- Reproducibility of Lateral Cephalometric Landmarks According to Radiographic Image Enhancement
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Ryu HS, Hwang HS
- KMID: 1976552
- Korean J Orthod.
- 2002 Feb;32(1):59-69.
The purpose of this study was to evaluate the reproducibility of lateral cephalometric landmarks according to radiographic image enhancement, and to contribute to the identification of cephalometric landmarks. Lateral cephalograms... -
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- Image Enhancement and Clinical Evaluation in Digital Chest Radiography
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Kim SH, Suh TS, Choe BY, Lee HK
- KMID: 1482429
- Korean J Med Phys.
- 2008 Sep;19(3):143-149.
The aim of this study is to suggest the method for image enhancement of digital chest radiograph and evaluate clinically the quality of the resultant image. A nonlinear iterative filter... -
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- Image enhancement of digital periapical radiographs according to diagnostic tasks
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Choi JW, Han WJ, Kim EK
- KMID: 1974471
- Imaging Sci Dent.
- 2014 Mar;44(1):31-35.
- doi: 10.5624/isd.2014.44.1.31
PURPOSE: This study was performed to investigate the effect of image enhancement of periapical radiographs according to the diagnostic task. MATERIALS AND METHODS: Eighty digital intraoral radiographs were obtained from patients... -
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- Implementation of the Bitmap Image File format for Dental Image Management
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Jun KR, An SH, Kim MS, Hong JY
- KMID: 2329738
- J Korean Soc Med Inform.
- 1998 Jun;4(1):105-112.
Generally, PACS(Picture Archiving and Communication System) play an important role in the patient care support system of the HIS(Hospital Information System). In the dental PACS, image search and storage is... -
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- A Study on the Diagnostic Detection Ability of the Artificial Proximal Caries by Digora(R)
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Oh KR, Choi EH, Kim JD
- KMID: 1537419
- J Korean Acad Oral Maxillofac Radiol.
- 1998 Aug;28(2):415-433.
Digora system is an intraoral indirect digital radiography system utilizing storage phosphor image plate. It has wide dynamic range which allows it to decrease the patient's exposure time and may... -
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- Equipment-Based Image-Enhanced Endoscopy for Differentiating Colorectal Polyps
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Koo JS
- KMID: 1907933
- Clin Endosc.
- 2014 Jul;47(4):330-333.
- doi: 10.5946/ce.2014.47.4.330
The use of colonoscopy for the screening and surveillance of colorectal cancer has increased. However, the miss rate of advanced colorectal neoplasm is known to be 2% to 6%, which... -
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- Digital X-ray Imaging in Dentistry
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Kim EK
- KMID: 1536567
- J Korean Acad Oral Maxillofac Radiol.
- 1999 Aug;29(2):387-396.
In dentistry, RadioVisioGraphy was introduced as a first electronic dental x-ray imaging modality in 1989. Thereafter, many types of direct digital radiographic systems have been produced in the last decade.... -
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- The effects of noise reduction, sharpening, enhancement, and image magnification on diagnostic accuracy of a photostimulable phosphor system in the detection of non-cavitated approximal dental caries
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Kajan ZD, Tayefeh Davalloo R, Tavangar M, Valizade F
- KMID: 2054209
- Imaging Sci Dent.
- 2015 Jun;45(2):81-87.
- doi: 10.5624/isd.2015.45.2.81
PURPOSE: Contrast, sharpness, enhancement, and density can be changed in digital systems. The important question is to what extent the changes in these variables affect the accuracy of caries detection. MATERIALS... -
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- Colon Cancer Screening with Image-Enhanced Endoscopy
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Ko BM
- KMID: 2134487
- Clin Endosc.
- 2014 Nov;47(6):504-508.
- doi: 10.5946/ce.2014.47.6.504
Colorectal cancer (CRC) is a major cause of cancer mortality worldwide, and this has led to an increased use of screening colonoscopy. This screening has resulted in long-term risk reduction... -
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- The determination of reference material for bone density by using bone phantom
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Kim JD
- KMID: 1873557
- Korean J Oral Maxillofac Radiol.
- 2002 Sep;32(3):135-139.
PURPOSE: To determine the proper reference stepwedge for digital Cu-Equivalent Image analyzing systems for measurement of bone density. METERIALS AND METHODS: Radiograms of lumbar vertebrae phantom (1 g/cm2) with 3 test... -
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- Reproducibility of lateral cephalometric landmarks on conventional radiographs and spatial frequency-processed digital images
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Shin JW, Choi HM, Heo MS, Lee SS, Choi HB, Choi SC
- KMID: 2034001
- Korean J Oral Maxillofac Radiol.
- 2002 Dec;32(4):213-220.
PURPOSE: Computed radiography (CR) has been used in cephalometric radiography and many studies have been carried out to improve image quality using various digital enhancement and filtering techniques. During CR... -
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- Image Quality and Radiation Dose in CT Venography Using Model-Based Iterative Reconstruction at 80 kVp versus Adaptive Statistical Iterative Reconstruction-V at 70 kVp
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Park C, Choo KS, Kim JH, Nam KJ, Lee JW, Kim JY
- KMID: 2467027
- Korean J Radiol.
- 2019 Jul;20(7):1167-1175.
- doi: 10.3348/kjr.2018.0897
OBJECTIVE: To compare the objective and subjective image quality indicators and radiation doses of computed tomography (CT) venography performed using model-based iterative reconstruction (MBIR) at 80 kVp and adaptive statistical... -
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- Image-Enhanced Endoscopy in Lower Gastrointestinal Diseases: Present and Future
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Lee HH, Lee BI
- KMID: 2430394
- Clin Endosc.
- 2018 Nov;51(6):534-540.
- doi: 10.5946/ce.2018.187
From dye-assisted conventional chromoendoscopy to novel virtual chromoendoscopy, image-enhanced endoscopy (IEE) is continuously evolving to meet clinical needs and improve the quality of colonoscopy. Dye-assisted chromoendoscopy using indigo carmine or... -
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- MRI Features of Atypical Cavernous Hemangioma Showing Central Filling Defect: A Case Report
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Kim MH, Yu IK
- KMID: 2407931
- J Korean Soc Radiol.
- 2018 Apr;78(4):259-264.
- doi: 10.3348/jksr.2018.78.4.259
Cavernous hemangioma is a benign tumor composed of vascular structures and connective tissue. Typical imaging findings of cavernous sinus cavernous hemangioma are a well-defined contour-bulging mass, with homogeneous high signal... -
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- Objective and Quantitative Evaluation of Image Quality Using Fuzzy Integral: Phantom Study
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Kim SH, Suh TS, Choe BY, Lee HK
- KMID: 2243960
- Korean J Med Phys.
- 2008 Dec;19(4):201-208.
Physical evaluations provide the basis for an objective and quantitative analysis of the image quality. Nonetheless, there are limitations in using physical evaluations to judge the utility of the image... -
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- International guidelines for contrast-enhanced ultrasonography: ultrasound imaging in the new millennium
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Nolsøe CP, Lorentzen
- KMID: 2319322
- Ultrasonography.
- 2016 Apr;35(2):89-103.
- doi: 10.14366/usg.15057
The intent of this review is to discuss and comment on common clinical scenarios in which contrast-enhanced ultrasonography (CEUS) may play a decisive role and to illustrate important points with... -
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- Comparative study of digital and conventional radiography for the diagnostic ability of artificial proximal surface caries
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Cho YG, Park SS
- KMID: 1987270
- J Korean Acad Conserv Dent.
- 2002 Mar;27(2):113-121.
- doi: 10.5395/JKACD.2002.27.2.113
Conventional intraoral radiography continues to be the most widely used image modality for the diagnosis of dental caries. But, conventional intraoral radiography has several shortcomings, including the difficulty of exposing... -
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- A New Full-Field Digital Mammography System with and without the Use of an Advanced Post-Processing Algorithm: Comparison of Image Quality and Diagnostic Performance
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Ahn HS, Kim SM, Jang M, Yun BL, Kim B, Ko ES, Han BK, Chang JM, Yi A, Cho N, Moon WK, Choi HY
- KMID: 2078639
- Korean J Radiol.
- 2014 Jun;15(3):305-312.
- doi: 10.3348/kjr.2014.15.3.305
OBJECTIVE: To compare new full-field digital mammography (FFDM) with and without use of an advanced post-processing algorithm to improve image quality, lesion detection, diagnostic performance, and priority rank. MATERIALS AND METHODS:... -
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- Reduction of Metal Artifact around Titanium Alloy-based Pedicle Screws on CT Scan Images: An Approach using a Digital Image Enhancement Technique
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Yeom JS, Chung MS, Lee CK, Kim WJ, Choy WS, Kang JW, Kim YH, Kim NK, Lee JB
- KMID: 2209709
- J Korean Soc Spine Surg.
- 2002 Dec;9(4):280-288.
- doi: 10.4184/jkss.2002.9.4.280
STUDY DESIGN: A study on the development of an algorithm to enhance computed tomographic images. OBJECTIVE: The purpose of this study was to develop an approach to reduce the metal artifact... -
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- The effects of digital image processing for noise reduction on observer performance
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Jung YC, Choi BR, Huh KH, Yi WJ, Heo MS, Lee SS, Choi SC
- KMID: 2034193
- Korean J Oral Maxillofac Radiol.
- 2010 Sep;40(3):103-107.
PURPOSE: This study was performed to examine the effects of image filter on observer performance by counting the number of holes at each wedge step on a radiographic image. MATERIALS AND... -
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