1.Extended reality in anesthesia: a narrative review
Sung Hee HAN ; Kristen L KIROFF ; Sakura KINJO
Korean Journal of Anesthesiology 2025;78(2):105-117
The application of extended reality (XR) technology is rapidly expanding in the medical field, including anesthesia. This review aims to introduce the current literature on XR utilization to help anesthesiologists adopt this technology in education and clinical practice. XR is useful for both knowledge acquisition and skill training in a wide range of settings, from students to medical professionals. One of its major benefits is harm reduction through simulation scenarios that allow for immersion in clinical situations and opportunities to practice procedures and tasks. These scenarios often involve both technical and non-technical skills, enabling clinicians to enhance their capabilities without risking patient safety. In clinical settings, XR can also be used with patients to increase familiarity with medical procedures, provide education, and reduce anxiety. XR can also serve as a distraction technique, diverting the patient’s attention from medical procedures and enhancing comfort, which may contribute to reduced opioid use. Although the potential benefits of XR in anesthesia have been reported in various educational and clinical contexts, challenges, such as limited financial reimbursement and restricted technical accessibility, remain. With further research and technological advancements, XR technology has the potential for widespread adoption in anesthesia practice.
2.Prevalence of cardiovascular-kidney-metabolic syndrome in Korea: Korea National Health and Nutrition Examination Survey 2011-2021
Sung-Bin HONG ; Ji-Eun KIM ; Seung Seok HAN ; Joseph J. SHEARER ; Jungnam JOO ; Ji-Yeob CHOI ; Véronique L. ROGER
Epidemiology and Health 2025;47(1):e2025005-
OBJECTIVES:
The American Heart Association (AHA) recently defined cardiovascular-kidney-metabolic (CKM) syndrome to better characterize the associations among cardiovascular, kidney, and metabolic diseases. Although about 9 in 10 United States adults have at least 1 risk factor for CKM syndrome, its prevalence in other populations is less understood. To fill this gap, we examined the prevalence of CKM syndrome in Korea and its association with demographic and socioeconomic status (SES).
METHODS:
Using data from the Korean National Health and Nutrition Examination Survey between 2011 and 2021, we calculated the prevalence of CKM syndrome across the following stages: stage 0 (no risk factors), stage 1 (excess or dysfunctional adiposity), stage 2 (other metabolic risk factors or chronic kidney disease), and stages 3-4 (subclinical/clinical cardiovascular diseases) among adults aged ≥20 years. Weighted analyses were used to estimate prevalence and 95% confidence intervals (CIs) for each CKM syndrome stage, stratified by age, gender, and SES factors.
RESULTS:
Among 54,994 Korean adults, the prevalence of CKM syndrome was as follows: stage 0 (25.2%; 95% CI, 24.7 to 25.8), stage 1 (19.3%; 95% CI, 18.9 to 19.7), stage 2 (51.6%; 95% CI, 51.1 to 52.2), and stages 3-4 (3.9%; 95% CI, 3.7 to 4.0). The prevalence of stages 2 and 3-4 was higher in men than in women. In addition, stages 3-4 were more prevalent among rural residents and those with lower education or income.
CONCLUSIONS
About 3 out of 4 Koreans are at risk for CKM syndrome. These findings highlight that CKM syndrome is a global health problem and that interventions are urgently needed to prevent further progression.
3.Extended reality in anesthesia: a narrative review
Sung Hee HAN ; Kristen L KIROFF ; Sakura KINJO
Korean Journal of Anesthesiology 2025;78(2):105-117
The application of extended reality (XR) technology is rapidly expanding in the medical field, including anesthesia. This review aims to introduce the current literature on XR utilization to help anesthesiologists adopt this technology in education and clinical practice. XR is useful for both knowledge acquisition and skill training in a wide range of settings, from students to medical professionals. One of its major benefits is harm reduction through simulation scenarios that allow for immersion in clinical situations and opportunities to practice procedures and tasks. These scenarios often involve both technical and non-technical skills, enabling clinicians to enhance their capabilities without risking patient safety. In clinical settings, XR can also be used with patients to increase familiarity with medical procedures, provide education, and reduce anxiety. XR can also serve as a distraction technique, diverting the patient’s attention from medical procedures and enhancing comfort, which may contribute to reduced opioid use. Although the potential benefits of XR in anesthesia have been reported in various educational and clinical contexts, challenges, such as limited financial reimbursement and restricted technical accessibility, remain. With further research and technological advancements, XR technology has the potential for widespread adoption in anesthesia practice.
4.Clinicopathological Correlations of Neurodegenerative Diseases in the National Brain Biobank of Korea
Young Hee JUNG ; Jun Pyo KIM ; Hee Jin KIM ; Hyemin JANG ; Hyun Jeong HAN ; Young Ho KOH ; Duk L. NA ; Yeon-Lim SUH ; Gi Yeong HUH ; Jae-Kyung WON ; Seong-Ik KIM ; Ji-Young CHOI ; Sang Won SEO ; Sung-Hye PARK ; Eun-Joo KIM
Journal of Clinical Neurology 2025;21(3):190-200
Background:
and Purpose The National Brain Biobank of Korea (NBBK) is a brain bank consortium supported by the Korea Disease Control and Prevention Agency and the Korea National Institute of Health, and was launched in 2015 to support research into neurodegenerative disease dementia (NDD). This study aimed to introduce the NBBK and describes clinicopathological correlations based on analyses of data collected from the NBBK.
Methods:
Four hospital-based brain banks have been established in South Korea: Samsung Medical Center Brain Bank (SMCBB), Seoul National University Hospital Brain Bank (SNUHBB), Pusan National University Hospital Brain Bank (PNUHBB), and Myongji Hospital Brain Bank (MJHBB). Clinical and pathological data were collected from these brain banks using standardized protocols. The prevalence rates of clinical and pathological diagnoses were analyzed in order to characterize the clinicopathological correlations.
Results:
Between August 2016 and December 2023, 185 brain specimens were collected and pathologically evaluated (SNUHBB: 117; PNUHBB: 27; SMCBB: 34; MJHBB: 7). The age at consent was 70.8±12.6 years, and the age at autopsy was 71.7±12.4 years. The four-most-common clinical diagnoses were Alzheimer’s disease (AD) dementia (20.0%), idiopathic Parkinson’s disease (15.1%), unspecified dementia (11.9%), and cognitively unimpaired (CU) (11.4%).Most cases of unspecified dementia had a pathological diagnosis of central nervous system (CNS) vasculopathy (31.8%) or AD (31.8%). Remarkably, only 14.2% of CU cases had normal pathological findings. The three-most-common pathological diagnoses were AD (26.5%), CNS vasculopathy (14.1%), and Lewy body disease (13.5%).
Conclusions
These clinical and neuropathological findings provide a deeper understanding of the mechanisms underlying NDD in South Korea.
5.Prevalence of cardiovascular-kidney-metabolic syndrome in Korea: Korea National Health and Nutrition Examination Survey 2011-2021
Sung-Bin HONG ; Ji-Eun KIM ; Seung Seok HAN ; Joseph J. SHEARER ; Jungnam JOO ; Ji-Yeob CHOI ; Véronique L. ROGER
Epidemiology and Health 2025;47(1):e2025005-
OBJECTIVES:
The American Heart Association (AHA) recently defined cardiovascular-kidney-metabolic (CKM) syndrome to better characterize the associations among cardiovascular, kidney, and metabolic diseases. Although about 9 in 10 United States adults have at least 1 risk factor for CKM syndrome, its prevalence in other populations is less understood. To fill this gap, we examined the prevalence of CKM syndrome in Korea and its association with demographic and socioeconomic status (SES).
METHODS:
Using data from the Korean National Health and Nutrition Examination Survey between 2011 and 2021, we calculated the prevalence of CKM syndrome across the following stages: stage 0 (no risk factors), stage 1 (excess or dysfunctional adiposity), stage 2 (other metabolic risk factors or chronic kidney disease), and stages 3-4 (subclinical/clinical cardiovascular diseases) among adults aged ≥20 years. Weighted analyses were used to estimate prevalence and 95% confidence intervals (CIs) for each CKM syndrome stage, stratified by age, gender, and SES factors.
RESULTS:
Among 54,994 Korean adults, the prevalence of CKM syndrome was as follows: stage 0 (25.2%; 95% CI, 24.7 to 25.8), stage 1 (19.3%; 95% CI, 18.9 to 19.7), stage 2 (51.6%; 95% CI, 51.1 to 52.2), and stages 3-4 (3.9%; 95% CI, 3.7 to 4.0). The prevalence of stages 2 and 3-4 was higher in men than in women. In addition, stages 3-4 were more prevalent among rural residents and those with lower education or income.
CONCLUSIONS
About 3 out of 4 Koreans are at risk for CKM syndrome. These findings highlight that CKM syndrome is a global health problem and that interventions are urgently needed to prevent further progression.
6.Prevalence of cardiovascular-kidney-metabolic syndrome in Korea: Korea National Health and Nutrition Examination Survey 2011-2021
Sung-Bin HONG ; Ji-Eun KIM ; Seung Seok HAN ; Joseph J. SHEARER ; Jungnam JOO ; Ji-Yeob CHOI ; Véronique L. ROGER
Epidemiology and Health 2025;47(1):e2025005-
OBJECTIVES:
The American Heart Association (AHA) recently defined cardiovascular-kidney-metabolic (CKM) syndrome to better characterize the associations among cardiovascular, kidney, and metabolic diseases. Although about 9 in 10 United States adults have at least 1 risk factor for CKM syndrome, its prevalence in other populations is less understood. To fill this gap, we examined the prevalence of CKM syndrome in Korea and its association with demographic and socioeconomic status (SES).
METHODS:
Using data from the Korean National Health and Nutrition Examination Survey between 2011 and 2021, we calculated the prevalence of CKM syndrome across the following stages: stage 0 (no risk factors), stage 1 (excess or dysfunctional adiposity), stage 2 (other metabolic risk factors or chronic kidney disease), and stages 3-4 (subclinical/clinical cardiovascular diseases) among adults aged ≥20 years. Weighted analyses were used to estimate prevalence and 95% confidence intervals (CIs) for each CKM syndrome stage, stratified by age, gender, and SES factors.
RESULTS:
Among 54,994 Korean adults, the prevalence of CKM syndrome was as follows: stage 0 (25.2%; 95% CI, 24.7 to 25.8), stage 1 (19.3%; 95% CI, 18.9 to 19.7), stage 2 (51.6%; 95% CI, 51.1 to 52.2), and stages 3-4 (3.9%; 95% CI, 3.7 to 4.0). The prevalence of stages 2 and 3-4 was higher in men than in women. In addition, stages 3-4 were more prevalent among rural residents and those with lower education or income.
CONCLUSIONS
About 3 out of 4 Koreans are at risk for CKM syndrome. These findings highlight that CKM syndrome is a global health problem and that interventions are urgently needed to prevent further progression.
7.Clinicopathological Correlations of Neurodegenerative Diseases in the National Brain Biobank of Korea
Young Hee JUNG ; Jun Pyo KIM ; Hee Jin KIM ; Hyemin JANG ; Hyun Jeong HAN ; Young Ho KOH ; Duk L. NA ; Yeon-Lim SUH ; Gi Yeong HUH ; Jae-Kyung WON ; Seong-Ik KIM ; Ji-Young CHOI ; Sang Won SEO ; Sung-Hye PARK ; Eun-Joo KIM
Journal of Clinical Neurology 2025;21(3):190-200
Background:
and Purpose The National Brain Biobank of Korea (NBBK) is a brain bank consortium supported by the Korea Disease Control and Prevention Agency and the Korea National Institute of Health, and was launched in 2015 to support research into neurodegenerative disease dementia (NDD). This study aimed to introduce the NBBK and describes clinicopathological correlations based on analyses of data collected from the NBBK.
Methods:
Four hospital-based brain banks have been established in South Korea: Samsung Medical Center Brain Bank (SMCBB), Seoul National University Hospital Brain Bank (SNUHBB), Pusan National University Hospital Brain Bank (PNUHBB), and Myongji Hospital Brain Bank (MJHBB). Clinical and pathological data were collected from these brain banks using standardized protocols. The prevalence rates of clinical and pathological diagnoses were analyzed in order to characterize the clinicopathological correlations.
Results:
Between August 2016 and December 2023, 185 brain specimens were collected and pathologically evaluated (SNUHBB: 117; PNUHBB: 27; SMCBB: 34; MJHBB: 7). The age at consent was 70.8±12.6 years, and the age at autopsy was 71.7±12.4 years. The four-most-common clinical diagnoses were Alzheimer’s disease (AD) dementia (20.0%), idiopathic Parkinson’s disease (15.1%), unspecified dementia (11.9%), and cognitively unimpaired (CU) (11.4%).Most cases of unspecified dementia had a pathological diagnosis of central nervous system (CNS) vasculopathy (31.8%) or AD (31.8%). Remarkably, only 14.2% of CU cases had normal pathological findings. The three-most-common pathological diagnoses were AD (26.5%), CNS vasculopathy (14.1%), and Lewy body disease (13.5%).
Conclusions
These clinical and neuropathological findings provide a deeper understanding of the mechanisms underlying NDD in South Korea.
8.Extended reality in anesthesia: a narrative review
Sung Hee HAN ; Kristen L KIROFF ; Sakura KINJO
Korean Journal of Anesthesiology 2025;78(2):105-117
The application of extended reality (XR) technology is rapidly expanding in the medical field, including anesthesia. This review aims to introduce the current literature on XR utilization to help anesthesiologists adopt this technology in education and clinical practice. XR is useful for both knowledge acquisition and skill training in a wide range of settings, from students to medical professionals. One of its major benefits is harm reduction through simulation scenarios that allow for immersion in clinical situations and opportunities to practice procedures and tasks. These scenarios often involve both technical and non-technical skills, enabling clinicians to enhance their capabilities without risking patient safety. In clinical settings, XR can also be used with patients to increase familiarity with medical procedures, provide education, and reduce anxiety. XR can also serve as a distraction technique, diverting the patient’s attention from medical procedures and enhancing comfort, which may contribute to reduced opioid use. Although the potential benefits of XR in anesthesia have been reported in various educational and clinical contexts, challenges, such as limited financial reimbursement and restricted technical accessibility, remain. With further research and technological advancements, XR technology has the potential for widespread adoption in anesthesia practice.
9.Prevalence of cardiovascular-kidney-metabolic syndrome in Korea: Korea National Health and Nutrition Examination Survey 2011-2021
Sung-Bin HONG ; Ji-Eun KIM ; Seung Seok HAN ; Joseph J. SHEARER ; Jungnam JOO ; Ji-Yeob CHOI ; Véronique L. ROGER
Epidemiology and Health 2025;47(1):e2025005-
OBJECTIVES:
The American Heart Association (AHA) recently defined cardiovascular-kidney-metabolic (CKM) syndrome to better characterize the associations among cardiovascular, kidney, and metabolic diseases. Although about 9 in 10 United States adults have at least 1 risk factor for CKM syndrome, its prevalence in other populations is less understood. To fill this gap, we examined the prevalence of CKM syndrome in Korea and its association with demographic and socioeconomic status (SES).
METHODS:
Using data from the Korean National Health and Nutrition Examination Survey between 2011 and 2021, we calculated the prevalence of CKM syndrome across the following stages: stage 0 (no risk factors), stage 1 (excess or dysfunctional adiposity), stage 2 (other metabolic risk factors or chronic kidney disease), and stages 3-4 (subclinical/clinical cardiovascular diseases) among adults aged ≥20 years. Weighted analyses were used to estimate prevalence and 95% confidence intervals (CIs) for each CKM syndrome stage, stratified by age, gender, and SES factors.
RESULTS:
Among 54,994 Korean adults, the prevalence of CKM syndrome was as follows: stage 0 (25.2%; 95% CI, 24.7 to 25.8), stage 1 (19.3%; 95% CI, 18.9 to 19.7), stage 2 (51.6%; 95% CI, 51.1 to 52.2), and stages 3-4 (3.9%; 95% CI, 3.7 to 4.0). The prevalence of stages 2 and 3-4 was higher in men than in women. In addition, stages 3-4 were more prevalent among rural residents and those with lower education or income.
CONCLUSIONS
About 3 out of 4 Koreans are at risk for CKM syndrome. These findings highlight that CKM syndrome is a global health problem and that interventions are urgently needed to prevent further progression.
10.Clinicopathological Correlations of Neurodegenerative Diseases in the National Brain Biobank of Korea
Young Hee JUNG ; Jun Pyo KIM ; Hee Jin KIM ; Hyemin JANG ; Hyun Jeong HAN ; Young Ho KOH ; Duk L. NA ; Yeon-Lim SUH ; Gi Yeong HUH ; Jae-Kyung WON ; Seong-Ik KIM ; Ji-Young CHOI ; Sang Won SEO ; Sung-Hye PARK ; Eun-Joo KIM
Journal of Clinical Neurology 2025;21(3):190-200
Background:
and Purpose The National Brain Biobank of Korea (NBBK) is a brain bank consortium supported by the Korea Disease Control and Prevention Agency and the Korea National Institute of Health, and was launched in 2015 to support research into neurodegenerative disease dementia (NDD). This study aimed to introduce the NBBK and describes clinicopathological correlations based on analyses of data collected from the NBBK.
Methods:
Four hospital-based brain banks have been established in South Korea: Samsung Medical Center Brain Bank (SMCBB), Seoul National University Hospital Brain Bank (SNUHBB), Pusan National University Hospital Brain Bank (PNUHBB), and Myongji Hospital Brain Bank (MJHBB). Clinical and pathological data were collected from these brain banks using standardized protocols. The prevalence rates of clinical and pathological diagnoses were analyzed in order to characterize the clinicopathological correlations.
Results:
Between August 2016 and December 2023, 185 brain specimens were collected and pathologically evaluated (SNUHBB: 117; PNUHBB: 27; SMCBB: 34; MJHBB: 7). The age at consent was 70.8±12.6 years, and the age at autopsy was 71.7±12.4 years. The four-most-common clinical diagnoses were Alzheimer’s disease (AD) dementia (20.0%), idiopathic Parkinson’s disease (15.1%), unspecified dementia (11.9%), and cognitively unimpaired (CU) (11.4%).Most cases of unspecified dementia had a pathological diagnosis of central nervous system (CNS) vasculopathy (31.8%) or AD (31.8%). Remarkably, only 14.2% of CU cases had normal pathological findings. The three-most-common pathological diagnoses were AD (26.5%), CNS vasculopathy (14.1%), and Lewy body disease (13.5%).
Conclusions
These clinical and neuropathological findings provide a deeper understanding of the mechanisms underlying NDD in South Korea.

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