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김경수,김기환,김현만,윤지원,강엽 아주대학교 1997 아주의학 Vol.2 No.2
IDDM (Insulin dependent diabetes mellitus) is believed to be an autoimmune disease and characterized by the immune activation against insulin-producing pancreatic beta cell. The identification and characterization of new autoantigens reactive with an activated immune System would heip to elucidate the pathogenic mechanism of this disease. Several autoantigens are trying to apply for diagnosis and prevention of IDDM. The NOD (non obese diabetic) mice have been the best model for studying the pathogenesis of human IDDM. To identify new autoantigens reactive with activated humoral immunity of NOD mice, the lambda gt11 cDNA library was constructed from NOD-derived pancreatic beta cell (MIN6N8a: mouse insulinoma cell) and screened with prediabetic NOD sera. Mine positive dones were selected from 2x10^(5) phage plaques. The 5'-end sequencing and homology searching showed that six clones from nine clones had over 98% sequence homolgy with the retroviral envelope gene. Full sequendng reveated that the cloned gene was a fragment of ecotropic retrovirus (emv-3) envelope gene. To confirm the immunoreactivity of doned retroviral envelope protein, the cloned gene fragment was expressed in an E.coli expression vector System. Western blotting showed that the recombinant envelope protein fragment also reacted with prediabetic NOD sera.
Kim Tae Jung,Lee Hak Seung,Kim Seong-Eun,Park Jinju,Kim Jun Yup,Lee Ji Yoon,Song Ji Eun,Hong Jin-Hyuk,Lee Joongyub,Chung Joong-Hwa,Kim Hyeon Chang,Shin Dong-Ho,Lee Hae-Young,Kim Bum Joon,Seo Woo-Keun 질병관리청 2024 Osong Public Health and Research Persptectives Vol.15 No.1
Objectives: Limited information is available concerning the epidemiology of stroke and acute myocardial infarction (AMI) in the Republic of Korea. This study aimed to develop a national surveillance system to monitor the incidence of stroke and AMI using national claims data.Methods: We developed and validated identification algorithms for stroke and AMI using claims data. This validation involved a 2-stage stratified sampling method with a review of medical records for sampled cases. The weighted positive predictive value (PPV) and negative predictive value (NPV) were calculated based on the sampling structure and the corresponding sampling rates. Incident cases and the incidence rates of stroke and AMI in the Republic of Korea were estimated by applying the algorithms and weighted PPV and NPV to the 2018 National Health Insurance Service claims data.Results: In total, 2,200 cases (1,086 stroke cases and 1,114 AMI cases) were sampled from the 2018 claims database. The sensitivity and specificity of the algorithms were 94.3% and 88.6% for stroke and 97.9% and 90.1% for AMI, respectively. The estimated number of cases, including recurrent events, was 150,837 for stroke and 40,529 for AMI in 2018. The age- and sex-standardized incidence rate for stroke and AMI was 180.2 and 46.1 cases per 100,000 person-years, respectively, in 2018.Conclusion: This study demonstrates the feasibility of developing a national surveillance system based on claims data and identification algorithms for stroke and AMI to monitor their incidence rates.
Annual Case Volume and One-Year Mortality for Endovascular Treatment in Acute Ischemic Stroke
Kim Jun Yup,Kang Jihoon,Kim Beom Joon,Kim Seong-Eun,Kim Do Yeon,Lee Keon-Joo,Park Hong-Kyun,Cho Yong-Jin,박종무,Lee Kyung Bok,Cha Jae-Kwan,Lee Ji Sung,Lee Juneyoung,Yang Ki Hwa,Hong Ock Ran,Shin Ji Hyeon 대한의학회 2022 Journal of Korean medical science Vol.37 No.36
Background: The association between endovascular treatment (EVT) case volume per hospital and clinical outcomes has been reported, but the exact volume threshold has not been determined. This study aimed to examine the case volume threshold in this context. Methods: National audit data on the quality of acute stroke care in patients admitted via emergency department, within 7 days of onset, in hospitals that treated ≥ 10 stroke cases during the audit period were analyzed. Ischemic stroke cases treated with EVT during the last three audits (2013, 2014, and 2016) were selected for the analysis. Annual EVT case volume per hospital was estimated and analyzed as a continuous and a categorical variable (in quartiles). The primary outcome measure was 1-year mortality as a surrogate of 3-month functional outcome. As post-hoc sensitivity analysis, replication of the study results was examined using the 2018 audit data. Results: We analyzed 1,746 ischemic stroke cases treated with EVT in 120 acute care hospitals. The median annual EVT case volume was 12.0 cases per hospital, and mortality rates at 1 month, 3 months, and 1 year were 12.7%, 16.6%, and 23.3%, respectively. Q3 and Q4 had 33% lower odds of 1-year mortality than Q1. Adjustments were made for predetermined confounders. Annual EVT case volume cut-off value for 1-year mortality was 15 cases per year (P < 0.02). The same cut-off value was replicated in the sensitivity analysis. Conclusion: Annual EVT case volume was associated with 1-year mortality. The volume threshold per hospital was 15 cases per year.
일측성 자궁경부폐쇄와 동측 신장무발생을 동반한 중복자궁에서 복강경 자궁절제술을 시행한
김선영 ( Sun Young Kim ),김지영 ( Ji Young Kim ),이지현 ( Ji Hyun Lee ),김윤환 ( Yun Hwan Kim ),구승엽 ( Seung Yup Ku ),김석현 ( Seok Hyun Kim ),최영민 ( Young Min Choi ),김정구 ( Jung Gu Kim ),문신용 ( Shin Yong Moon ) 대한산부인과학회 2011 Obstetrics & Gynecology Science Vol.54 No.12
Congenital abnormalities of mullerian duct system can result in various urogenital anomalies, including uterus didelphys with unilateral renal agenesis. Cervical atresia is also a rare mullerian abnormality. It usually presents after the menarche with progressive pelvic pain during periods secondary to haematometra. Treatment of congenital cervical atresia remains controversial. We present our experience with treatment by pelviscopic hemihysterectomy with electric morcellator.
Fasting and Non-Fasting Triglycerides in Patients With Acute Ischemic Stroke
Kim Jun Yup,Lee Keon-Joo,Kang Jihoon,Kim Beom Joon,Han Moon-Ku,강규식,Park Jong-Moo,Park Tai Hwan,Park Hong-Kyun,Cho Yong-Jin,Hong Keun-Sik,Lee Kyung Bok,Jang Myung Suk,Lee Ji Sung,Lee Juneyoung,Bae Hee- 대한의학회 2022 Journal of Korean medical science Vol.37 No.13
Background: Clinical implications of elevated fasting triglycerides (FTGs) and non-fasting triglycerides (NFTGs) in acute ischemic stroke (AIS) remain unknown. We aimed to elucidate the correlation and clinical significance of FTG and NFTG levels in AIS patients. Methods: Using a multicenter prospective stroke registry, we identified AIS patients hospitalized within 24 hours of onset with available NFTG results. The primary outcome was a composite of stroke recurrence, myocardial infarction, and all-cause mortality up to one year. Results: This study analyzed 2,176 patients. The prevalence of fasting and non-fasting hypertriglyceridemia was 11.5% and 24.6%, respectively. Multivariate analysis revealed that younger age, diabetes, higher body mass index and initial systolic blood pressure were independently associated with both fasting and non-fasting hypertriglyceridemia (all P < 0.05). Patients with higher quartiles of NFTG were more likely to be male, younger, eversmokers, diabetic, and have family histories of premature coronary heart disease and stroke (all P < 0.05). Similar tendencies were observed for FTG. The composite outcome was not associated with FTG or NFTG quartiles. Conclusion: The fasting and non-fasting hypertriglyceridemia were prevalent in AIS patients and showed similar clinical characteristics and outcomes. High FTG and NFTG levels were not associated with occurrence of subsequent clinical events up to one year.