Paratracheal air cysts: sonographic findings in two cases.

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：: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：:The rupture of an acute dissection of the ascending aorta into the space surrounding the pulmonary artery is an uncommon occurrence. No previous cases of transient pulmonary hypertension caused by a hematoma surrounding the pulmonary artery have been documented in the literature. Herein, we report a case of acute aort...

journal_title：Korean journal of radiology

authors： Kim DH,Ryu SW,Choi YS,Ahn BH

更新日期：2004-04-01 00:00:00

abstract：:Charcoal can be used for preoperative localization of metastatic lymph nodes in the neck. Charcoal remains stable without causing foreign body reactions during as hort period. However, foreign body reactions may develop if charcoal is left in situ for more than 6 months. We reported a case of charcoal granuloma mimick...

journal_title：Korean journal of radiology

authors： Choi JW,Moon WJ,Choi N,Roh HG,Kim MY,Kim NR,Moon SG,Chung HW,Lim SD,Yang JH

更新日期：2015-01-01 00:00:00

abstract：:In Asia, mammography following the injection of foreign materials into the breasts for cosmetic augmentation is frequently seen and diagnosis based on the typical radiologic findings is straightforward. We report the unusual radiologic findings in two patients with foreign body granulomas caused by injected foreign ma...

journal_title：Korean journal of radiology

authors： Han BK,Choe YH,Ko YH,Nam SJ,Yang JH

更新日期：2001-04-01 00:00:00

abstract：OBJECTIVE:To determine the predictive factors for treatment responsiveness in patients with chronic obstructive pulmonary disease (COPD) at 1-year follow-up by performing quantitative analyses of baseline CT scans. MATERIALS AND METHODS:COPD patients (n = 226; 212 men, 14 women) were recruited from the Korean Obstruct...

journal_title：Korean journal of radiology

authors： Park HJ,Lee SM,Choe J,Lee SM,Kim N,Lee JS,Oh YM,Seo JB

更新日期：2019-02-01 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 document the causes of high signal intensity of the meniscus which is not caused by definite meniscal tears on MR imaging, through correlation with histological examination. MATERIALS AND METHODS:For the correlation between the MR image and histology, we obtained prospectively 31 meniscal specimens from 2...

journal_title：Korean journal of radiology

authors： Li CA,Kim MK,Kim IH,Lee JH,Jang KY,Lee SY

更新日期：2013-11-01 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 the relationship between apparent diffusion coefficient (ADC) values on diffusion-weighted magnetic resonance (MR) imaging and pathologic measures of a tumor using a prostate cancer xenograft model. MATERIALS AND METHODS:Eighteen athymic nude mice with 36 PC-3-induced tumors were sacrificed to obta...

journal_title：Korean journal of radiology

authors： Jung DC,Lee HJ,Seo JW,Park SY,Lee SJ,Lee JH,Kim IH

更新日期：2012-01-01 00:00:00

abstract：:The guideline for the management of hepatocellular carcinoma (HCC) was first developed in 2003 and revised in 2009 by the Korean Liver Cancer Study Group and the National Cancer Center, Korea. Since then, many studies on HCC have been carried out in Korea and other countries. In particular, a substantial body of knowl...

journal_title：Korean journal of radiology

authors： Korean Liver Cancer Study Group (KLCSG).,National Cancer Center, Korea (NCC).

更新日期：2015-05-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to examine the feasibility of perfusion imaging of the brain using the Z-score and subtraction dynamic images obtained from susceptibility contrast MR images. MATERIALS AND METHODS:Five patients, each with a normal MRI, Moya-moya, a middle cerebral artery occlusion, post-trauma synd...

journal_title：Korean journal of radiology

authors： Choi S,Liu H,Shin TB,Lee JH,Yoon SK,Oh JY,Lee YI

更新日期：2004-07-01 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：: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：: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：: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：OBJECTIVE:We wanted to investigate the hemodynamic effect of fenestrated stents on the renal arteries with using a fluid structure interaction method. MATERIALS AND METHODS:Two representative patients who each had abdominal aortic aneurysm that was treated with fenestrated stent grafts were selected for the study. 3D ...

journal_title：Korean journal of radiology

authors： Sun Z,Chaichana T

更新日期：2010-01-01 00:00:00

abstract：OBJECTIVE:We wanted to assess the MR imaging findings of ovarian cystadenofibroma and cystadenocarcinofibroma, and we wanted to find clues for making the differential diagnosis between them. MATERIALS AND METHODS:The MR images of 12 pathologically proven cystadenofibromas and two cystadenocarcinofibromas were reviewed...

journal_title：Korean journal of radiology

authors： Jung DC,Kim SH,Kim SH

更新日期：2006-07-01 00:00:00

abstract：OBJECTIVE:To compare conventional sensitivity encoding (SENSE) to compressed sensing plus SENSE (CS) for high-resolution magnetic resonance imaging (HR-MRI) of intracranial and extracranial arteries. MATERIALS AND METHODS:HR-MRI was performed in 14 healthy volunteers. Three-dimensional T1-weighted imaging (T1WI) and p...

journal_title：Korean journal of radiology

authors： Suh CH,Jung SC,Lee HB,Cho SJ

更新日期：2019-03-01 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：: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 compare the effect of radio frequency ablation (RFA) on the dimensions of radio frequency coagulation necrosis in a rabbit lung using a wet electrode in monopolar mode with that in dual electrode bipolar mode at different infusion rates (15 mm/hr versus 30 ml/hr) and saline concentrations (0.9% normal vers...

journal_title：Korean journal of radiology

authors： Jin GY,Park SH,Han YM,Chung GH,Kwak HS,Jeon Sb,Lee YC

更新日期：2006-04-01 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：: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：:As the detection and characterization of lung nodules are of paramount importance in thoracic radiology, various tools for making a computer-aided diagnosis (CAD) have been developed to improve the diagnostic performance of radiologists in clinical practice. Numerous studies over the years have shown that the CAD syst...

journal_title：Korean journal of radiology

authors： Goo JM

更新日期：2011-03-01 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：:Diffuse esophageal leiomyomatosis is a rare benign tumor, which can be associated with leiomyoma in female genital tracts involving the uterus, vagina, and vulva. Alport syndrome, an inherited disorder that includes the kidneys, eyes, and sensorineural hearing loss, is also rarely associated with these multiple leiomy...

journal_title：Korean journal of radiology

authors： An YS,Kim DY

更新日期：2009-11-01 00:00:00

abstract：:The presence of myocardial ischemia is the most important prognostic factor in patients with ischemic heart disease. Fractional flow reserve (FFR) is a gold standard invasive method used to detect the stenosis-specific myocardial ischemia. FFR-guided revascularization strategy is superior to angiography-guided strateg...

journal_title：Korean journal of radiology

authors： Hwang D,Lee JM,Koo BK

更新日期：2016-05-01 00:00:00

abstract：OBJECTIVE:To assess the performance of diffusion tensor imaging (DTI) for the diagnosis of cervical spondylotic myelopathy (CSM) in patients with deformed spinal cord but otherwise unremarkable conventional magnetic resonance imaging (MRI) findings. MATERIALS AND METHODS:A total of 33 patients who underwent MRI of the...

journal_title：Korean journal of radiology

authors： Lee S,Lee YH,Chung TS,Jeong EK,Kim S,Yoo YH,Kim IS,Yoon CS,Suh JS,Park JH

更新日期：2015-11-01 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