- Magnetic Resonance Spectroscopy
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Choe BY
- KMID: 1540725
- J Korean Soc Magn Reson Med.
- 1997 Dec;1(1):1-31.
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- Retraction: Metabolic Alterations in Parkinson's Disease after Thalamotomy, as Revealed by 1H MR Spectroscopy
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Baik HM, Choe BY, Lee HK, Suh TS, Son BC, Lee JM
- KMID: 1126845
- Korean J Radiol.
- 2007 Apr;8(2):184-184.
- doi: 10.3348/kjr.2007.8.2.184
No Abstract Available. -
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- Calculation of Renal Depth by Conjugate - View Method Using Dual - head Gamma Camera
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Kim HM, Suh TS, Choe BY, Chung YA, Kim SH, Chung SK, Lee HK
- KMID: 1611656
- Korean J Nucl Med.
- 2001 Dec;35(6):378-388.
No abstract available. -
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- Metabolic Changes in Pericontusional Edematous Areas in Mild Head Injury Evaluated by Proton MRS
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Hong SS, Son BC, Choi BG, Kim EN, Kim BS, Park CK, Choe BY, Kim MC, Kang JK
- KMID: 2118489
- J Korean Neurosurg Soc.
- 2000 Sep;29(9):1233-1237.
No abstract available. -
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- Quantitative Evaluation of Regional Cerebral Blood Flow by Visual Stimulation in 99mTc - HMPAO Brain SPECT
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Juh RH, Suh TS, Kwark CE, Choe BY, Lee HK, Chung YA, Kim SH, Chung SK
- KMID: 1647830
- Korean J Nucl Med.
- 2002 Jun;36(3):166-176.
No abstract available. -
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- Proton Magnetic Resonance Chemical Shift Imaging(1H-CSI)-directed Stereotactic Brain Biopsy
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Chang KS, Son BC, Kim MC, Choi BG, Kim EN, Kim BS, Choe BY, Baik HM, Hong YK, Kang JK
- KMID: 2188621
- J Korean Neurosurg Soc.
- 2000 Dec;29(12):1606-1611.
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- Localized, water-suppressed in vivo H MR spectroscopy of human brain tumors: Preliminary results
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Choe BY, Suh TS, Choi KH, Kim KT, Shinn KS
- KMID: 2383097
- J Korean Radiol Soc.
- 1993 Oct;29(5):861-868.
Image-guided localized, water-suppressed in vivo 1H MR spectroscopic studies were performed on the brain tumors in 3 patients. In all 3 patients, in vivo 1H MR spectra in brain neoplastic... -
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- In vivo H MR spectroscopy of human brain in six normal volunteers
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Choe BY, Suh TS, Bahk YW, Shinn KS
- KMID: 2383096
- J Korean Radiol Soc.
- 1993 Oct;29(5):853-860.
In vivo 1H MR spectroscopic studies were performed on the human brain in six normal volunteers. Some distinct proton metabolites, such as N-acetylaspartate (NAA), creatine/phosphoccreatine (Cr), choline/phosphocholine (Cho), myo-inostitol (Ins)... -
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- Analysis of Pitch and Yaw Deviations Using an Aid-Pillow for the Head and Neck Cancer on the TomoTherapy
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Jung JH, Cho KH, Kim YH, Moon SK, Min CK, Kim ES, Lee KB, Jung JY, Suh TS, Choe BY
- KMID: 2315745
- Prog Med Phys.
- 2013 Mar;24(1):54-60.
The aim of this study was to analysis of the pitch and yaw deviations with or without using an aid-pillow for the head and neck cancer on the TomoTherapy. A... -
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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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- Usefulness of Color Doppler Sonography in the Diagnosis of Scrotal Disease
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Cho SM, Jee WH, Choe BY, Byun JY, Baek JH, Kim SY, Park HS, Kwon TA, Shinn KS
- KMID: 2208940
- J Korean Soc Med Ultrasound.
- 1997 Dec;16(4):383-388.
PURPOSE: To evaluate usefulness of color Doppler sonography of inflammatory scrotal disease. MATERIALS AND METHODS: Twenty-nine consecutive patients with scrotal pathology for the last two years were retropectively evaluated with... -
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- Gestational Trophoblastic Neoplasia: Efficacy of Color Doppler Ultrasound
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Song SW, Jee WH, Choe BY, Byun JY, Choi BG, Shinn KS
- KMID: 2117316
- J Korean Radiol Soc.
- 1997 Apr;36(4):665-669.
PURPOSE: To evaluate the efficacy of color Doppler ultrasound (US) in the diagnosis of gestational trophoblastic neoplasia (GTN). MATERIALS AND METHODS: Intralesional color flows and resistive index (RI) on color Doppler... -
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- In Vivo 1H MR Spectroscopic Imaging of Human Brain
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Bahk YW, Shinn KS, Suh TS, Choe BY, Choi KH
- KMID: 1899999
- J Korean Radiol Soc.
- 1994 Aug;31(2):185-190.
PURPOSE: To evaluate the spatial distribution of various proton metabolites in the human brain with use of water-suppressed in vivo 1H MR spectroscopic imaging (MRSI) technique MATERIALS AND METHODS: All of... -
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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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- Contrast Enhancement for X-ray Images Based on Combined Enhancement of Scaling and Wavelet Coefficients
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Park CJ, Kim DI, Jang DY, Yoon HB, Choe BY, Kim HK, Lee HK
- KMID: 1482430
- Korean J Med Phys.
- 2008 Sep;19(3):150-156.
An applied technique of contrast enhancement for X-ray image is proposed which is based on combined enhancement of scaling and wavelet coefficients in discrete wavelet transform space. Conventional contrast enhancement... -
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- Assessment of Non-permeability of Gd-DTPA for Dynamic Susceptibility Contrast in Human Brain: A Preliminary Study Using Non-linear Curve Fitting
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Yoon SI, Jahng GH, Khang HS, Kim YJ, Choe BY
- KMID: 2206901
- J Korean Soc Magn Reson Med.
- 2007 Dec;11(2):103-109.
To develop an advanced non-linear curve fitting (NLCF) algorithm for performing dynamic susceptibility contrast study of the brain. The first pass effects give rise to spuriously high estimates of Ktrans... -
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- Development of Solenoid RF Coil for Animal Imaging in 3T High Magnetic Field MRI
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Lee HS, Woo DC, Min KH, Kim YK, Lee HK, Choe BY
- KMID: 1511395
- J Korean Soc Magn Reson Med.
- 2007 Jun;11(1):20-26.
PURPOSE: The purpose of the present study was to develop and optimize solenoid coil for animal- model in 3 T MRI system and investigate and compare with the birdcage coil... -
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- In vivo31P MR Spectroscopy of Breast Tumors: Preliminary Results
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Jung SS, Shinn KS, Suh TS, Kim HH, Choe BY
- KMID: 2346166
- J Korean Radiol Soc.
- 1995 Sep;33(3):465-470.
PURPOSE: To evaluate the various phosphorus metabolism' of breast tumors with use of in vivo phosphorus-31 (31P) M R spectroscopy (MRS) MATERIALS AND METHODS: Five patients with breast tumor (benign in two,... -
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- Implicit Distinction of the Race Underlying the Perception of Faces by Event-Related fMRI
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Kim JS, Kim BS, Jeun SS, Jung SL, Choe BY
- KMID: 2330924
- J Korean Soc Magn Reson Med.
- 2005 Jun;9(1):43-49.
A few studies have shown that the function of fusiform face area is selectively involved in the perception of faces including a race difference. We investigated the neural substrates of... -
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- Development of TEM Head-size Resonator for 3T MRI Head Coil
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Ha SH, Choe BY, Kim YS, Kim SE, Suh TS, Lee HK, Shinn KS, Lee HK
- KMID: 1543784
- J Korean Soc Magn Reson Med.
- 1999 Sep;3(3):232-238.
PURPOSE: To apply a distributed circuit theory, to develop a head-size transverse electromagnetic(TEM) resonator coil for a home-built 3T whole-body MRI system and to report an efficiency of the coil.... -
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