In-Vivo Proton Magnetic Resonance Spectroscopy of 2-Hydroxyglutarate in Isocitrate Dehydrogenase-Mutated Gliomas: A Technical Review for Neuroradiologists.

abstract：:Radiologic findings of Middle East respiratory syndrome (MERS), a novel coronavirus infection, have been rarely reported. We report a 30-year-old male presented with fever, abdominal pain, and diarrhea, who was diagnosed with MERS. A chest computed tomographic scan revealed rapidly developed multifocal nodular consoli...

journal_title：Korean journal of radiology

authors： Choi WJ,Lee KN,Kang EJ,Lee H

更新日期：2016-01-01 00:00:00

abstract：:We report successful outcomes after endovascular placement of a stent graft in a 74- and a 77-year-old men, both of whom had malignant superior vena cava syndrome caused by squamous cell carcinoma. In each patient, successful palliation of the malignant superior vena cava syndrome was achieved by placement of a stent ...

journal_title：Korean journal of radiology

authors： Gwon DI,Paik SH

更新日期：2012-03-01 00:00:00

abstract：:This paper reports on issues relating to the optimal use of gadolinium-ethoxybenzyl-diethylenetriamine pentaacetic acid magnetic resonance imaging (Gd-EOB-DTPA MR imaging) together with the generation of consensus statements from a working group meeting, which was held in Seoul, Korea (2010). Gd-EOB-DTPA has been show...

journal_title：Korean journal of radiology

authors： Lee JM,Zech CJ,Bolondi L,Jonas E,Kim MJ,Matsui O,Merkle EM,Sakamoto M,Choi BI

更新日期：2011-07-01 00:00:00

abstract：OBJECTIVE:To assess magnetic resonance imaging (MRI) features of coronary microembolization in a swine model induced by small-sized microemboli, which may cause microinfarcts invisible to the naked eye. MATERIALS AND METHODS:Eleven pigs underwent intracoronary injection of small-sized microspheres (42 µm) and catheter...

journal_title：Korean journal of radiology

authors： Jin H,Yun H,Ma J,Chen Z,Chang S,Zeng M

更新日期：2016-01-01 00:00:00

abstract：OBJECTIVE:To evaluate the feasibility of CT fluoroscopy (CTF)-guided percutaneous transhepatic biliary drainage (PTBD) in emergency patients with acute obstructive cholangitis. MATERIALS AND METHODS:The study included 28 patients admitted to the emergency center due to obstructive jaundice and found to require urgent ...

journal_title：Korean journal of radiology

authors： Kim JH

更新日期：2009-03-01 00:00:00

abstract：:An osteosarcoma of cardiac origin is extremely rare, and a comprehensive description of MR imaging (MRI) findings of cardiac osteosarcoma and its metastasis in the femur have not been reported in the literature. We present a case of cardiac osteosarcoma in a 47-year-old woman and its metastasis to the femur, focusing ...

journal_title：Korean journal of radiology

authors： Ahn S,Choi JA,Chung JH,Choi H,Chun EJ,Choi SI,Kang HS

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:We wanted to evaluate whether tumors located in a segmental border zone are predisposed to local recurrence after performing segmental transarterial chemoembolization for hepatocellular carcinoma. MATERIALS AND METHODS:Seventy-three hepatocellular carcinoma nodules were retrospectively analyzed for local tum...

journal_title：Korean journal of radiology

authors： Cho YK,Chung JW,Ahn YS,Park YO,Kim JK,Byun JH

更新日期：2006-10-01 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:To assess the technical feasibility of a newly designed stent-like electrode in rabbits. MATERIALS AND METHODS:A stent-like electrode was knitted from a single thread of nitinol wire and interconnected to a generator using similar wire. In order to gauge the extent of radiofrequency ablation (RFA), we measur...

journal_title：Korean journal of radiology

authors： Byun JN,Kang SG,Choi JY,Kim DH,Lee JM,Kim YC,Ki KH,Lee CG

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to describe MR findings of osteofibrous dysplasia. MATERIALS AND METHODS:MR images of 24 pathologically proven osteofibrous dysplasia cases were retrospectively analyzed for a signal intensity of the lesion, presence of intralesional fat signal, internal hypointense band, multilocul...

journal_title：Korean journal of radiology

authors： Jung JY,Jee WH,Hong SH,Kang HS,Chung HW,Ryu KN,Kim JY,Im SA,Park JM,Sung MS,Lee YS,Hong SJ,Jung CK,Chung YG

更新日期：2014-01-01 00:00:00

abstract：:Enhanced z-axis coverage with thin overlapping slices in breath-hold acquisitions with multidetector CT (MDCT) has considerably enhanced the quality of multiplanar 3D reconstruction. This pictorial essay describes the improvements in 3D reconstruction and technical aspects of 3D reconstruction and rendering techniques...

journal_title：Korean journal of radiology

authors： Maher MM,Kalra MK,Sahani DV,Perumpillichira JJ,Rizzo S,Saini S,Mueller PR

更新日期：2004-01-01 00:00:00

abstract：OBJECTIVE:The purpose of the current study was to develop support vector machine (SVM) and artificial neural network (ANN) models for the pre-operative prediction of advanced prostate cancer by using the parameters acquired from transrectal ultrasound (TRUS)-guided prostate biopsies, and to compare the accuracies betwe...

journal_title：Korean journal of radiology

authors： Kim SY,Moon SK,Jung DC,Hwang SI,Sung CK,Cho JY,Kim SH,Lee J,Lee HJ

更新日期：2011-09-01 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：:In keeping with the increasing utilization of CT examinations, the greater concern about radiation hazards from examinations has been addressed. In this regard, CT radiation dose optimization has been given a great deal of attention by radiologists, referring physicians, technologists, and physicists. Dose-saving stra...

journal_title：Korean journal of radiology

authors： Goo HW

更新日期：2012-01-01 00:00:00

abstract：OBJECTIVE:We wanted to investigate the ability of breast MR imaging to identify the primary malignancy in patients with axillary lymph node metastases and initially negative mammography and sonography, and we correlated those results with the conventional imaging. MATERIALS AND METHODS:From September 2001 to April 200...

journal_title：Korean journal of radiology

authors： Ko EY,Han BK,Shin JH,Kang SS

更新日期：2007-09-01 00:00:00

abstract：OBJECTIVE:To investigate the diagnostic performance of coronary computed tomography angiography (CCTA), stress dual-energy computed tomography perfusion (DE-CTP), stress perfusion single-photon emission computed tomography (SPECT), and the combinations of CCTA with myocardial perfusion imaging (CCTA + DE-CTP and CCTA +...

journal_title：Korean journal of radiology

authors： Chung HW,Ko SM,Hwang HK,So Y,Yi JG,Lee EJ

更新日期：2017-05-01 00:00:00

abstract：:Pericardial fat necrosis is an infrequent cause of acute chest pain and this can mimic acute myocardial infarction and acute pericarditis. We describe here a patient with the magnetic resonance imaging (MRI) findings of pericardial fat necrosis and this was correlated with the computed tomography (CT) findings. The MR...

journal_title：Korean journal of radiology

authors： Lee HH,Ryu DS,Jung SS,Jung SM,Choi SJ,Shin DH

更新日期：2011-05-01 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：:A narrow internal auditory canal (IAC) with duplication is a rare anomaly of the temporal bone. It is associated with congenital sensorineural hearing loss. Aplasia or hypoplasia of the vestibulocochlear nerve may cause the hearing loss. We present an unusual case of an isolated narrow IAC with duplication that was de...

journal_title：Korean journal of radiology

authors： Baik HW,Yu H,Kim KS,Kim GH

更新日期：2008-07-01 00:00:00

abstract：:Primary lymphoma of the uterus is a rare disease, the reported characteristic MR imaging findings being homogeneous intermediate signal intensity of the indistinct mass on T1- and T2-weighted images, and the preservation of endometrial lining and uterine architecture. We report a case of primary uterine lymphoma which...

journal_title：Korean journal of radiology

authors： Cheong IJ,Kim SH,Park CM

更新日期：2000-10-01 00:00:00

abstract：Objective:To investigate the technical safety and clinical efficacy of a double-stent system with long duodenal extension in patients with malignant extrahepatic biliary obstruction. Materials and Methods:This prospective study enrolled 48 consecutive patients (31 men, 17 women; mean age, 61 years; age range, 31-77 ye...

journal_title：Korean journal of radiology

authors： Gwon DI,Ko GY,Kim JW,Ko HK,Yoon HK,Sung KB

更新日期：2018-03-01 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：:We report here on a case of extrahepatic biliary cystadenoma arising from the common hepatic duct. A 42-year-old woman was evaluated by us to find the cause of her jaundice. Ultrasonography and CT showed a cystic dilatation of the common hepatic duct and also marked dilatation of the intrahepatic duct. Direct cholangi...

journal_title：Korean journal of radiology

authors： Park JH,Lee DH,Kim HJ,Ko YT,Lim JW,Yang MH

更新日期：2004-10-01 00:00:00

abstract：:Ultrasound (US) is an attractive diagnostic approach to identify both common and uncommon nipple pathologies, such as duct ectasia, nipple abscess, nipple leiomyoma, nipple adenoma, fibroepithelial polyp, ductal carcinoma in situ (restricted to nipple), invasive carcinoma, and Paget's disease. US is the reliable first...

journal_title：Korean journal of radiology

authors： Chiorean A,Pintican RM,Szep M,Feier D,Rogojan L,Fetica B,Dindelegan G,Vlad B,Duma M

更新日期：2020-08-01 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 retrospectively evaluate the frequency and risk factors for developing thrombus in a systemic vein such as the infrarenal inferior vena cava or the iliac vein, in which a balloon-occluded retrograde transvenous obliteration (B-RTO) catheter was indwelled. MATERIALS AND METHODS:Forty-nine patients who unde...

journal_title：Korean journal of radiology

authors： Yoshimatsu R,Yamagami T,Tanaka O,Miura H,Okuda K,Hashiba M,Nishimura T

更新日期：2012-05-01 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：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：: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：:A malignant tumor is generally believed to be very unlikely to metastasize to the thymus. Only three cases of thymic metastases have been reported so far in the medical literature. We report here a rare case of metastatic breast cancer to the thymus, which was detected by CT and PET scanning, and the metastasis was al...

journal_title：Korean journal of radiology

authors： Park SB,Kim HH,Shin HJ,Paik MH,Kim DB,Gong G

更新日期：2007-07-01 00:00:00