- ECG-Gated NMR Imaging of a Ventricular Septal Defect
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Shim WH, Chung NS, Cho SY, Lee WK, Kim YS, Oh CH, Cho ZH
- KMID: 2093205
- Korean Circ J.
- 1984 Dec;14(2):393-396.
- doi: 10.4070/kcj.1984.14.2.393
Recently, unclear magnetic resonance(NMR) imaging of the cardiovascular system is being introduced in the foreign literature arousing great interest among the cardiologists. By virtue of its intrinsic high conrast quality... -
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- Magnetic Resonance Imaging: Historical Overview, Technical Developments, and Clinical Applications
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Jahng GH, Park S, Ryu CW, Cho ZH
- KMID: 2507477
- Prog Med Phys.
- 2020 Sep;31(3):35-53.
- doi: 10.14316/pmp.2020.31.3.35
The authors congratulate the cerebrations for the 30 years of the Korean Society of Medical Physics (http://www.ksmp.or.kr/). The paper is published to recognize the anniversary. Geon-Ho Jahng invited Professor Z.... -
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- MR microscopy as a research modality
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Kang HS, Kim SH, Han MC, Lee SH, Lee YS, Yi JH, Cho ZH
- KMID: 2359303
- J Korean Radiol Soc.
- 1988 Feb;24(1):8-13.
- doi: 10.3348/jkrs.1988.24.1.8
A combinationof high gradient (0.46mT/cm) and small radiofrequency coils (8cm diameter) was used to obtaneimages with effective thickness of 2.0mm and pixel dimensions as small as 196 micron in the... -
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- Magnetic resonance imaging of abdominal disease
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Choi BI, Choo IW, Kim KH, Han MC, Kim CW, Park HW, Cho ZH
- KMID: 2462254
- J Korean Radiol Soc.
- 1986 Dec;22(6):1015-1026.
- doi: 10.3348/jkrs.1986.22.6.1015
Magnetic Resonance Imaging(MRI) with 2.0 Tesla superconductive magnet developed by Korea Advanced Institute ofScience was performed in 25 patients with various abdominal diseases and compared with x-ray CT. MRI was... -
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- Review of Recent Advancement of Ultra High Field Magnetic Resonance Imaging: from Anatomy to Tractography
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Cho ZH
- KMID: 2354794
- Investig Magn Reson Imaging.
- 2016 Sep;20(3):141-151.
- doi: 10.13104/imri.2016.20.3.141
PURPOSE: Advances of magnetic resonance imaging (MRI), especially that of the Ultra-High Field (UHF) MRI will be reviewed. MATERIALS AND METHODS: Diffusion MRI data was obtained from a healthy adult young... -
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- Magnetic resonance imaging of the liver hemangioma
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Choi BI, Han MC, Kim CW, Kim CY, Cho ZH
- KMID: 2359341
- J Korean Radiol Soc.
- 1987 Dec;23(6):985-990.
- doi: 10.3348/jkrs.1987.23.6.985
15 liver hemangiomas from 10 patients were studied by magnetic (MRI) with 2.0 Tesla superconductive magnet inorder to evaluate the detectability of the mass by MRI and to analyze the... -
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- KAIS Resistive NMR-CT and Its Clinical Application
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Kim SY, Eun TK, Lee JH, Cho ZH, Oh CH, Ahn CB, Park HW
- KMID: 2462910
- J Korean Radiol Soc.
- 1985 Feb;21(1):1-16.
- doi: 10.3348/jkrs.1985.21.1.1
This paper contains the results of cl inical studies with 0.1 and 0.15 Tesla KAIS NMR Tomograph which was developed by Korea Advanced 1 nstitute of 5cience. A variety of... -
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- ECG gated magnetic resonance imaging in normal heart
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Park JH, Park CS, Lim D, Im CK, Han MC, Kim CW, Ahn CB, Kim YS, Rew CY, Moon CW, Cho ZH
- KMID: 2462974
- J Korean Radiol Soc.
- 1984 Dec;20(4):835-840.
- doi: 10.3348/jkrs.1984.20.4.835
MR imaging of normal heart was done in 7 Volunteers who had no clinical evidence of cardiobascular disease,using KAIS 0.15 Tesla resistive magnet imaing system. Saturation recovery with spin echo... -
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- An Experimental Study on Appearance of Flow in Multisection MR Imaging of Laminar Flow
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Park JH, Lim TH, Kim HJ, Han MC, Kim CW, Moon CW, Cho ZH
- KMID: 2093255
- Korean Circ J.
- 1988 Dec;18(4):665-672.
- doi: 10.4070/kcj.1988.18.4.665
In order to observe the pattern of a flow image on multisection MR imaging technique, a flow phantom experiment was preformed using a superconducting high filed 2.0 Tesla MRI scanner.... -
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- New Trend of Pain Study by Brain Imaging Devices
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Bai SJ, Cho ZH, Lee BH
- KMID: 1469552
- J Korean Med Assoc.
- 2009 Feb;52(2):182-188.
- doi: 10.5124/jkma.2009.52.2.182
The study of pain has recently received much attention, especially in understanding its neurophysiology by using new brain imaging techniques, such as positron emission tomography (PET) and functional magnetic resonance... -
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- Cine-MR imaging of valvular heart disease
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Park JH, Han MC, Kim CW, Kim DJ, Kim WS, Park HW, Cho ZH
- KMID: 2359123
- J Korean Radiol Soc.
- 1989 Apr;25(2):222-227.
- doi: 10.3348/jkrs.1989.25.2.222
Cine-MR Imaging was done in 2 normal persons and 9 patients of valvular heart disease with 2.0Tsuperconducting MR system(Spectro-20000; GoldStar, Korea). The MRI was undertaken using gradient echo technique with... -
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- Experience with 7.0 T MRI in Patients with Supratentorial Meningiomas
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Song SW, Son YD, Cho ZH, Paek SH
- KMID: 2315978
- J Korean Neurosurg Soc.
- 2016 Jul;59(4):405-409.
- doi: 10.3340/jkns.2016.59.4.405
Meningiomas are typically diagnosed by their characteristic appearance on conventional magnetic resonance imaging (MRI). However, detailed image findings regarding peri- and intra-tumoral anatomical structures, tumor consistency and vascularity are very... -
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- Clinical Application of 7.0 T Magnetic Resonance Images in Gamma Knife Radiosurgery for a Patient with Brain Metastases
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Paek SH, Son YD, Chung HT, Kim DG, Cho ZH
- KMID: 1785975
- J Korean Med Sci.
- 2011 Jun;26(6):839-843.
- doi: 10.3346/jkms.2011.26.6.839
In the study we assessed the distortion of 7.0 T magnetic resonance (MR) images in reference to 1.5 T MR images in the radiosurgery of metastatic brain tumors. Radiosurgery with... -
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- The Influence of MR Gradient Aeoustic Noise on fMRI
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Chung SC, Mun CW, Park SH, Cho ZH
- KMID: 2206852
- J Korean Soc Magn Reson Med.
- 1998 Jun;2(1):50-57.
MR acoustic sound or noise due to gradient pulsings has been one of the problems in MRI, both in patient scanning as well as in many areas of psychiatric and... -
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- Quantitative Analysis of Susceptibility Effects in TRFGE and CGE Sequences for Functional MRI
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Chung SC, Ro YM, Cho ZH
- KMID: 1540731
- J Korean Soc Magn Reson Med.
- 1997 Dec;1(1):66-74.
fMRI, functional MRI introduced receently appears based on the gradient echo technique which is sensitive to the field inhomogeneity developed due to the local susceptibility changes of blood oxygenation and... -
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- An experimental study on magnetic resonance image of blood flow in cardiovascular system
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Park JH, Lim TH, Chang KH, Suh CH, Han MC, Kim CW, Moon CW, Cho ZH
- KMID: 2359525
- J Korean Radiol Soc.
- 1987 Jun;23(3):391-396.
- doi: 10.3348/jkrs.1987.23.3.391
To understand the basic phenomena of blood flow in cardiovascular magnetic resonance image(MRI), ECG-gated MRIwas done in 3 normal adults and an experimental study was done using flow phantom with... -
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- Improvement of a 4-Channel Spiral-Loop RF Coil Array for TMJ MR Imaging at 7T
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Kim KN, Kim YB, Cho ZH
- KMID: 2099844
- J Korean Soc Magn Reson Med.
- 2012 Aug;16(2):103-114.
- doi: 10.13104/jksmrm.2012.16.2.103
PURPOSE: In an attempt to further improve the radiofrequency (RF) magnetic (B1) field strength in temporomandibular joint (TMJ) imaging, a 4-channel spiral-loop coil array with RF circuitry was designed and... -
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- Deep Brain Stimulation: Technology at the Cutting Edge
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Shah RS, Chang SY, Min HK, Cho ZH, Blaha CD, Lee KH
- KMID: 1462802
- J Clin Neurol.
- 2010 Dec;6(4):167-182.
- doi: 10.3988/jcn.2010.6.4.167
Deep brain stimulation (DBS) surgery has been performed in over 75,000 people worldwide, and has been shown to be an effective treatment for Parkinson's disease, tremor, dystonia, epilepsy, depression, Tourette's... -
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- Anterior Commissure - Posterior Commissure Revisited
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Choi SH, Chi JG, Kim YB, Cho ZH
- KMID: 1715771
- Korean J Radiol.
- 2013 Aug;14(4):653-661.
- doi: 10.3348/kjr.2013.14.4.653
OBJECTIVE: The anterior commissure (AC) and posterior commissure (PC) are the two distinct anatomic structures in the brain which are difficult to observe in detail with conventional MRI, such as... -
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- ECG gated magnetic resonance imaging in cardiovascular disease
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Park JH, Im CK, Han MC, Kim CW, Ahn CB, Kim YS, Rew CY, Mun CW, Cho ZH
- KMID: 2462458
- J Korean Radiol Soc.
- 1985 Jun;21(3):438-444.
- doi: 10.3348/jkrs.1985.21.3.438
Using KAIS 0.15 Telsla resistive magnetic imaging system, ECG gated magnetic resonance (MR) image of variouscardiovascular disease was obtained in 10 patients. The findings of MR image of the cardiovascular... -
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