SSC) tendon tear with arthroscopic findings as the reference standard. Material...

journal_title：Korean journal of radiology

authors： Lee H,Ahn JM,Kang Y,Oh JH,Lee E,Lee JW,Kang HS

更新日期：2018-03-01 00:00:00

abstract：OBJECTIVE:To evaluate the effectiveness of uterine artery embolization (UAE) for treating symptomatic fibroids with high signal intensity (SI) on magnetic resonance (MR) T2-weighted imaging (T2WI). MATERIALS AND METHODS:A total of 537 cases, consisting of 14 patients with high SI fibroids on T2WI (T2 high group), were...

journal_title：Korean journal of radiology

authors： Chang S,Kim MD,Lee M,Lee MS,Park SI,Won JY,Lee DY,Lee KH

更新日期：2012-09-01 00:00:00

abstract：OBJECTIVE:We wanted to evaluate the impact of two reconstruction algorithms (halfscan and multisector) on the image quality and the accuracy of measuring the severity of coronary stenoses by using a pulsating cardiac phantom with different heart rates (HRs). MATERIALS AND METHODS:Simulated coronary arteries with diffe...

journal_title：Korean journal of radiology

authors： Wang YT,Yang CY,Hsiao JK,Liu HM,Lee WJ,Shen Y

更新日期：2009-05-01 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 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：OBJECTIVE:While the prognostic factors of survival for patients with hepatocellular carcinoma (HCC) who underwent transarterial chemoembolization (TACE) are well known, the clinical significance of performing selective TACE for HCC patients has not been clearly documented. We tried to analyze the potential factors of d...

journal_title：Korean journal of radiology

authors： Ji SK,Cho YK,Ahn YS,Kim MY,Park YO,Kim JK,Kim WT

更新日期：2008-11-01 00:00:00

abstract：:A primary fibroxanthoma of the central nervous system is very rare. We present a case of an infantile fibroxanthoma that arose from the cranial dura mater in a six-month-old girl with US, MRI and PET/CT features that mimicked a meningioma. The tumor appeared as a large, well-circumscribed echogenic mass in the right p...

journal_title：Korean journal of radiology

authors： Chung IH,Lee YS,Myong NH,Lee MJ,Lee SK,Ko JH

更新日期：2009-07-01 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：:Immunoglobulin G4 (IgG4)-related sclerosing disease is a systemic disease characterized by extensive IgG4-positive plasma cells and T-lymphocyte infiltration in various organs. We described the imaging findings of an IgG4-related inflammatory pseudotumor in the urethra. The urethral mass showed isoattenuation on unenh...

journal_title：Korean journal of radiology

authors： Choi JW,Kim SY,Moon KC,Cho JY,Kim SH

更新日期：2012-11-01 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：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