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Valsartan Dosage on Ventriculo-Vascular Coupling Index Dose-Dependency in Heart Failure Patients

Ahn KJ, Yu J, Jang AY, Kim DH, Kwan J, Chung WJ

Purpose: Heart failure (HF) poses significant morbidity and mortality. Recently, the ventriculo-vascular coupling index (VVI) was introduced as an independent prognostic factor reflective of the overall cardiovascular performance index in...
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Thermoluminescent dosimetry of panoramic radiography

Seo YS, Yu SK

This study aims to calibrate a thermoluminescence dosimeter (TLD) using a diagnostic radiation device and evaluate the dose of panoramic radiography. TLD-100s were calibrated using a solid-state dosimeter (Unfors Mult-O-Meter...
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Low-Dose 3D Rotational Angiography in Measuring the Size of Intracranial Aneurysm: In Vitro Feasibility Study Using Aneurysm Phantom

Ki HJ, Kim Bs, Kim JK, Choi JH, Shin YS, Choi Y, Shin NY, Jang J, Ahn Kj

Purpose: Three-dimensional (3D) measurement of intracranial aneurysms is important in planning endovascular treatment, and 3D rotational angiography (RA) is effective in accurate measurement. The purpose of this study was to...
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The role of radiation treatment in the management of inflammatory musculoskeletal conditions: a revisit

Abdus-Salam AA, Olabumuyi AA, Jimoh MA, Folorunso SA, Orekoya AA

Inflammatory musculoskeletal conditions are a common group of diseases among the elderly, worldwide. They are characterized by articular degenerative changes accompanied with often debilitating pain. Treatments often involve life-long analgesic...
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Tube Voltage, DNA Double-Strand Breaks, and Image Quality in Coronary CT Angiography

Lin ZX, Zhou F, Schoepf UJ, Pillai B, Zhou CS, Quan W, Bao XQ, Lu GM, Zhang LJ

Objective: To evaluate the effects of tube voltage on image quality in coronary CT angiography (CCTA), the estimated radiationdose, and DNA double-strand breaks (DSBs) in peripheral blood lymphocytes to optimize...
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Abdominal Digital Radiography with a Novel Post-Processing Technique: Phantom and Patient Studies

Kang H, Lee ES, Park HJ, Park BK, Park JY, Suh SW

Purpose The aim of this study was to evaluate the diagnostic image quality of low dose abdominal digital radiography processed with a new post-processing technique. Materials and Methods Abdominal radiographs from...
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Simultaneous Assessment of Left Ventricular Function and Coronary Artery Anatomy by Third-generation Dual-source Computed Tomography Using a Low Radiation Dose

Lee JW, Nam KJ, Kim JY, Jeong YJ, Lee G, Park SM, Lim SJ, Choo KS

BACKGROUND: To assess left ventricular function and coronary artery simultaneously by third-generation dual-source computed tomography (CT) using a low radiation dose. METHODS: A total of 48 patients (36 men, 12 women;...
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Using 2-mSv Appendiceal CT in Usual Practice for Adolescents and Young Adults: Willingness Survey of 579 Radiologists, Emergency Physicians, and Surgeons from 20 Hospitals

Kim HJ, Lee KH, Kim M, Park SB, Ko Y, LOCAT Group

OBJECTIVE: To survey care providers' willingness to use 2-mSv computed tomography (CT) in their usual practice for adolescents and young adults with suspected appendicitis. MATERIALS AND METHODS: An ethical committee approved...
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Myocardial Coverage and Radiation Dose in Dynamic Myocardial Perfusion Imaging Using Third-Generation Dual-Source CT

Takafuji M, Kitagawa K, Ishida M, Goto Y, Nakamura S, Nagasawa N, Sakuma H

OBJECTIVE: Third-generation dual-source computed tomography (3rd-DSCT) allows dynamic myocardial CT perfusion imaging (dynamic CTP) with a 10.5-cm z-axis coverage. Although the increased radiation exposure associated with the 50% wider scan...
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Pharmacokinetics/Pharmacodynamics models of veterinary antimicrobial agents

Luo W, Chen D, Wu M, Li Z, Tao Y, Liu Q, Pan Y, Qu W, Yuan Z, Xie S

Misuse and abuse of veterinary antimicrobial agents have led to an alarming increase in bacterial resistance, clinical treatment failure, and drug residues. To address these problems, consistent and appropriate dosage...
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Higher thoracic radiation dose is beneficial in patients with extensive small cell lung cancer

Yoon HG, Noh JM, Ahn YC, Oh D, Pyo H, Kim H

PURPOSE: The effectiveness of thoracic radiation therapy (TRT) in extensive-stage small cell lung cancer (ES-SCLC) patients is increasingly reported, but there is no definite consensus on its application. The aim...
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Accuracy of Model-Based Iterative Reconstruction for CT Volumetry of Part-Solid Nodules and Solid Nodules in Comparison with Filtered Back Projection and Hybrid Iterative Reconstruction at Various Dose Settings: An Anthropomorphic Chest Phantom Study

Kim SK, Kim C, Lee KY, Cha J, Lim HJ, Kang EY, Oh YW

OBJECTIVE: To investigate the accuracy of model-based iterative reconstruction (MIR) for volume measurement of part-solid nodules (PSNs) and solid nodules (SNs) in comparison with filtered back projection (FBP) or hybrid...
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Comparative Analysis of Prescription for Splitted Tablet using the HIRA-NPS (Health Insurance Review & Assessment Service-National Patient Sample)

Kwon HJ, Jang KW, Ha D

OBJECTIVE: The aim of this study was to analyze the status of split tablet prescription in South Korea. METHODS: We conducted this analysis using 2016 National Patient Sample data from the...
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Characteristics of poisoning in younger children according to different forms of the drugs

Jang M, Ko Y, Yang HW, Lee J

PURPOSE: This study aimed to investigate the characteristics of poisoning drug ingested by younger children, and to compare the clinical outcome by drug forms. METHODS: This was a retrospective analysis based...
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Scapular Dyskinesis Assessment with Low Dose Three-Dimensional Wing Computer Tomography after Anatomical Union of Clavicle Fracture

Kim YS, Kim JG, Hwang JT, Shim JC, Jang SH

PURPOSE: Malunions after clavicle fractures are generally considered to cause scapular dyskinesis. This study aims to verify the incidence of scapular dyskinesis following anatomically reduced clavicle fracture and to verify...
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Dose comparison between prescription methods according to anatomical variations in intracavitary brachytherapy for cervical cancer

Choi E, Kim JH, Kim OB, Byun SJ, Kim JH, Oh YK

PURPOSE: We compared how doses delivered via two-dimensional (2D) intracavitary brachytherapy (ICBT) and three-dimensional (3D) ICBT varied anatomically. MATERIALS AND METHODS: A total of 50 patients who received 30 Gy of...
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Patient Radiation Dose in Neurointerventional Radiologic Procedure: A Tertiary Care Experience

Riabroi K, Khanungwanitkul K, Wattanapongpitak P, Krisanachinda A, Hongsakul

PURPOSE: Neurointerventional radiology procedures often require a long time to perform. Patient radiation dose is an important issue due to the hazards of ionizing radiation. The objective of this study...
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Uses of cone-beam computed tomography in San José, Costa Rica

Barba L, Berrocal A, Hidalgo A

PURPOSE: To analyze cone-beam computed tomography (CBCT) use, indications, and exposure parameters in San José, Costa Rica. MATERIALS AND METHODS: A cross-sectional study was performed. All CBCT examinations over a period...
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Comparison of Image Qualities of 80 kVp and 120 kVp CT Venography Using Model-Based Iterative Reconstruction at Same Radiation Dose

Baek HJ, Choo KS, Nam KJ, Hwang JY, Lee JW, Kim JY, Jung HJ

PURPOSE: To compare image qualities of 80 kVp CT venography (CTV) and 120 kVp CTV by model-based iterative reconstruction (MBIR) at the same radiation dose. MATERIALS AND METHODS: Sixty-nine patients that...
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Impact of radiation dose on concurrent chemoradiotherapy for limited-stage small-cell lung cancer

Park J, Kang MK

PURPOSE: To evaluate clinical outcomes according to radiation dose in patients with limited-stage small-cell lung cancer (LS-SCLC) treated with concurrent chemoradiotherapy (CCRT). MATERIALS AND METHODS: From January 2006 to December 2015,...
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