Search Results - "Cho, A Hyun"

Catalytic Decarboxylative Asymmetric Allylic Alkylation for the Synthesis of Axially Chiral Biaryls by Cho, Hyun‐A, Kim, Sangji, Hwang, Minyoung, Dongbang, Sun, Kwon, Yongseok

“…Herein, we report a palladium‐catalyzed atroposelective decarboxylative asymmetric allylic alkylation. A chiral palladium complex with a phosphoramidite ligand…”
Get full text

A case of hemichorea following administration of the Pfizer-BioNTech COVID-19 vaccine by Ryu, Dong-Woo, Lim, Eun-Ye, Cho, A-Hyun

Get full text

A Review of Hepatocellular Carcinoma in Elderly Patients Focused on Management and Outcomes by Cho, Eunae, Cho, Hyun A, Jun, Chung Hwan, Kim, Hee Joon, Cho, Sung Bum, Choi, Sung Kyu

“…Recent studies report a significant age-specific increase in hepatocellular carcinoma (HCC) development among persons over 75 years old. Therefore, there is an…”
Get full text

Recent Advances in Catalytic Desymmetrization for the Synthesis of Axially Chiral Biaryls by Moon, Junsoo, Kim, Sangji, Lee, Sujin, Cho, Hyun‐A, Kim, Ahreum, Ham, Min Kyung, Kim, Seung Hyun, Jung, Jaeyoung, Kwon, Yongseok

“…Atropisomeric compounds have been discovered in pharmaceuticals and materials science, and their enantioselective syntheses have gained tremendous attention…”
Get full text

Newly diagnosed diabetes has high risk for cardiovascular outcome in ischemic stroke patients by Cho, Kyung-Hee, Kwon, Sun U., Lee, Ji Sung, Yu, Sungwook, Cho, A-Hyun

“…We investigated cardiovascular outcomes in ischemic stroke patients with newly diagnosed diabetes mellitus (DM) compared with those of patients with previously…”
Get full text

Dynamic Changes of Carotid Atherosclerosis and Their Relation with Stroke Recurrence in Patients with Stroke or Transient Ischemic Attack by Lim, Eun-Ye, Cho, A-Hyun

“…The purpose of this study was to show dynamic changes in carotid and vertebral artery using carotid Doppler ultrasonography (DUS) through a long-term follow-…”
Get more information

Mortality and causes of death in patients with Parkinson's disease: a nationwide population-based cohort study by Ryu, Dong-Woo, Han, Kyungdo, Cho, A-Hyun

“…ObjectiveParkinson's disease (PD) is a neurodegenerative disease involving multiple systems that can affect mortality. This study aimed to compare all-cause…”
Get full text

Transneuronal Retrograde Degeneration of the Retinal Ganglion Cells in Patients with Cerebral Infarction by Park, Hae-Young Lopilly, MD, PhD, Park, Young Gun, MD, Cho, A-Hyun, MD, PhD, Park, Chan Kee, MD, PhD

“…Purpose The objective of this study was to determine whether transneuronal retrograde degeneration (TRD) of the retinal ganglion cells (RGCs) could be detected…”
Get full text

Significance of susceptibility vessel sign on T2-weighted gradient echo imaging for identification of stroke subtypes by CHO, Kyung-Hee, KIM, Jong S, KWON, Sun U, CHO, A.-Hyun, KANG, Dong-Wha

“…In contrast to platelet-rich white thrombi, red thrombi in the heart are rich in fibrin and trapped erythrocytes. The magnetic susceptibility effect of…”
Get full text

Coexistence of Cerebral Microbleeds and Amyloid Pathology in Patients with Cognitive Complaints by Lim, Eun Ye, Ryu, Seon Young, Shim, Yong S, Yang, Dong Won, Cho, A Hyun

“…We investigated the prevalence of amyloid positivity and cerebral microbleeds (CMBs) in subjects with cognitive complaints with the aim of identifying…”
Get full text

Cerebral microbleeds and hemodynamic changes in individuals with cognitive impairment by Lim, Eun Ye, Yang, Dong Won, Cho, A Hyun, Shim, Yong S.

“…Background & Objective: Cerebral microbleeds (CMBs) are considered key markers of small vessel pathology linking mechanisms relating to ischemic and amyloid…”
Get full text

Readout-segmented echo-planar imaging in diffusion-weighted MR imaging of acute infarction of the brainstem and posterior fossa: comparison of single-shot echo-planar diffusion-weighted sequences by Byeon, Jonghyun, Kim, Jee Young, Cho, A-Hyun

“…Abstract Objective The purpose of this study was to evaluate the clinical usefulness of readout-segmented echo-planar imaging (rs-EPI) in the diagnosis of…”
Get full text

Evolution of acute lacunar lesions in terms of size and shape: a PICASSO sub-study by Kwon, Hyuk Sung, Cho, A-Hyun, Lee, Min Hwan, Lee, Dongwhane, Jeong, Da-Eun, Choi, Changwoon, Jang, Ji-wan, Yu, Sungwook, Park, Jong-Ho, Heo, Sung Hyuk, Lee, Ji-Sung, Kwon, Sun U.

“…The imaging definition of lacunar infarcts is variable, particularly regarding their size and the presence of cavitation. We investigated the changes of…”
Get full text

Initial microbleeds at MR imaging can predict recurrent intracerebral hemorrhage by JEON, Sang-Beom, KANG, Dong-Wha, CHO, A-Hyun, LEE, Eun-Mi, CHOI, Choong G, KWON, Sun U, KIM, Jong S

“…Intracerebral microbleeds (MBs) are frequently observed in intracerebral hemorrhage (ICH) patients. Although MBs have been shown to be pathogenetically related…”
Get full text

Manipulation of p -/ n -Type Thermoelectric Thin Films through a Layer-by-Layer Assembled Carbonaceous Multilayer Structure by Jang, Wonjun, Cho, Hyun A, Choi, Kyungwho, Park, Yong Tae

“…Recently, with the miniaturization of electronic devices, problems with regard to the size and capacity of batteries have arisen. Energy harvesting is…”
Get full text

Stroke awareness decreases prehospital delay after acute ischemic stroke in Korea by Kim, Young Seo, Park, Sang-Soon, Bae, Hee-Joon, Cho, A-Hyun, Cho, Yong-Jin, Han, Moon-Ku, Heo, Ji Hoe, Kang, Kyusik, Kim, Dong-Eog, Kim, Hahn Young, Kim, Gyeong-Moon, Kwon, Sun Uk, Kwon, Hyung-Min, Lee, Byung-Chul, Lee, Kyung Bok, Lee, Seung-Hoon, Lee, Su-Ho, Lee, Yong-Seok, Nam, Hyo Suk, Oh, Mi-Sun, Park, Jong-Moo, Rha, Joung-Ho, Yu, Kyung-Ho, Yoon, Byung-Woo

“…Delayed arrival at hospital is one of the major obstacles in enhancing the rate of thrombolysis therapy in patients with acute ischemic stroke. Our study aimed…”
Get full text

White matter hyperintensity in ischemic stroke patients: it may regress over time by Cho, A-Hyun, Kim, Hyeong-Ryul, Kim, Woojun, Yang, Dong Won

“…White matter hyperintensities (WMH) are frequently observed on MRI in ischemic stroke patients as well as in normal elderly individuals. Besides the…”
Get full text

The Fate of Acute Lacunar Lesions in Terms of Shape and Size by Lee, Ki Jeong, MD, Jung, Hyeyoung, MD, Oh, Yoon-Sang, MD, PhD, Lim, Eun Ye, MD, Cho, A-Hyun, MD, PhD

“…Background The description of lacunar infarcts on imaging is widely variable. In particular, there are fewer agreements on lacunar lesion size and the presence…”
Get full text

Cerebral Microbleeds in a Stroke Prevention Clinic by Cho, A-Hyun, Wadi, Lara, Chow, Daniel, Chang, Peter, Floriolli, David, Shah, Krunal, Paganini-Hill, Annlia, Fisher, Mark

“…The objective of this study is to assess the effectiveness of a stroke clinic in stroke prevention and progression of cerebral microbleeds (CMB). We conducted…”
Get full text

Is 15 mm size criterion for lacunar infarction still valid? A study on strictly subcortical middle cerebral artery territory infarction using diffusion-weighted MRI by Cho, A-Hyun, Kang, Dong-Wha, Kwon, Sun U, Kim, Jong S

“…The 'lacunar hypothesis' has been challenged, since small (diameter <15 mm) subcortical infarcts can be produced by middle cerebral artery disease (MCAD) or…”
Get more information