1.Global Burden of Vaccine-Associated Cerebrovascular Venous Sinus Thrombosis, 1968–2024: A Critical Analysis From the WHO Global Pharmacovigilance Database
Jaehyeong CHO ; Hyesu JO ; Hyunjee KIM ; Jaeyu PARK ; Damiano PIZZOL ; Min Seo KIM ; Ho Geol WOO ; Dong Keon YON
Journal of Korean Medical Science 2025;40(11):e101-
Despite widespread coronavirus disease 2019 (COVID-19) vaccine use, research on the association between vaccines and cerebrovascular venous sinus thrombosis (CVST) in diverse populations is limited. This study aimed to address this gap. Data from the World Health Organization pharmacovigilance database (1968–2024; total reports = 8,909,484) were used.Reporting odds ratios (RORs) and information components (ICs) were calculated to assess the association between each drug and CVST. In total, 851 cases were identified as vaccineassociated CVST, of which 527 (61.93%) occurred in female patients. Only Ad5-vectored COVID-19 vaccines had the highest ROR and IC value with CVST (ROR, 4.78; 95% confidence interval, 4.34–5.28; IC, 2.15). The risk of CVST increased with age, with the 45–64-years age group having an IC of 1.35, while the 65 years and older group had a higher IC of 2.08.The findings highlight the need for clinicians to recognize the potential risks of CVST and prioritize rigorous monitoring and research to ensure patient safety.
2.Global Burden of Vaccine-Associated Cerebrovascular Venous Sinus Thrombosis, 1968–2024: A Critical Analysis From the WHO Global Pharmacovigilance Database
Jaehyeong CHO ; Hyesu JO ; Hyunjee KIM ; Jaeyu PARK ; Damiano PIZZOL ; Min Seo KIM ; Ho Geol WOO ; Dong Keon YON
Journal of Korean Medical Science 2025;40(11):e101-
Despite widespread coronavirus disease 2019 (COVID-19) vaccine use, research on the association between vaccines and cerebrovascular venous sinus thrombosis (CVST) in diverse populations is limited. This study aimed to address this gap. Data from the World Health Organization pharmacovigilance database (1968–2024; total reports = 8,909,484) were used.Reporting odds ratios (RORs) and information components (ICs) were calculated to assess the association between each drug and CVST. In total, 851 cases were identified as vaccineassociated CVST, of which 527 (61.93%) occurred in female patients. Only Ad5-vectored COVID-19 vaccines had the highest ROR and IC value with CVST (ROR, 4.78; 95% confidence interval, 4.34–5.28; IC, 2.15). The risk of CVST increased with age, with the 45–64-years age group having an IC of 1.35, while the 65 years and older group had a higher IC of 2.08.The findings highlight the need for clinicians to recognize the potential risks of CVST and prioritize rigorous monitoring and research to ensure patient safety.
3.Significant miRNAs as Potential Biomarkers to Differentiate Moyamoya Disease From Intracranial Atherosclerotic Disease
Hyesun LEE ; Mina HWANG ; Hyuk Sung KWON ; Young Seo KIM ; Hyun Young KIM ; Soo JEONG ; Kyung Chul NOH ; Hye-Yeon CHOI ; Ho Geol WOO ; Sung Hyuk HEO ; Seong-Ho KOH ; Dae-Il CHANG
Journal of Clinical Neurology 2025;21(2):146-149
4.Significant miRNAs as Potential Biomarkers to Differentiate Moyamoya Disease From Intracranial Atherosclerotic Disease
Hyesun LEE ; Mina HWANG ; Hyuk Sung KWON ; Young Seo KIM ; Hyun Young KIM ; Soo JEONG ; Kyung Chul NOH ; Hye-Yeon CHOI ; Ho Geol WOO ; Sung Hyuk HEO ; Seong-Ho KOH ; Dae-Il CHANG
Journal of Clinical Neurology 2025;21(2):146-149
5.Global Burden of Vaccine-Associated Cerebrovascular Venous Sinus Thrombosis, 1968–2024: A Critical Analysis From the WHO Global Pharmacovigilance Database
Jaehyeong CHO ; Hyesu JO ; Hyunjee KIM ; Jaeyu PARK ; Damiano PIZZOL ; Min Seo KIM ; Ho Geol WOO ; Dong Keon YON
Journal of Korean Medical Science 2025;40(11):e101-
Despite widespread coronavirus disease 2019 (COVID-19) vaccine use, research on the association between vaccines and cerebrovascular venous sinus thrombosis (CVST) in diverse populations is limited. This study aimed to address this gap. Data from the World Health Organization pharmacovigilance database (1968–2024; total reports = 8,909,484) were used.Reporting odds ratios (RORs) and information components (ICs) were calculated to assess the association between each drug and CVST. In total, 851 cases were identified as vaccineassociated CVST, of which 527 (61.93%) occurred in female patients. Only Ad5-vectored COVID-19 vaccines had the highest ROR and IC value with CVST (ROR, 4.78; 95% confidence interval, 4.34–5.28; IC, 2.15). The risk of CVST increased with age, with the 45–64-years age group having an IC of 1.35, while the 65 years and older group had a higher IC of 2.08.The findings highlight the need for clinicians to recognize the potential risks of CVST and prioritize rigorous monitoring and research to ensure patient safety.
6.Significant miRNAs as Potential Biomarkers to Differentiate Moyamoya Disease From Intracranial Atherosclerotic Disease
Hyesun LEE ; Mina HWANG ; Hyuk Sung KWON ; Young Seo KIM ; Hyun Young KIM ; Soo JEONG ; Kyung Chul NOH ; Hye-Yeon CHOI ; Ho Geol WOO ; Sung Hyuk HEO ; Seong-Ho KOH ; Dae-Il CHANG
Journal of Clinical Neurology 2025;21(2):146-149
7.Global Burden of Vaccine-Associated Cerebrovascular Venous Sinus Thrombosis, 1968–2024: A Critical Analysis From the WHO Global Pharmacovigilance Database
Jaehyeong CHO ; Hyesu JO ; Hyunjee KIM ; Jaeyu PARK ; Damiano PIZZOL ; Min Seo KIM ; Ho Geol WOO ; Dong Keon YON
Journal of Korean Medical Science 2025;40(11):e101-
Despite widespread coronavirus disease 2019 (COVID-19) vaccine use, research on the association between vaccines and cerebrovascular venous sinus thrombosis (CVST) in diverse populations is limited. This study aimed to address this gap. Data from the World Health Organization pharmacovigilance database (1968–2024; total reports = 8,909,484) were used.Reporting odds ratios (RORs) and information components (ICs) were calculated to assess the association between each drug and CVST. In total, 851 cases were identified as vaccineassociated CVST, of which 527 (61.93%) occurred in female patients. Only Ad5-vectored COVID-19 vaccines had the highest ROR and IC value with CVST (ROR, 4.78; 95% confidence interval, 4.34–5.28; IC, 2.15). The risk of CVST increased with age, with the 45–64-years age group having an IC of 1.35, while the 65 years and older group had a higher IC of 2.08.The findings highlight the need for clinicians to recognize the potential risks of CVST and prioritize rigorous monitoring and research to ensure patient safety.
8.Resident and nurse attitudes toward a rapid response team in a tertiary hospital in South Korea
Sung Yoon LIM ; Ho Geol WOO ; Jong Sun PARK ; Young-Jae CHO ; Jae Ho LEE ; Yeon Joo LEE
Acute and Critical Care 2025;40(1):29-37
Background:
Residents and nurses who activate rapid response teams (RRTs) are well positioned to offer insights on its effectiveness. Here, we assess such evaluation of RRTs and identify barriers to activation in a 1,400-bed teaching hospital.
Methods:
We conducted a 24-item Likert-scale survey from January to May 2017 among residents and ward nurses with RRT experience. Factor analysis was used to identify the barriers.
Results:
This study comprised 305 nurses and 53 residents, most of whom were satisfied with their RRT experiences. Factor analysis showed that lack of awareness of activation criteria was a major barrier, with only 21.4% and 22.2% participants, respectively, confident about their knowledge of activation protocols. Of the survey respondents, 85.7% reported first contacting the doctor before activating the RRT. Despite the protocol, 66.7% first discussed the decision with other staff, and 71.5% called the RRT when the patient’s condition worsened despite management.
Conclusions
Nurses and residents value RRTs but face barriers in initiation, primarily due to a lack of confidence in applying the activation criteria. Many prefer to consult a doctor or manage the patient before calling the RRT.
9.Global Estimates of Reported Vaccine-Associated Ischemic Stroke for 1969–2023: A Comprehensive Analysis of the World Health Organization Global Pharmacovigilance Database
Jaehyeong CHO ; Jaeyu PARK ; Hyesu JO ; Yesol YIM ; Ho Geol WOO ; Jiyeon OH ; Dong Keon YON
Journal of Stroke 2024;26(3):463-467

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