Cardiology
Time to presentation and mortality outcomes among patients with diabetes and acute myocardial infarction
Min-A Shin, Seok Oh, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong
Korean J Intern Med. 2024;39(1):110-122. Published online December 11, 2023
Background/Aims: Due to limited real-world evidence on the association between time to presentation (T2P) and outcomes following acute myocardial infarction and diabetes (AMI-DM), we investigated the characteristics of patients with AMI-DM and their outcomes based on their T2P.
Methods: 4,455 patie..
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Treatment delay and outcomes of ST-segment elevation myocardial infarction treated by primary percutaneous coronary intervention during the COVID-19 era in South Korea
Seok Oh, Myung Ho Jeong, Kyung Hoon Cho, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Youngkeun Ahn
Korean J Intern Med. 2022;37(4):786-799. Published online June 28, 2022
Background/Aims: Little is known about the clinical characteristics and treatment outcomes of ST-segment elevation myocardial infarction (STEMI) in Korea during the coronavirus disease 2019 (COVID-19) era. We aimed to evaluate the clinical characteristics and treatment outcomes of patients with STEM..
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Predictors of recurrent acute myocardial infarction despite successful percutaneous coronary intervention
Sang Hun Lee, Myung Ho Jeong, Joon Ho Ahn, Dae Young Hyun, Kyung Hoon Cho, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Youngkeun Ahn, Jin Yong Hwang, Weon Kim, Jong Seon Park, Chang-Hwan Yoon, Seung Ho Hur, Sang Rok Lee, Kwang Soo Cha; on behalf of the KAMIR (Korea Acute Myocardial Infarction Registry)-NIH Investigators
Korean J Intern Med. 2022;37(4):777-785. Published online June 28, 2022
Background/Aims: Recurrent acute myocardial infarction (AMI) is an adverse cardiac event in patients with a first AMI. The predictors of recurrent AMI after the first AMI in patients who underwent successful percutaneous coronary intervention (PCI) have not been elucidated.
Methods: We analyzed th..
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Off-hour presentation and outcomes for percutaneous coronary intervention in acute myocardial infarction with Killip III–IV
Seok Oh, Ju Han Kim, Kyung Hoon Cho, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Youngkeun Ahn, Myung Ho Jeong
Korean J Intern Med. 2022;37(3):591-604. Published online April 28, 2022
Background/Aims: Acute myocardial infarction (AMI) is conventionally recognized as an urgent medical condition requiring timely and effective reperfusion therapy. However, the results of studies on the clinical outcomes in AMI according to hospital visit timings are inconclusive. To explore the differ..
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The change in high-sensitivity troponin-T as a risk factor for significant coronary stenosis in patients with acute coronary syndrome
Min Chul Kim, Seok Oh, Youngkeun Ahn, Keumyi Moon, Joon Ho Ahn, Dae Young Hyun, Kyung Hoon Cho, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park
Korean J Intern Med. 2021;36(3):608-616. Published online January 4, 2021
Background/Aims: High-sensitivity cardiac troponin (hs-TnT) assays detect very low levels of cardiac troponin. This study examined the interval change between initial and subsequent hs-TnT levels and evaluated its ability to predict significant coronary stenosis.
Methods: The study analyzed 163 pat..
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Clinical characteristics of spontaneous coronary artery dissection in young female patients with acute myocardial infarction in Korea
Yongcheol Kim, Xiongyi Han, Youngkeun Ahn, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Myung Ho Jeong
Korean J Intern Med. 2021;36(1):106-113. Published online July 18, 2019
Background/Aims: We aimed to evaluate the prevalence, characteristics, and clinical outcomes of spontaneous coronary artery dissection (SCAD) in young female patients with acute myocardial infarction (AMI).
Methods: We identified 8,250 patients diagnosed with AMI who underwent coronary angiogram fr..
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D-dimer/troponin ratio in the differential diagnosis of acute pulmonary embolism from non-ST
elevation myocardial infarction
Jong Yoon Kim, Kye Hun Kim, Jae Yeong Cho, Doo Sun Sim, Hyun Ju Yoon, Nam Sik Yoon, Young Joon Hong, Hyung Wook Park, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park
Korean J Intern Med. 2019;34(6):1263-1271. Published online January 28, 2019
Background/Aims: The aim of this study was to investigate useful cardiac biomarkers in the differential diagnosis of acute pulmonary embolism (APE) with troponin elevation from acute non-ST elevation myocardial infarction (NSTEMI). Methods: A total of 771 consecutive NSTEMI patients with D-dimer mea..
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Clinical characteristics and outcomes in acute myocardial infarction patients with versus without any cardiovascular risk factors
Ah-Ra Choi, Myung Ho Jeong, Young Joon Hong, Seok-Joon Sohn, Hyun Yi Kook, Doo Sun Sim, Young Keun Ahn, Ki Hong Lee, Jae Yeong Cho, Young Jo Kim, Myeong Chan Cho, Chong Jin Kim; other Korea Acute Myocardial Infarction Registry Investigators
Korean J Intern Med. 2019;34(5):1040-1049. Published online September 1, 2018
Background/Aims: Although cardiovascular (CV) risk factors are well established, some patients experience acute myocardial infarction (AMI) even without any risk factors.
Methods: We analyzed total 11,390 patients (63.6 ± 12.6 years old, 8,401 males) with AMI enrolled in Korea Acute Myocardial In..
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Pre-discharge anemia as a predictor of adverse clinical outcomes in patients with acute decompensated heart failure
Min Chul Kim, Kye Hun Kim, Jae Yeong Cho, Ki Hong Lee, Doo Sun Sim, Hyun Ju Yoon, Nam Sik Yoon, Young Joon Hong, Hyung Wook Park, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park
Korean J Intern Med. 2019;34(3):549-558. Published online March 23, 2018
Background/Aims: The impact of the timing of anemia during hospitalization on future clinical outcomes after surviving discharge from an index heart failure (HF) has been poorly studied in patients with acute decompensated heart failure (ADHF).
Methods: A total of 384 surviving patients with acute ..
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A score for decision making during percutaneous coronary intervention in acute myocardial infarction patients with multivessel disease
Hae Chang Jeong, Joon Ho Ahn, Min Chul Kim, Doo Sun Sim, Keun Ho Park, Young Joon Hong, Ju Han Kim, Myung Ho Jeong, Ki-Bae Seung, Kiyuk Chang, Youngkeun Ahn
Korean J Intern Med. 2019;34(2):324-334. Published online March 20, 2018
Background/Aims: The optimal percutaneous coronary intervention (PCI) strategy in patients with acute myocardial infarction (AMI) with multivessel disease (MVD) is uncertain. This study was designed to develop a novel and simple tool for assessing an individualized and optimized PCI strategy in AMI ..
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Prognostic significance of non-chest pain symptoms in patients with non-ST-segment elevation myocardial infarction
Inna Kim, Min Chul Kim, Keun Ho Park, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park, Myeong Chan Cho, Jong Jin Kim, Young Jo Kim, Youngkeun Ahn; the Korea Acute Myocardial Infarction Registry Investigators
Korean J Intern Med. 2018;33(6):1111-1118. Published online November 10, 2017
Background/Aims: Chest pain is an essential symptom in the diagnosis of acute coronary syndrome (ACS). One-third of patients with ACS present atypically, which can influence their receiving timely lifesaving therapy.
Methods: A total of 617 NSTEMI patients from the Korea Acute MI Registry (KAMIR) ..
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Masked inherited primary arrhythmia syndromes in sudden cardiac death patients accompanied by coronary vasospasm
Ki Hong Lee, Hyung Wook Park, Jeong Nam Eun, Jeong Gwan Cho, Nam Sik Yoon, Mi Ran Kim, Yo Han Ku, Hyukjin Park, Seung Hun Lee, Jeong Han Kim, Min Chul Kim, Woo Jin Kim, Hyun Kuk Kim, Jae Yeong Cho, Keun-Ho Park, Doo Sun Sim, Hyun Ju Yoon, Kye Hun Kim, Young Joon Hong, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong, Jong Chun Park
Korean J Intern Med. 2017;32(5):836-846. Published online August 11, 2017
Background/Aims: Coronary vasospasms are one of the important causes of sudden cardiac death (SCD). Provocation of coronary vasospasms can be useful, though some results may lead to false positives, with patients potentially experiencing recurrent SCD despite appropriate medical treatments. We hypot..
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Two-year clinical outcomes in stable angina and acute coronary syndrome after percutaneous coronary intervention of left main coronary artery disease
Dae Young Hyun, Myung Ho Jeong, Doo Sun Sim, Yun Ah Jeong, Kyung Hoon Cho, Min Chul Kim, Hyun Kuk Kim, Hae Chang Jeong, Keun Ho Park, Young Joon Hong, Jun Han Kim, Youngkeun Ahn, Jung Chaee Kang
Korean J Intern Med. 2017;32(3):575-575. Published online April 28, 2017
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Cardiology
Two-year clinical outcomes in stable angina and acute coronary syndrome after percutaneous coronary intervention of left main coronary artery disease
[corrected-article]
Dae Young Hyun, Myung Ho Jeong, Doo Sun Sim, Yun Ah Jeong, Kyung Hoon Cho, Min Chul Kim, Hyun Kuk Kim, Hae Chang Jeong, Keun Ho Park, Young Joon Hong, Jun Han Kim, Youngkeun Ahn, Jung Chaee Kang
Korean J Intern Med. 2016;31(6):1084-1092. Published online October 18, 2016
Background/Aims: This study appraised the long term clinical outcomes of patients treated with percutaneous coronary intervention (PCI) for unprotected left main coronary artery (ULMCA) disease. There are limited data regarding long-term clinical outcomes after PCI for ULMCA disease.
Methods: From..
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Effect of revascularization strategy in patients with acute myocardial infarction and renal insuf-ficiency with multivessel disease
Hyukjin Park, Young Joon Hong, Si Hyun Rhew, Sung Soo Kim, Young Wook Jeong, Hae Chang Jeong, Jae Yeong Cho, Soo Young Jang, Ki Hong Lee, Keun Ho Park, Doo Sun Sim, Nam Sik Yoon, Hyun Ju Yoon, Kye Hun Kim, Hyung Wook Park, Ju Han Kim, Youngkeun Ahn, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park
Korean J Intern Med. 2015;30(2):177-190. Published online February 27, 2015
Background/Aims: The aim of this study was to compare the risk of complications and outcome between infarct-related artery (IRA)-only revascularization and multivessel (MV) revascularization in patients with acute myocardial infarction (MI) with renal insufficiency and MV disease.
Methods: A total ..
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The scientific achievements of the decades in Korean Acute Myocardial Infarction Registry
Hyun Kuk Kim, Myung Ho Jeong, Seung Hun Lee, Doo Sun Sim, Young Joon Hong, Youngkeun Ahn, Chong Jin Kim, Myeong Chan Cho, Young Jo Kim
Korean J Intern Med. 2014;29(6):703-712. Published online October 31, 2014
The Korea Acute Myocardial Infarction Registry (KAMIR) was the first nationwide registry data collection designed to track outcomes of patients with acute myocardial infarction (AMI). These studies ref lect the current therapeutic approaches and management for AMI in Korea. The results of KAMIR coul..
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Novel inflammatory biomarkers in acute coronary syndrome
Doo Sun Sim, Youngkeun Ahn
Korean J Intern Med. 2013;28(2):156-158. Published online February 27, 2013
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Pulmonary thromboembolism due to severe hyperhomocysteinemia associated with a methyltetrahydrofolate reductase mutation
Kyung Hoon Cho, Myung Ho Jeong, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Youngkeun Ahn, Jung Chaee Kang
Korean J Intern Med. 2013;28(1):112-115. Published online December 28, 2012
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Comparison of Drug-Eluting Stents in Acute Myocardial Infarction Patients with Chronic Kidney Disease
Daisuke Hachinohe, Myung Ho Jeong, Shigeru Saito, Min Chol Kim, Kyung Hoon Cho, Khurshid Ahmed, Seung Hwan Hwang, Min Goo Lee, Doo Sun Sim, Keun-Ho Park, Ju Han Kim, Young Joon Hong, Youngkeun Ahn, Jung Chaee Kang, Jong Hyun Kim, Shung Chull Chae, Young Jo Kim, Seung Ho Hur, In Whan Seong, Taek Jong Hong, Donghoon Choi, Myeong Chan Cho, Chong Jin Kim, Ki Bae Seung, Wook Sung Chung, Yang Soo Jang, Seung Woon Rha, Jang Ho Bae, Seung Jung Park,
Korean J Intern Med. 2012;27(4):397-406. Published online November 27, 2012
Background/AimsTo determine which drug-eluting stents are more effective in acute myocardial infarction (MI) patients with chronic kidney disease (CKD). MethodsThis study included a total of 3,566 acute MI survivors with CKD from the Korea Acute..
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Comparison of Clinical Outcomes of Hydrophilic and Lipophilic Statins in Patients with Acute Myocardial Infarction
Min Chul Kim, Youngkeun Ahn, Su Young Jang, Kyung Hoon Cho, Seung Hwan Hwang, Min Goo Lee, Jum Suk Ko, Keun Ho Park, Doo Sun Sim, Nam Sik Yoon, Hyun Ju Yoon, Kye Hun Kim, Young Joon Hong, Hyung Wook Park, Ju Han Kim, Myung Ho Jeong, Jeong Gwan Cho, Jong Chun Park, Jung Chaee Kang
Korean J Intern Med. 2011;26(3):294-303. Published online September 13, 2011
Background/AimsA controversy exists about which statin is preferable for patients with acute myocardial infarction (AMI), and clinical impacts of different statins according to lipophilicity have not been established. MethodsThe 1,124 patients w..
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