20 Result(s)
within
Sung Tae Kim
Neurology
-
Article
Open AccessIntracerebroventricular injection of human umbilical cord blood mesenchymal stem cells in patients with Alzheimer’s disease dementia: a phase I clinical trial
Alzheimer’s disease is the most common cause of dementia, and currently, there is no disease-modifying treatment. Favorable functional outcomes and reduction of amyloid levels were observed following transplan...
-
Article
Three-dimensional double-echo steady-state with water excitation magnetic resonance imaging to localize the intraparotid facial nerve in patients with deep-seated parotid tumors
To assess the utility of three-dimensional double-echo steady-state with water excitation (3D-DESS-WE) imaging for localizing deep-seated parotid tumors in relation to the facial nerve.
-
Article
Diagnostic accuracy of MR imaging of patients with leptomeningeal seeding from lung adenocarcinoma based on 2017 RANO proposal: added value of contrast-enhanced 2D axial T2 FLAIR
We purposed to compare diagnostic accuracy of contrast-enhanced (CE) 3D T1-weighted fast field echo (3D T1-WI), CE 2D spin echo T1-weighted image (2D T1-WI), and CE 2D T2 FLAIR on evaluation of leptomeningeal ...
-
Article
Dual-energy CT angiography-derived virtual non-contrast images for follow-up of patients with surgically clipped aneurysms: a retrospective study
To evaluate the diagnostic performance, image quality, artifacts, and radiation doses of virtual non-contrast (VNC) images, relative to true non-contrast (TNC) images, in patients with surgically clipped aneur...
-
Article
Open AccessIncreased connectivity of pain matrix in chronic migraine: a resting-state functional MRI study
To investigate the whole-brain resting-state functional connectivity in patients with chronic migraine (CM) using a data-driven method.
-
Article
Endovascular coiling of proximal middle cerebral artery aneurysms: is it safe and durable?
Proximal middle cerebral artery (M1 segment) aneurysms are relatively deeply located in neighboring lenticulostriate arteries, which make them unsuitable for microsurgery. We aimed to investigate the clinical ...
-
Article
Radiomics features to distinguish glioblastoma from primary central nervous system lymphoma on multi-parametric MRI
To determine the feasibility of using high dimensional computer-extracted features, known as radiomics features, in differentiating primary central nervous system lymphoma (PCNSL) from glioblastoma on multi-pa...
-
Article
Open AccessThe impact of education on cortical thickness in amyloid-negative subcortical vascular dementia: cognitive reserve hypothesis
The protective effect of education has been well established in Alzheimer’s disease, whereas its role in patients with isolated cerebrovascular diseases remains unclear. We examined the correlation of educatio...
-
Article
Prognostic value of amyloid PET scan in normal pressure hydrocephalus
Amyloid positron emission tomography ([18F] florbetaben (FBB) PET) can be used to determine concomitant Alzheimer’s disease (AD) in idiopathic normal pressure hydrocephalus (iNPH) patients. FBB PET scans and t...
-
Article
Outcome of gamma knife radiosurgery for metastatic brain tumors derived from non-small cell lung cancer
The purpose of this study was to analyze outcomes in patients treated with gamma knife radiosurgery (GKS) for brain metastases from non-small cell lung cancer (NSCLC). We retrospectively reviewed the medical r...
-
Article
Optimal treatment of leptomeningeal spread in glioblastoma: analysis of risk factors and outcome
Glioblastoma (GBM) is the most common and malignant brain tumor in adults. Despite therapeutic advances, almost all patients eventually experience tumor recurrence. Leptomeningeal spread (LMS) is not a rare co...
-
Article
Outcome of radiosurgery for recurrent malignant gliomas: assessment of treatment response using relative cerebral blood volume
Gamma knife radiosurgery (GKS) is efficacious for treating recurrent malignant gliomas as a salvage treatment. However, contrast enhancement alone on MR imaging remains difficult to determine the treatment res...
-
Article
Cervicofacial tissue infarction in patients with acute invasive fungal sinusitis: prevalence and characteristic MR imaging findings
Tissue infarction is known as one of the characteristic features of invasive fungal sinusitis (IFS). The purpose of this study was to investigate the prevalence and characteristic MR imaging findings of cervic...
-
Article
Spindle cell lipoma of the head and neck: CT and MR imaging findings
Spindle cell lipoma (SCL) is an uncommon benign lipomatous tumor, most commonly occurring in the posterior neck and shoulder. The purpose of this study was to investigate the CT and MR imaging features of SCL ...
-
Article
Leptomeningeal seeding in patients with brain metastases treated by gamma knife radiosurgery
To characterize the development of leptomeningeal seeding (LMS) in patients with brain metastases after gamma knife radiosurgery (GKRS). Eight hundred and twenty-seven patients that underwent GKRS as a part of...
-
Article
3D T2-weighted turbo spin-echo MR sequence for identifying cerebrospinal fluid leak after endoscopic endonasal pituitary surgery
This study aimed to assess the efficacy of MR images with 3D T2-weighted turbo spin-echo (3D T2-TSE) sequences for early identification of postoperative cerebrospinal fluid (CSF) leaks.
-
Article
Salivary duct carcinomas: clinical and CT and MR imaging features in 20 patients
Salivary duct carcinoma (SDC) is an uncommon high grade adenocarcinoma of the salivary gland with a grave prognosis. The aim of this study was to investigate the clinical and CT and MR imaging features of SDC.
-
Article
Nasal polyps with metaplastic ossification: CT and MR imaging findings
Metaplastic ossification is a rare event in nasal polyps. The purpose of this study was to review the computed tomography (CT) and magnetic resonance (MR) imaging findings of nasal polyps with metaplastic ossi...
-
Article
Doxycycline is Neuroprotective Against Nigral Dopaminergic Degeneration by a Dual Mechanism Involving MMP-3
In Parkinson disease (PD), the dopaminergic (DAergic) neurons in the substantia nigra undergo degeneration. While the exact mechanism for the degeneration is still not completely understood, neuronal apoptosis...
-
Article
18F-FDG PET/CT findings of sinonasal inverted papilloma with or without coexistent malignancy: comparison with MR imaging findings in eight patients
Sinonasal inverted papilloma (IP) is known for high rate of associated malignancy. The purpose of this study was to identify 18F-FDG PET/CT findings of sinonasal IPs. We also tried to compare the PET/CT findings ...
