- Inflammatory Pseudotumor of the Spleen: A Case Report
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Kim ME, Pyun HW, Kim MR, Kim HJ, Lee IG, Son KR
- KMID: 2158401
- J Korean Radiol Soc.
- 2001 Jun;44(6):711-714.
- doi: 10.3348/jkrs.2001.44.6.711
Inflammatory pseudotumor is a rare benign lesion consisting of inflammatory cells and fibroblastic stroma, and is reported to have occurred. in various organs. Splenic involvement, however, is extremely rare. We... -
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- Embryonal Rhabdomyosarcoma of the Retroperitoneum in a Child: A Case Report
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Lee JS, Kim ME, Pyun HW, Lee IG, Kim HJ, Lee JG, Kim IS
- KMID: 2200640
- J Korean Radiol Soc.
- 2000 Nov;43(5):639-642.
- doi: 10.3348/jkrs.2000.43.5.639
Rhabdomyosarcoma is the most common soft tissue sarcoma occurring in children, though retroperitoneal rhabdomyosarcoma is rare. We experienced a case of embryonal rhabdomyosarcoma of the retroperitoneum in a 43-month-old child,... -
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- Castleman's Disease in the Upper Extremity: A Case Report
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Yun JK, Lee JS, Kim ME, Pyun HW, Kim BY, Sohn KR, Shin JY
- KMID: 2200726
- J Korean Radiol Soc.
- 2000 Jul;43(1):113-116.
- doi: 10.3348/jkrs.2000.43.1.113
Castleman's disease is a rare lymphoproliferative disorder of uncertain etiology which most commonly occurs in the mediastinum. We describe a case of a benign Castleman 's disease of the hyaline... -
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- Coil Embolization of Spontaneous Vertebral Arteriovenous Fistula Associated with Neurofibromatosis Type 1: A Case Report
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Pyun HW, Kim DY, Huh MO, Yoo HM, Suh DC
- KMID: 1910816
- Neurointervention.
- 2007 Feb;2(1):76-80.
We present a case of 44-year-old male with spontaneous right vertebral arteriovenous fistula associated with neurofibromatosis type 1. The symptom of this patient was myeloradiculopathy of which was due to... -
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- Purpura Fulminans: Report of A Case
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Chyung EJ, Cho BK, Kim JW, Houh W, Park SH, Pyun HW
- KMID: 1678004
- Korean J Dermatol.
- 1980 Apr;18(2):155-159.
Purpura fuIminans is a rare form of nonthrombocytapenic purpura characterized by sudden onset, fever, prostration, anemia and symmetrical massive ecchymoses, usually of the lower extremities, and hypotension associated with disseminated... -
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- To rsion of the Accessory Spleen with Infarction: CT Features in a Case Report
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Yun JK, Lee JS, Kim ME, Pyun HW, Lee IG, Lee JG, Kim HJ, Kim IS
- KMID: 2025115
- J Korean Radiol Soc.
- 2000 May;42(5):805-808.
- doi: 10.3348/jkrs.2000.42.5.805
Torsion of the accessory spleen is a rare entity that can have variable clinical presentations. We report case involving an 11-year-old boy with severe abdominal pain and a mass that... -
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- Right Intrathoracic Stomach Secondary to Congenital Hiatal Hernia with Organoaxial Torsion: A Report of Two Cases
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Kim ME, Pyun HW, Kim MR, Kim HJ, Kim BY, Lee JG
- KMID: 2200403
- J Korean Radiol Soc.
- 2001 Jul;45(1):79-82.
- doi: 10.3348/jkrs.2001.45.1.79
Right intrathoracic stomach associated with organoaxial torsion is a rare form of congenital hiatal hernia. We report the radiologic findings in two cases of complete or partial right intrathoracic stomach... -
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- Congenital Glioblastoma Multiforme: A Case Report
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Pyun HW, Kim ME, Kim MR, Kim BY, Son KR, Kim DS
- KMID: 2200291
- J Korean Radiol Soc.
- 2001 Dec;45(6):631-634.
- doi: 10.3348/jkrs.2001.45.6.631
Congenital glioblastoma multiforme is relatively rare accounting for 2-9% of all congenital brain tumors. We deseribe a case of congenital glioblastoma multiforme which occurred in the lateral ventricle. T1-weighted images... -
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- Giant Thoracic Spinal Arteriovenous Fistula with Cord Compression: A Case Report
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Park SR, Cho KJ, Yun YH, Lee M, Kang SB, Pyun HW, Jung SJ
- KMID: 2336196
- J Korean Orthop Assoc.
- 2009 Apr;44(2):261-265.
A spinal arteriovenous fistula is a rare vascular disease that is characterized by abnormal connections between the vertebral artery or its branches and the neighboring veins. Bruit and back pain... -
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- CT and MR Findings of Langerhans Cell Histiocytois Involving the Spleen: A Case Report
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Pyun HW, Kim ME, Kim JH
- KMID: 1832982
- J Korean Radiol Soc.
- 2002 Feb;46(2):171-174.
- doi: 10.3348/jkrs.2002.46.2.171
Langerhans cell histiocytosis (LCH) is systemic disease resulting from the proliferation and dissemination of abnormal histiocytic cells of the Langerhans cell system. Common sites of involvement include the skin, bone,... -
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- Unexpected Detachment of Solitaire Stents during Mechanical Thrombectomy
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Kim ST, Jin SC, Jeong HW, Seo JH, Ha SY, Pyun HW
- KMID: 2191131
- J Korean Neurosurg Soc.
- 2014 Dec;56(6):463-468.
- doi: 10.3340/jkns.2014.56.6.463
OBJECTIVE: Unexpected Solitaire stent detachment can occur during mechanical Solitaire thrombectomy. The purpose of this study was to retrospectively evaluate the influencing factors causing unexpected Solitaire stent detachment and the... -
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- Leak Sign on Dynamic-SusceptibilityContrast Magnetic Resonance Imaging in Acute Intracerebral Hemorrhage
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Park JK, Hong DY, Jin ST, Lee DW, Pyun HW
- KMID: 2507851
- Investig Magn Reson Imaging.
- 2020 Sep;24(3):154-161.
- doi: 10.13104/imri.2020.24.3.154
Purpose: A CT angiography spot sign (CTA-spot) is a significant predictor of the early expansion of an intracerebral hemorrhage (ICH-Ex). Dynamic-susceptibility-contrast magnetic resonance imaging (DSC-MRI) can track the real-time leaking... -
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- The Usefulness of the 3-D Overlapped Reconstruction MR Angiographic Technique in Patients with Hemifacial Spasm - A Preliminary Study
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Lee YM, Lim MK, Park SW, Pyun HW, Yoon MK, Kim EY, Suh CH
- KMID: 1511397
- J Korean Soc Magn Reson Med.
- 2007 Jun;11(1):33-38.
PURPOSE: To investigate the applicability of the new three-dimensional overlapped reconstruction MR angiography (3-D ORMRA) technique in patients with hemifacial spasm and to compare the new 3-D reconstruction images with... -
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- Diffusion-Weighted MR Images for Hyperacute Cerebral Infarction: Design of a Quick Volume Estimation Method for Hyperintensities
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Ko MS, Lee DH, Park SH, Pyun HW, Lee JH, Choi CG, Kim SJ, Suh DC
- KMID: 1834474
- J Korean Radiol Soc.
- 2007 Jul;57(1):7-14.
- doi: 10.3348/jkrs.2007.57.1.7
PURPOSE: To design a reliable and quick lesion volume estimation method for hyperintensities on diffusion-weighted images (DWI) for the evaluation of hyperacute stroke. MATERIALS AND METHODS: Twenty patients with obvious high... -
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- Design and Management of Database Using Microsoft Access Program: Application in Neurointerventional Unit
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Hwang SM, Jeong GU, Kim TI, Cha J, Pyun HW, Woo RC, Kim HS, Suh DC
- KMID: 2103791
- J Korean Radiol Soc.
- 2005 Oct;53(4):295-303.
- doi: 10.3348/jkrs.2005.53.4.295
PURPOSE: Complex clinical information in cerebral angiointervention unit requires effective management of statistical analysis for the classification of diagnosis and intervention including follow-up data from the interventional treatment. We present... -
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- Incidental Saccular Aneurysms on Head MR Angiography: 5 Years' Experience at a Single Large-Volume Center
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Park S, Lee DH, Ryu CW, Pyun HW, Choi CG, Kim SJ, Suh DC
- KMID: 2223704
- J Stroke.
- 2014 Sep;16(3):189-194.
- doi: 10.5853/jos.2014.16.3.189
BACKGROUND AND PURPOSE: The diagnostic accuracy for unruptured intracranial aneurysms has increased, and incidental asymptomatic aneurysms have come to represent a substantial clinical burden because of their controversial natural history.... -
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- Plasma Total Homocysteine Levels are not Associated with Medial Temporal Lobe Atrophy, but with White Matter Changes in Alzheimer's Disease
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Kim SR, Choi SH, Ha CK, Park SG, Pyun HW, Yoon DH
- KMID: 2287659
- J Clin Neurol.
- 2009 Jun;5(2):85-90.
- doi: 10.3988/jcn.2009.5.2.85
BACKGROUND AND PURPOSE: Elevated plasma total homocysteine (tHcy) levels are reported to be associated with an increased risk of Alzheimer's disease (AD). However, the mechanism by which homocysteine contributes to... -
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