Thyroid ultrasonography: pitfalls and techniques.

abstract：:Imaging features of metastases to the urinary system may closely mimic primary urinary tract tumors, and differential diagnosis by imaging alone may be problematic or even impossible in some cases. The main purpose of this article was to familiarize radiologists with imaging findings of metastasis to the urinary syste...

journal_title：Korean journal of radiology

authors： Karaosmanoglu AD,Onur MR,Karcaaltincaba M,Akata D,Ozmen MN

更新日期：2018-07-01 00:00:00

abstract：OBJECTIVE:1) To evaluate the mid-term efficacy and safety of a permanent nitinol inferior vena cava (IVC) filter; 2) to evaluate filter effectiveness, filter stability and caval occlusion. MATERIALS AND METHODS:A prospective evaluation of the TrapEase IVC filter was performed on 42 patients (eight men, 34 women) rangi...

journal_title：Korean journal of radiology

authors： Liu WC,Do YS,Choo SW,Kim DI,Kim YW,Kim DK,Shin SW,Park KB,Jeon YH,Choo IW

更新日期：2005-04-01 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 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：:This paper is a summary of the methodology including protocol used to develop evidence-based clinical imaging guidelines (CIGs) in Korea, led by the Korean Society of Radiology and the National Evidence-based Healthcare Collaborating Agency. This is the first protocol to reflect the process of developing diagnostic gu...

journal_title：Korean journal of radiology

authors： Choi SJ,Jeong WK,Jo AJ,Choi JA,Kim MJ,Lee M,Jung SE,Do KH,Yong HS,Sheen S,Choi M,Baek JH

更新日期：2017-01-01 00:00:00

abstract：OBJECTIVE:The purpose of our study was to assess whether a review of multiphasic helical CT combined with the previous serial CT images could be helpful to depict a viable tumor in hepatocellular carcinoma treated with transarterial chemoembolization. MATERIALS AND METHODS:Twenty-four consecutive patients with 35 hepa...

journal_title：Korean journal of radiology

authors： Jang KM,Choi D,Lim HK,Lim JH,Lee JY,Lee WJ,Kim SH,Lee SJ,Jeon YH,Lee J,Kim MJ,Shin SW,Park CK

更新日期：2005-07-01 00:00:00

abstract：OBJECTIVE:To evaluate the upgrade rate and delayed false-negative results of percutaneous vacuum-assisted removal (VAR) and surgical excision in women with imaging-histologic discordance during ultrasound (US)-guided automated core needle biopsy (CNB) of the breast and to validate the role of VAR as a rebiopsy method f...

journal_title：Korean journal of radiology

authors： Sohn YM,Yoon JH,Kim EK,Moon HJ,Kim MJ

更新日期：2014-11-01 00:00:00

abstract：:A 74-year-old man presented with a progressively worsening pain in sacrum and was diagnosed to have a sacral chordoma by biopsy in May, 2004. Percutaneous intratumoral injection with lipiodol-pingyangmycin suspension (LPS) was carried out under image guidance and repeated when the pain in sacrum recurred and the tumor...

journal_title：Korean journal of radiology

authors： Huang D,Chen Y,Zeng Q,Wu R,Li Y

更新日期：2013-09-01 00:00:00

abstract：OBJECTIVE:To retrospectively summarize the cardiac magnetic resonance imaging (CMRI) findings of isolated noncompaction of ventricular myocardium (INVM). MATERIALS AND METHODS:Eleven patients (M:F = 9:2; mean age, 35 years) were evaluated. Steady-state free precession (SSFP), fast spin echo (SE) sequence, SSFP cine im...

journal_title：Korean journal of radiology

authors： Yun H,Zeng MS,Jin H,Yang S

更新日期：2011-11-01 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：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: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：:Degenerating nodules (DNs), which primarily manifest as benign thyroid nodules, are one of the main causes of discordance in ultrasonography (US) and cytological assessments. Intranodular hemorrhage is one of the mechanisms contributing to discordant nodules, and an impaired blood supply may explain further DN shrinka...

journal_title：Korean journal of radiology

authors： Ren J,Baek JH,Chung SR,Choi YJ,Jung CK,Lee JH

更新日期：2019-06-01 00:00:00

abstract：:Advances in imaging-based management of acute ischemic stroke now provide crucial information such as infarct core, ischemic penumbra/degree of collaterals, vessel occlusion, and thrombus that helps in the selection of the best candidates for reperfusion therapy. It also predicts thrombolytic efficacy and benefit or p...

journal_title：Korean journal of radiology

authors： Na DG,Sohn CH,Kim EY

更新日期：2015-03-01 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：:Papillary tumor of the bile duct is characterized by the presence of an intraductal tumor with a papillary surface comprising innumerable frondlike infoldings of proliferated columnar epithelial cells surrounding slender fibrovascular stalks. There may be multiple tumors along the bile ducts (papillomatosis or papilla...

journal_title：Korean journal of radiology

authors： Lim JH,Yi CA,Lim HK,Lee WJ,Lee SJ,Kim SH

更新日期：2002-01-01 00:00:00

abstract：OBJECTIVE:The objective of this retrospective study was to develop and validate a simple diagnostic prediction model by using ultrasound (US) features of thyroid nodules obtained from multicenter retrospective data. MATERIALS AND METHODS:Patient data were collected from 20 different institutions and the data included ...

journal_title：Korean journal of radiology

authors： Kwak JY,Jung I,Baek JH,Baek SM,Choi N,Choi YJ,Jung SL,Kim EK,Kim JA,Kim JH,Kim KS,Lee JH,Lee JH,Moon HJ,Moon WJ,Park JS,Ryu JH,Shin JH,Son EJ,Sung JY,Na DG,Korean Society of Thyroid Radiology (KSThR).,Korean S

更新日期：2013-01-01 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：: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:We investigated low dose digital tomosynthesis (DT) for the evaluation of the paranasal sinus (PNS), and compared its diagnostic accuracy with a PNS radiography series (XR). MATERIALS AND METHODS:We enrolled 43 patients for whom XR, PNS DT, and OMU CT were performed. We measured effective doses (EDs) of XR, ...

journal_title：Korean journal of radiology

authors： Yoo JY,Chung MJ,Choi B,Jung HN,Koo JH,Bae YA,Jeon K,Byun HS,Lee KS

更新日期：2012-03-01 00:00:00

abstract：OBJECTIVE:To evaluate urologist satisfaction on structured prostate MRI reports, including report with tumor-node-metastasis (TNM) staging (report B) and with Prostate Imaging Reporting and Data System (PI-RADS) score with/without TNM staging (report C, report with PI-RADS score only [report C-a] and report with PI-RAD...

journal_title：Korean journal of radiology

authors： Zhong J,Qin W,Li Y,Wang Y,Huan Y,Ren J

更新日期：2020-12-01 00:00:00

abstract：:The aim of this systematic review was to describe the characteristics of prostate-specific membrane antigen (PSMA)-targeting PET and their clinical applications in prostate cancer patients. There have been major strides in the design, synthesis of PSMA-targeting PET tracers over the past several years. PSMA-targeting ...

journal_title：Korean journal of radiology

authors： Oh SW,Cheon GJ

更新日期：2018-09-01 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：:We describe the imaging features of two cases of biliary ascariasis. Ultrasonography and CT showed no specific abnormal findings, but MR cholangiography clearly demonstrated an intraductal linear filling defect that led to the correct diagnosis. MR cholangiography is thus a useful technique for the diagnosis of biliar...

journal_title：Korean journal of radiology

authors： Hwang CM,Kim TK,Ha HK,Kim PN,Lee MG

更新日期：2001-07-01 00:00:00

abstract：OBJECTIVE:To compare the efficacy of Mangafodipir trisodium (Mn-DPDP)-enhanced MR cholangiogrphy (MRC) and Gadobenate dimeglumine (Gd-BOPTA)-enhanced MRC in visualizing a non-dilated biliary system. MATERIALS AND METHODS:Eighty-eight healthy liver donor candidates underwent contrast-enhanced T1-weighted MRC. Mn-DPDP a...

journal_title：Korean journal of radiology

authors： Lim JS,Kim MJ,Jung YY,Kim KW

更新日期：2005-10-01 00:00:00

abstract：:Recently, sarcopenia has garnered renewed interest. Sarcopenia is a disease characterized by decreased skeletal muscle mass and strength/function, which can impair the quality of life and increase physical disability, adverse metabolic effects, and mortality. Imaging tools for evaluating and diagnosing sarcopenia have...

journal_title：Korean journal of radiology

authors： Lee K,Shin Y,Huh J,Sung YS,Lee IS,Yoon KH,Kim KW

更新日期：2019-02-01 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：OBJECTIVE:To record the MR imaging features of primary central nervous system lymphoma (PCNSL) and compare these features in monofocal and multifocal disease. MATERIALS AND METHODS:Twenty-one cases of monofocal disease were compared to five cases of multifocal disease. All patients were examined by non-enhanced and co...

journal_title：Korean journal of radiology

authors： Zhang D,Hu LB,Henning TD,Ravarani EM,Zou LG,Feng XY,Wang WX,Wen L

更新日期：2010-05-01 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：:Tumor-mimicking lesions in the musculoskeletal system can be defined as lesions mistaken as tumors due to the presence of palpation upon physical examination or a tumor-like appearance upon radiological examination. Moreover, tumor-mimicking lesions show diverse etiologies and anatomic locations. We illustrated the va...

journal_title：Korean journal of radiology

authors： Kim SY,Park JS,Ryu KN,Jin W,Park SY

更新日期：2011-03-01 00:00:00