- Restricted Diffusion Abnormalities on Magnetic Resonance Imaging in a Patient with Tuberculous Pachymeningitis
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Kang K, Yoon RG, Kim BK
- KMID: 2510538
- J Clin Neurol.
- 2021 Jan;17(1):147-149.
- doi: 10.3988/jcn.2021.17.1.147
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- Superficially Palpable Masses of the Scalp and Face: A Pictorial Essay
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Kim HS, An JK, Woo JJ, Yoon RG
- KMID: 2442519
- J Korean Soc Radiol.
- 2019 Mar;80(2):283-293.
- doi: 10.3348/jksr.2019.80.2.283
Palpable lesions of the scalp and face are common in clinical practice. They are usually small and benign, and the lesions tend to be treated simply according to the clinical... -
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- Ultrasonographic Features and the Diagnostic Role of Core Needle Biopsy at Metastatic Breast Cancer in the Thyroid gland: A Case Report
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Lee DH, Yoon RG, An JK, Woo JJ
- KMID: 2502368
- J Korean Soc Radiol.
- 2020 May;81(3):719-725.
- doi: 10.3348/jksr.2020.81.3.719
Metastases to the thyroid gland have rarely been reported in clinical settings, and the thyroid gland is an uncommon site for breast carcinoma metastasis. We report a case of a... -
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- High-Resolution Magnetic Resonance Imaging Findings of Reversible Cerebral Vasoconstriction Syndrome associated with Severe Anemia: A Case Report
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Kim Y, Yoon RG, Lee JY, Park JM
- KMID: 2512615
- J Korean Soc Radiol.
- 2021 Jan;82(1):261-266.
- doi: 10.3348/jksr.2020.0024
Ischemic stroke is one of the manifestations of reversible cerebral vasoconstriction syndrome (RCVS). Many precipitants and associated disorders of RCVS have been suggested. However, few case reports have indicated an... -
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- Kikuchi-Fujimoto Disease Masquerading as Bilateral Lymph Node Metastasis in a Patient With Papillary Thyroid Carcinoma: A Case Report and Literature Review
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Jang DH, Lee WM, Yoon RG, Jung AR
- KMID: 2522835
- Korean J Otorhinolaryngol-Head Neck Surg.
- 2021 Nov;64(11):829-833.
- doi: 10.3342/kjorl-hns.2021.00143
Kikuchi-Fujimoto disease (KFD), also known as histiocytic necrotizing lymphadenitis, is common in young Asian women under the age of 30, and is usually characterized by fever, myalgia, fatigue, and cervical... -
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- Characteristic MR Imaging Features and Serial Changes in Adult-Onset Alexander Disease: A Case Report
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Oh HY, Yoon RG, Lee JY, Kwon O, Lee WW
- KMID: 2542911
- J Korean Soc Radiol.
- 2023 May;84(3):736-744.
- doi: 10.3348/jksr.2021.0015
Adult-onset Alexander Disease (AOAD) is a rare genetically determined leukoencephalopathy that presents with ataxia, spastic paraparesis, or brain stem signs including speech abnormalities, swallowing difficulties, and frequent vomiting. The diagnosis... -
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- Transient Cortical Blindness Following Cervical Transforaminal Epidural Injection
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Youn M, Seo JH, Kim BK, Yoon RG, Jung EH
- KMID: 2535898
- J Korean Ophthalmol Soc.
- 2022 Nov;63(11):953-957.
- doi: 10.3341/jkos.2022.63.11.953
Purpose: To report a case of transient cortical blindness following cervical transforaminal epidural injection. Case summary: A 58-year-old diabetic and hypertensive male was referred to the ophthalmology department with sudden-onset bilateral... -
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- Papillary Thyroid Carcinoma with Retropharyngeal Node Metastasis Demonstrating Negative I-131 but Positive FDG Uptake on PET/CT
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Son H, Hong HJ, Ryu J, Lee JW, Yoon RG, Lee I
- KMID: 2158624
- Korean J Endocr Surg.
- 2016 Mar;16(1):18-23.
- doi: 10.16956/kaes.2016.16.1.18
Papillary thyroid carcinoma (PTC) is commonly accompanied by cervical lymph node metastasis, whereas metastases to the retropharyngeal lymph nodes (RPN) are rare. Radioactive iodine (RAI) ablation is recommended for detection... -
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- Comprehensive Analysis of the Contributing Factors to the Hearing Abilities of Patients With Vestibular Schwannoma
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Choi JH, An YH, Yoon RG, Shim HJ
- KMID: 2560300
- Korean J Otorhinolaryngol-Head Neck Surg.
- 2024 Oct;67(10):525-531.
- doi: 10.3342/kjorl-hns.2023.00990
Background and Objectives This study aimed to comprehensively assess the factors influencing hearing ability in patients with vestibular schwannoma, focusing on tumor size, location, primary complaint, and contralateral hearing threshold. Subjects... -
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- Malignancy risk of thyroid nodules with minimal cystic changes: a multicenter retrospective study
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Lee YJ, Kim JY, Na DG, Kim Jh, Oh M, Kim DB, Yoon RG, Kim SK, Bak S
- KMID: 2533845
- Ultrasonography.
- 2022 Oct;41(4):670-677.
- doi: 10.14366/usg.22059
Purpose: The aim of this multicenter study was to investigate the malignancy risk of minimally cystic thyroid nodules (MCTNs) using cyto-histopathologic diagnoses as the reference standard. Methods: From June 2015 to... -
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- The Clinical Manifestation and Temporal Bone Computed Tomography Findings of Non-Traumatic Hearing Loss With Air-Bone Gap and Intact Tympanic Membrane
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Jeon SY, An YH, Yoon RG, Shim HJ
- KMID: 2548015
- Korean J Otorhinolaryngol-Head Neck Surg.
- 2023 Nov;66(11):719-727.
- doi: 10.3342/kjorl-hns.2023.00136
Background and Objectives This study aimed to investigate the causes, clinical manifestations, temporal bone CT findings, and audiologic results of outpatients with non-traumatic hearing loss with air-bone gaps and intact... -
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- Primary Endobronchial Marginal Zone B-Cell Lymphoma of Bronchus-Associated Lymphoid Tissue: CT Findings in 7 Patients
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Yoon RG, Kim MY, Song JW, Chae EJ, Choi CM, Jang S
- KMID: 1482801
- Korean J Radiol.
- 2013 Apr;14(2):366-374.
- doi: 10.3348/kjr.2013.14.2.366
OBJECTIVE: To investigate CT and 18F-flurodeoxyglucose (18F-FDG) positron-emission tomography/CT findings of primary endobronchial marginal zone B-cell lymphoma of the bronchus-associated lymphoid tissue (BALT). MATERIALS AND METHODS: From June 2006 through April... -
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- Superior Cervical Sympathetic Ganglion: Normal Imaging Appearance on 3T-MRI
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Lee JY, Lee JH, Song JS, Song MJ, Hwang SJ, Yoon RG, Jang SW, Park JE, Heo YJ, Choi YJ, Baek JH
- KMID: 2458057
- Korean J Radiol.
- 2016 Oct;17(5):657-663.
- doi: 10.3348/kjr.2016.17.5.657
OBJECTIVE: To identify superior cervical sympathetic ganglion (SCSG) and describe their characteristic MR appearance using 3T-MRI. MATERIALS AND METHODS: In this prospective study, we recruited 53 consecutive patients without history of... -
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- Intravoxel Incoherent Motion MR Imaging in the Head and Neck: Correlation with Dynamic Contrast-Enhanced MR Imaging and Diffusion-Weighted Imaging
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Xu XQ, Choi YJ, Sung YS, Yoon RG, Jang SW, Park JE, Heo YJ, Baek JH, Lee JH
- KMID: 2458055
- Korean J Radiol.
- 2016 Oct;17(5):641-649.
- doi: 10.3348/kjr.2016.17.5.641
OBJECTIVE: To investigate the correlation between perfusion- and diffusion-related parameters from intravoxel incoherent motion (IVIM) and those from dynamic contrast-enhanced MR imaging (DCE-MRI) and diffusion-weighted imaging in tumors and normal... -
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