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Incidence and case fatality of acute myocardial infarction in Korea, 2011-2020
Yeeun Seo(Yeeun Seo),Jenny Moon(Jenny Moon),Hyeok-Hee Lee(Hyeok-Hee Lee),Hyeon Chang Kim(Hyeon Chang Kim),Fumie Kaneko(Fumie Kaneko ),Sojung Shin(Sojung Shin),Eunji Kim(Eunji Kim),Jang-Whan Bae(Jang-W 한국역학회 2024 Epidemiology and Health Vol.46 No.-
Incidence and case fatality of acute myocardial infarction in Korea, 2011-2020
Yeeun Seo,Jenny Moon,Hyeok-Hee Lee,Hyeon Chang Kim,Fumie Kaneko,Sojung Shin,Eunji Kim,Jang-Whan Bae,Byeong-Keuk Kim,Seung Jun Lee,Min Kim,Hokyou Lee 한국역학회 2024 Epidemiology and Health Vol.46 No.-
OBJECTIVES: Cardiovascular diseases are a leading cause of mortality worldwide, and acute myocardial infarction (AMI) is particularly fatal condition. We evaluated the incidence and case fatality rates of AMI in Korea from 2011 to 2020. METHODS: We utilized data from the National Health Insurance Services to calculate crude, age-standardized, and age-specific incidence rates, along with 30-day and 1-year case fatality rates, of AMI from 2011 to 2020. Age-standardized incidence rates were determined using direct standardization to the 2005 population. RESULTS: The crude incidence rate of AMI per 100,000 person-years consistently increased from 44.7 in 2011 to 68.3 in 2019, before decreasing slightly to 66.2 in 2020. The age-standardized incidence rate of AMI displayed a 19% rise from 2011 to 2019, followed by a slight decline in 2020. The increasing trend for AMI incidence was more pronounced in males than in females. Both 30-day and 1-year case fatality rates remained stable among younger individuals but showed a decrease among older individuals. There was a minor surge in case fatality in 2020, particularly among recurrent AMI cases. CONCLUSIONS: Over the past decade, the AMI incidence rate in Korea has consistently increased, with a slight downturn in 2020. The case fatality rate has remained relatively stable except for a minor increase in 2020. This study provides data for continuous surveillance, the implementation of targeted interventions, and the advancement of research aimed at AMI in Korea.
Incidence and case fatality of stroke in Korea, 2011-2020
Jenny Moon(Jenny Moon),Yeeun Seo(Yeeun Seo),Hyeok-Hee Lee(Hyeok-Hee Lee),Hokyou Lee(Hokyou Lee),Fumie Kaneko(Fumie Kaneko ),Sojung Shin(Sojung Shin),Eunji Kim(Eunji Kim),Kyu Sun Yum(Kyu Sun Yum),Young 한국역학회 2024 Epidemiology and Health Vol.46 No.-
Recent advances in optical imaging through deep tissue: Imaging probes and techniques
윤석찬,Seo Young Cheon,Sangjun Park,Donghyun Lee,Yeeun Lee,Seokyoung Han,Moonseok Kim,구희범 한국생체재료학회 2022 생체재료학회지 Vol.26 No.4
Optical imaging has been essential for scientific observations to date, however its biomedical applications has been restricted due to its poor penetration through tissues. In living tissue, signal attenuation and limited imaging depth caused by the wave distortion occur because of scattering and absorption of light by various molecules including hemoglobin, pigments, and water. To overcome this, methodologies have been proposed in the various fields, which can be mainly categorized into two stategies: developing new imaging probes and optical techniques. For example, imaging probes with long wavelength like NIR-II region are advantageous in tissue penetration. Bioluminescence and chemiluminescence can generate light without excitation, minimizing background signals. Afterglow imaging also has high a signal-to-background ratio because excitation light is off during imaging. Methodologies of adaptive optics (AO) and studies of complex media have been established and have produced various techniques such as direct wavefront sensing to rapidly measure and correct the wave distortion and indirect wavefront sensing involving modal and zonal methods to correct complex aberrations. Matrix-based approaches have been used to correct the high-order optical modes by numerical post-processing without any hardware feedback. These newly developed imaging probes and optical techniques enable successful optical imaging through deep tissue. In this review, we discuss recent advances for multi-scale optical imaging within deep tissue, which can provide reseachers multi-disciplinary understanding and broad perspectives in diverse fields including biophotonics for the purpose of translational medicine and convergence science.
Shim Yeeun,Seo Jieun,Lee Seung-Tae,Choi Jong Rak,Choi Young-Chul,Shin Saeam,Park Hyung Jun 대한진단검사의학회 2024 Annals of Laboratory Medicine Vol.44 No.5
Background: Facioscapulohumeral muscular dystrophy (FSHD) is a common form of muscular dystrophy that mainly affects skeletal muscle. FSHD1 accounts for 95% of all FSHD cases and can be diagnosed based on the pathogenic contraction of the D4Z4-repeat array on chromosome 4q35. Genetic diagnosis of FSHD1 is challenging because of the large size and repetitive nature of the D4Z4 region. We evaluated the clinical applicability of optical genome mapping (OGM) for the genetic diagnosis of FSHD1. Methods: We included 25 individuals with clinically confirmed or suspected/probable FSHD and their families. Ultra-high-molecular-weight DNA from peripheral blood was labeled, stained, and imaged using a single-molecule OGM platform (Bionano Genomics Saphyr system). D4Z4 repeat size and haplotype information were analyzed using the manufacturer’s dedicated pipeline. We also compared the workflow and test time between Southern blot analysis and OGM. Results: We obtained concordant OGM and Southern blot results with 10 samples from patients with clinically confirmed FSHD. The D4Z4 repeat size differed within 1 unit between the Southern blot analysis and OGM. Among nine patients with clinically suspected or probable FSHD, six patients were confirmed to have pathogenic contractions by OGM. In our cohort, one de novo mosaic FSHD1 patient was successfully diagnosed with OGM. Moreover, OGM has a more straightforward and less time-consuming workflow than Southern blot analysis. Conclusions: OGM enables accurate and reliable detection of pathogenic contraction of the D4Z4-repeat array and is a valuable tool for the genetic diagnosis of FSHD1.
Incidence and case fatality of stroke in Korea, 2011-2020
Jenny Moon,Yeeun Seo,Hyeok-Hee Lee,Hokyou Lee,Fumie Kaneko,Sojung Shin,Eunji Kim,Kyu Sun Yum,Young Dae Kim,Jang-Hyun Baek,Hyeon Chang Kim 한국역학회 2024 Epidemiology and Health Vol.46 No.-
OBJECTIVES: Stroke remains the second leading cause of death in Korea. This study was designed to estimate the crude, age-adjusted and age-specific incidence rates, as well as the case fatality rate of stroke, in Korea from 2011 to 2020. METHODS: We utilized data from the National Health Insurance Services from January 1, 2002 to December 31, 2020, to calculate incidence rates and 30-day and 1-year case fatality rates of stroke. Additionally, we determined sex and age-specific incidence rates and computed age-standardized incidence rates by direct standardization to the 2005 population. RESULTS: The crude incidence rate of stroke hovered around 200 (per 100,000 person-years) from 2011 to 2015, then surged to 218.4 in 2019, before marginally declining to 208.0 in 2020. Conversely, the age-standardized incidence rate consistently decreased by 25% between 2011 and 2020. When stratified by sex, the crude incidence rate increased between 2011 and 2019 for both sexes, followed by a decrease in 2020. Age-standardized incidence rates displayed a downward trend throughout the study period for both sexes. Across all age groups, the 30-day and 1-year case fatality rates of stroke consistently decreased from 2011 to 2019, only to increase in 2020. CONCLUSIONS: Despite a decrease in the age-standardized incidence rate, the total number of stroke events in Korea continues to rise due to the rapidly aging population. Moreover, 2020 witnessed a decrease in incidence but an increase in case fatality rates.