- Primary Malignant Melanoma of the Mediastinum: Radiologic and Pathologic Correlation in Two Case
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Park SY, Kim MY, Chae EJ
- KMID: 1397517
- Korean J Radiol.
- 2012 Dec;13(6):823-826.
- doi: 10.3348/kjr.2012.13.6.823
Primary malignant melanoma of the anterior mediastinum is extremely rare, accounting for 0.1-0.5% of all primary malignant neoplasms. These tumors may be mistakenly diagnosed as lymphomas, thymic carcinomas and malignant... -
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- Shear-Wave Elastography of Segmental Infarction of the Testis
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Kantarci F, Cebi Olgun D, Mihmanli I
- KMID: 1397516
- Korean J Radiol.
- 2012 Dec;13(6):820-822.
- doi: 10.3348/kjr.2012.13.6.820
Segmental testicular infarction (STI) is a rare cause of acute scrotum. The spectrum of findings on gray-scale and color Doppler ultrasonography differ depending on the time between the onset of... -
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- Imaging Finding of Malignant Melanoma of Eustachian Tube with Extension to Middle Ear Cavity: Case Report
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Kim HC, Jang HW, Lee HJ
- KMID: 1397514
- Korean J Radiol.
- 2012 Dec;13(6):812-815.
- doi: 10.3348/kjr.2012.13.6.812
We report a case of malignant melanoma of Eustachian tube with extension to the middle ear cavity and nasopharynx in a 51-year-old woman who presented with right ear fullness. Computed... -
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- Uremic Encephalopathy with Atypical Magnetic Resonance Features on Diffusion-Weighted Images
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Kang E, Jeon SJ, Choi SS
- KMID: 1397513
- Korean J Radiol.
- 2012 Dec;13(6):808-811.
- doi: 10.3348/kjr.2012.13.6.808
Uremic encephalopathy is a well-known disease with typical MR findings including bilateral vasogenic or cytotoxic edema at the cerebral cortex or basal ganglia. Involvement of the basal ganglia has been... -
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- Intrahepatic Portosystemic Venous Shunt: Successful Embolization Using the Amplatzer Vascular Plug II
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Lee YJ, Shin BS, Lee IH, Ohm JY, Lee BS, Ahn M, Kim HJ
- KMID: 1397518
- Korean J Radiol.
- 2012 Dec;13(6):827-831.
- doi: 10.3348/kjr.2012.13.6.827
A 67-year-old woman presented with memory impairment and behavioral changes. Brain MRI indicated hepatic encephalopathy. Abdominal CT scans revealed an intrahepatic portosystemic venous shunt that consisted of two shunt tracts... -
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- Immunoglobulin G4-Related Sclerosing Disease Involving the Urethra: Case Report
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Choi JW, Kim SY, Moon KC, Cho JY, Kim SH
- KMID: 1397512
- Korean J Radiol.
- 2012 Dec;13(6):803-807.
- doi: 10.3348/kjr.2012.13.6.803
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... -
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- Which Phantom Is Better for Assessing the Image Quality in Full-Field Digital Mammography?: American College of Radiology Accreditation Phantom versus Digital Mammography Accreditation Phantom
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Song SE, Seo BK, Yie A, Ku BK, Kim HY, Cho KR, Chung HH, Lee SH, Hwang KW
- KMID: 1397509
- Korean J Radiol.
- 2012 Dec;13(6):776-783.
- doi: 10.3348/kjr.2012.13.6.776
OBJECTIVE: To compare between the American College of Radiology (ACR) accreditation phantom and digital mammography accreditation phantom in assessing the image quality in full-field digital mammography (FFDM). MATERIALS AND METHODS: In... -
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- Radiation Dose Reduction of Chest CT with Iterative Reconstruction in Image Space - Part II: Assessment of Radiologists' Preferences Using Dual Source CT
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Hwang HJ, Seo JB, Lee JS, Song JW, Kim SS, Lee HJ, Lim CH
- KMID: 1397502
- Korean J Radiol.
- 2012 Dec;13(6):720-727.
- doi: 10.3348/kjr.2012.13.6.720
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... -
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- Radiation Dose Reduction of Chest CT with Iterative Reconstruction in Image Space - Part I: Studies on Image Quality Using Dual Source CT
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Hwang HJ, Seo JB, Lee JS, Song JW, Kim SS, Lee HJ, Lim CH
- KMID: 1397501
- Korean J Radiol.
- 2012 Dec;13(6):711-719.
- doi: 10.3348/kjr.2012.13.6.711
OBJECTIVE: To determine whether the image quality (IQ) is improved with iterative reconstruction in image space (IRIS), and whether IRIS can be used for radiation reduction in chest CT. MATERIALS AND... -
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- Experimental Evaluation of Accelerated T1rho Relaxation Quantification in Human Liver Using Limited Spin-Lock Times
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Zhao F, Deng M, Yuan J, Teng GJ, Ahuja AT, Wang YX
- KMID: 1397504
- Korean J Radiol.
- 2012 Dec;13(6):736-742.
- doi: 10.3348/kjr.2012.13.6.736
OBJECTIVE: It was reported lately that to obtain consistent liver T1rho measurement, at 3T MRI using six spin-lock times (SLTs), is feasible. In this study, the feasibility of using three... -
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- Hemodynamic Change in Pulmonary Vein Stenosis after Radiofrequency Ablation: Assessment with Magnetic Resonance Angiography
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Yun D, Jung JI, Oh YS, Youn HJ
- KMID: 1397515
- Korean J Radiol.
- 2012 Dec;13(6):816-819.
- doi: 10.3348/kjr.2012.13.6.816
We present a case of pulmonary vein (PV) stenosis after radio-frequency (RF) ablation, in which a hemodynamic change in the pulmonary artery was similar to that of congenital PV atresia... -
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- Dual-Energy CT in Patients Treated with Anti-Angiogenic Agents for Non-Small Cell Lung Cancer: New Method of Monitoring Tumor Response?
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Kim YN, Lee HY, Lee KS, Seo JB, Chung MJ, Ahn MJ, Park K, Kim TS, Yi CA
- KMID: 1397500
- Korean J Radiol.
- 2012 Dec;13(6):702-710.
- doi: 10.3348/kjr.2012.13.6.702
OBJECTIVE: To evaluate tumor responses in patients treated with anti-angiogenic agents for non-small cell lung cancer (NSCLC) by assessing intratumoral changes using a dual-energy CT (DECT) (based on Choi's criteria)... -
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- Hepatic Cavernous Hemangiomas: Relationship between Speed of Intratumoral Enhancement during Dynamic MRI and Apparent Diffusion Coefficient on Diffusion-Weighted Imaging
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Nam SJ, Park KY, Yu JS, Chung JJ, Kim JH, Kim KW
- KMID: 1397503
- Korean J Radiol.
- 2012 Dec;13(6):728-735.
- doi: 10.3348/kjr.2012.13.6.728
OBJECTIVE: To investigate the relationships between the apparent diffusion coefficients (ADCs) on diffusion-weighted imaging (DWI) and the speed of contrast-enhancement in hepatic hemangiomas. MATERIALS AND METHODS: Sixty-nine hepatic hemangiomas (> or... -
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- Percutaneous Biliary Drainage Using Open Cell Stents for Malignant Biliary Hilar Obstruction
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Ahn SJ, Bae JI, Han TS, Won JH, Kim JD, Kwack KS, Lee JH, Kim YC
- KMID: 1397511
- Korean J Radiol.
- 2012 Dec;13(6):795-802.
- doi: 10.3348/kjr.2012.13.6.795
OBJECTIVE: To evaluate the feasibility, safety and the effectiveness of the complex assembly of open cell nitinol stents for biliary hilar malignancy. MATERIALS AND METHODS: During the 10 month period between... -
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- Radiofrequency Ablation for Viable Hepatocellular Carcinoma around Retained Iodized Oil after Transcatheter Arterial Chemoembolization: Usefulness of Biplane Fluoroscopy Plus Ultrasound Guidance
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Min JH, Lee MW, Rhim H, Choi D, Kim YS, Kim YJ, Cha DI, Lim HK
- KMID: 1397510
- Korean J Radiol.
- 2012 Dec;13(6):784-794.
- doi: 10.3348/kjr.2012.13.6.784
OBJECTIVE: To assess the technical feasibility and local efficacy of biplane fluoroscopy plus US-guided percutaneous radiofrequency ablation (RFA) for viable hepatocellular carcinoma (HCC) around retained iodized oil after transcatheter arterial... -
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- Trends of CT Use in the Pediatric Emergency Department in a Tertiary Academic Hospital of Korea during 2001-2010
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Oh HY, Kim EY, Kim JE, Kim YJ, Choi HY, Cho J, Yang HJ, Ryoo E
- KMID: 1397508
- Korean J Radiol.
- 2012 Dec;13(6):771-775.
- doi: 10.3348/kjr.2012.13.6.771
OBJECTIVE: We wanted to assess the trends of computed tomography (CT) examinations in a pediatric emergency department (ED). MATERIALS AND METHODS: We searched the medical database to identify the pediatric patients... -
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- Fluid-Attenuated Inversion Recovery Hypointensity of the Pulvinar Nucleus of Patients with Alzheimer Disease: Its Possible Association with Iron Accumulation as Evidenced by the T2* Map
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Moon WJ, Kim HJ, Roh HG, Choi JW, Han SH
- KMID: 1397497
- Korean J Radiol.
- 2012 Dec;13(6):674-683.
- doi: 10.3348/kjr.2012.13.6.674
OBJECTIVE: We hypothesized that prominent pulvinar hypointensity in brain MRI represents the disease process due to iron accumulation in Alzheimer disease (AD). We aimed to determine whether or not the... -
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- Prospectively Electrocardiogram-Gated High-Pitch Spiral Acquisition Mode Dual-Source CT Coronary Angiography in Patients with High Heart Rates: Comparison with Retrospective Electrocardiogram-Gated Spiral Acquisition Mode
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Sun K, Han RJ, Ma LJ, Wang LJ, Li LG, Chen JH
- KMID: 1397498
- Korean J Radiol.
- 2012 Dec;13(6):684-693.
- doi: 10.3348/kjr.2012.13.6.684
OBJECTIVE: To assess the image quality and effective radiation dose of prospectively electrocardiogram (ECG)-gated high-pitch spiral acquisition mode (flash mode) of dual-source CT (DSCT) coronary angiography (CTCA) in patients with... -
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- Evaluation of Anterior Ethmoidal Artery by 320-Slice CT Angiography with Comparison to Three-Dimensional Spin Digital Subtraction Angiography: Initial Experiences
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Ding J, Sun G, Lu Y, Yu BB, Li M, Li L, Li GY, Peng ZH, Zhang XP
- KMID: 1397496
- Korean J Radiol.
- 2012 Dec;13(6):667-673.
- doi: 10.3348/kjr.2012.13.6.667
OBJECTIVE: To explore the usefulness of 320-slice CT angiography (CTA) for evaluating the course of the anterior ethmoidal artery (AEA) and its relationship with adjacent structures by using three-dimensional (3D)... -
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- CT-Guided Percutaneous Transthoracic Localization of Pulmonary Nodules Prior to Video-Assisted Thoracoscopic Surgery Using Barium Suspension
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Lee NK, Park CM, Kang CH, Jeon YK, Choo JY, Lee HJ, Goo JM
- KMID: 1397499
- Korean J Radiol.
- 2012 Dec;13(6):694-701.
- doi: 10.3348/kjr.2012.13.6.694
OBJECTIVE: To describe our initial experience with CT-guided percutaneous barium marking for the localization of small pulmonary nodules prior to video-assisted thoracoscopic surgery (VATS). MATERIALS AND METHODS: From October 2010 to... -
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