1.Experts’ Perceptions Regarding Testing for Helicobacter pylori Infection During Upper Gastrointestinal Endoscopy and Subsequent Eradication Therapy
Ilsoo KIM ; Sang Pyo LEE ; Jeong Wook KIM ; Heung Up KIM ; Tae Ho KIM ; Seung Young KIM ; Yu Jin KIM ; Hee Seok MOON ; Jung In LEE ; Woon Geon SHIN ;
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2025;25(1):81-86
Helicobacter pylori causes gastric cancer and peptic ulcers, and eradication therapy can reduce the incidence of cancer in high-risk groups. In Korea, discrepancies between the reimbursement criteria and clinical guidelines create clinical challenges. This study investigated the perceptions and practices of experts regarding H. pylori testing during upper gastrointestinal endoscopy and any subsequent eradication therapy. An anonymous 8-question survey was conducted among 51 experts attending the 2024 Korean College of Helicobacter and Upper Gastrointestinal Research Summer Workshop. Only 2% of the experts tested all patients. Testing was performed in 54% of patients with a family history of gastric cancer, 32% of those with atrophic gastritis, 42% of those with dyspeptic symptoms, and 62% of those with iron-deficiency anemia. Among patients with suspected infections (based on endoscopic findings) and eligible for selective reimbursement, 82% underwent H. pylori testing. Age did not influence testing decisions for 60% of the experts, and 57% considered factors other than age when deciding on eradication therapy. The practices of the experts varied depending on the patient’s clinical condition and economic burden. Aligning clinical guidelines with the reimbursement criteria is necessary to reduce confusion and ensure appropriate patient care.
2.Complete or incomplete revascularization in patients with left main culprit lesion acute myocardial infarction with multivessel disease: a retrospective observational study
Sun Oh KIM ; Hong-Ju KIM ; Jong-Il PARK ; Kang-Un CHOI ; Jong-Ho NAM ; Chan-Hee LEE ; Jang-Won SON ; Jong-Seon PARK ; Sung-Ho HER ; Ki-Yuk CHANG ; Tae-Hoon AHN ; Myung-Ho JEONG ; Seung-Woon RHA ; Hyo-Soo KIM ; Hyeon-Cheol GWON ; In-Whan SEONG ; Kyung-Kuk HWANG ; Seung-Ho HUR ; Kwang-Soo CHA ; Seok-Kyu OH ; Jei-Keon CHAE ; Ung KIM
Journal of Yeungnam Medical Science 2025;42(1):18-
Background:
Complete revascularization has demonstrated better outcomes in patients with acute myocardial infarction (AMI) and multivessel disease. However, in the case of left main (LM) culprit lesion AMI with multivessel disease, there is limited evidence to suggest that complete revascularization is better.
Methods:
We reviewed 16,831 patients in the Korea Acute Myocardial Infarction Registry who were treated from July 2016 to June 2020, and 399 patients were enrolled with LM culprit lesion AMI treated with percutaneous coronary intervention. We categorized the patients as those treated with complete revascularization (n=295) or incomplete revascularization (n=104). The study endpoint was major adverse cardiac and cerebrovascular events (MACCE), a composite of all-cause death, myocardial infarction, ischemia-driven revascularization, stent thrombosis, and stroke. We performed propensity score matching (PSM) and analyzed the incidence of MACCE at 1 year.
Results:
After PSM, the two groups were well balanced. There was no significant difference between the two groups in MACCE at 1 year (12.1% vs. 15.2%; hazard ratio, 1.28; 95% confidence interval, 0.60–2.74; p=0.524) after PSM. The components of MACCE and major bleeding were also not significantly different.
Conclusion
There was no significant difference in clinical outcomes between the groups treated with complete or incomplete revascularization for LM culprit lesion AMI with multivessel disease.
3.Experts’ Perceptions Regarding Testing for Helicobacter pylori Infection During Upper Gastrointestinal Endoscopy and Subsequent Eradication Therapy
Ilsoo KIM ; Sang Pyo LEE ; Jeong Wook KIM ; Heung Up KIM ; Tae Ho KIM ; Seung Young KIM ; Yu Jin KIM ; Hee Seok MOON ; Jung In LEE ; Woon Geon SHIN ;
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2025;25(1):81-86
Helicobacter pylori causes gastric cancer and peptic ulcers, and eradication therapy can reduce the incidence of cancer in high-risk groups. In Korea, discrepancies between the reimbursement criteria and clinical guidelines create clinical challenges. This study investigated the perceptions and practices of experts regarding H. pylori testing during upper gastrointestinal endoscopy and any subsequent eradication therapy. An anonymous 8-question survey was conducted among 51 experts attending the 2024 Korean College of Helicobacter and Upper Gastrointestinal Research Summer Workshop. Only 2% of the experts tested all patients. Testing was performed in 54% of patients with a family history of gastric cancer, 32% of those with atrophic gastritis, 42% of those with dyspeptic symptoms, and 62% of those with iron-deficiency anemia. Among patients with suspected infections (based on endoscopic findings) and eligible for selective reimbursement, 82% underwent H. pylori testing. Age did not influence testing decisions for 60% of the experts, and 57% considered factors other than age when deciding on eradication therapy. The practices of the experts varied depending on the patient’s clinical condition and economic burden. Aligning clinical guidelines with the reimbursement criteria is necessary to reduce confusion and ensure appropriate patient care.
4.Experts’ Perceptions Regarding Testing for Helicobacter pylori Infection During Upper Gastrointestinal Endoscopy and Subsequent Eradication Therapy
Ilsoo KIM ; Sang Pyo LEE ; Jeong Wook KIM ; Heung Up KIM ; Tae Ho KIM ; Seung Young KIM ; Yu Jin KIM ; Hee Seok MOON ; Jung In LEE ; Woon Geon SHIN ;
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2025;25(1):81-86
Helicobacter pylori causes gastric cancer and peptic ulcers, and eradication therapy can reduce the incidence of cancer in high-risk groups. In Korea, discrepancies between the reimbursement criteria and clinical guidelines create clinical challenges. This study investigated the perceptions and practices of experts regarding H. pylori testing during upper gastrointestinal endoscopy and any subsequent eradication therapy. An anonymous 8-question survey was conducted among 51 experts attending the 2024 Korean College of Helicobacter and Upper Gastrointestinal Research Summer Workshop. Only 2% of the experts tested all patients. Testing was performed in 54% of patients with a family history of gastric cancer, 32% of those with atrophic gastritis, 42% of those with dyspeptic symptoms, and 62% of those with iron-deficiency anemia. Among patients with suspected infections (based on endoscopic findings) and eligible for selective reimbursement, 82% underwent H. pylori testing. Age did not influence testing decisions for 60% of the experts, and 57% considered factors other than age when deciding on eradication therapy. The practices of the experts varied depending on the patient’s clinical condition and economic burden. Aligning clinical guidelines with the reimbursement criteria is necessary to reduce confusion and ensure appropriate patient care.
5.Complete or incomplete revascularization in patients with left main culprit lesion acute myocardial infarction with multivessel disease: a retrospective observational study
Sun Oh KIM ; Hong-Ju KIM ; Jong-Il PARK ; Kang-Un CHOI ; Jong-Ho NAM ; Chan-Hee LEE ; Jang-Won SON ; Jong-Seon PARK ; Sung-Ho HER ; Ki-Yuk CHANG ; Tae-Hoon AHN ; Myung-Ho JEONG ; Seung-Woon RHA ; Hyo-Soo KIM ; Hyeon-Cheol GWON ; In-Whan SEONG ; Kyung-Kuk HWANG ; Seung-Ho HUR ; Kwang-Soo CHA ; Seok-Kyu OH ; Jei-Keon CHAE ; Ung KIM
Journal of Yeungnam Medical Science 2025;42(1):18-
Background:
Complete revascularization has demonstrated better outcomes in patients with acute myocardial infarction (AMI) and multivessel disease. However, in the case of left main (LM) culprit lesion AMI with multivessel disease, there is limited evidence to suggest that complete revascularization is better.
Methods:
We reviewed 16,831 patients in the Korea Acute Myocardial Infarction Registry who were treated from July 2016 to June 2020, and 399 patients were enrolled with LM culprit lesion AMI treated with percutaneous coronary intervention. We categorized the patients as those treated with complete revascularization (n=295) or incomplete revascularization (n=104). The study endpoint was major adverse cardiac and cerebrovascular events (MACCE), a composite of all-cause death, myocardial infarction, ischemia-driven revascularization, stent thrombosis, and stroke. We performed propensity score matching (PSM) and analyzed the incidence of MACCE at 1 year.
Results:
After PSM, the two groups were well balanced. There was no significant difference between the two groups in MACCE at 1 year (12.1% vs. 15.2%; hazard ratio, 1.28; 95% confidence interval, 0.60–2.74; p=0.524) after PSM. The components of MACCE and major bleeding were also not significantly different.
Conclusion
There was no significant difference in clinical outcomes between the groups treated with complete or incomplete revascularization for LM culprit lesion AMI with multivessel disease.
6.Experts’ Perceptions Regarding Testing for Helicobacter pylori Infection During Upper Gastrointestinal Endoscopy and Subsequent Eradication Therapy
Ilsoo KIM ; Sang Pyo LEE ; Jeong Wook KIM ; Heung Up KIM ; Tae Ho KIM ; Seung Young KIM ; Yu Jin KIM ; Hee Seok MOON ; Jung In LEE ; Woon Geon SHIN ;
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2025;25(1):81-86
Helicobacter pylori causes gastric cancer and peptic ulcers, and eradication therapy can reduce the incidence of cancer in high-risk groups. In Korea, discrepancies between the reimbursement criteria and clinical guidelines create clinical challenges. This study investigated the perceptions and practices of experts regarding H. pylori testing during upper gastrointestinal endoscopy and any subsequent eradication therapy. An anonymous 8-question survey was conducted among 51 experts attending the 2024 Korean College of Helicobacter and Upper Gastrointestinal Research Summer Workshop. Only 2% of the experts tested all patients. Testing was performed in 54% of patients with a family history of gastric cancer, 32% of those with atrophic gastritis, 42% of those with dyspeptic symptoms, and 62% of those with iron-deficiency anemia. Among patients with suspected infections (based on endoscopic findings) and eligible for selective reimbursement, 82% underwent H. pylori testing. Age did not influence testing decisions for 60% of the experts, and 57% considered factors other than age when deciding on eradication therapy. The practices of the experts varied depending on the patient’s clinical condition and economic burden. Aligning clinical guidelines with the reimbursement criteria is necessary to reduce confusion and ensure appropriate patient care.
7.Complete or incomplete revascularization in patients with left main culprit lesion acute myocardial infarction with multivessel disease: a retrospective observational study
Sun Oh KIM ; Hong-Ju KIM ; Jong-Il PARK ; Kang-Un CHOI ; Jong-Ho NAM ; Chan-Hee LEE ; Jang-Won SON ; Jong-Seon PARK ; Sung-Ho HER ; Ki-Yuk CHANG ; Tae-Hoon AHN ; Myung-Ho JEONG ; Seung-Woon RHA ; Hyo-Soo KIM ; Hyeon-Cheol GWON ; In-Whan SEONG ; Kyung-Kuk HWANG ; Seung-Ho HUR ; Kwang-Soo CHA ; Seok-Kyu OH ; Jei-Keon CHAE ; Ung KIM
Journal of Yeungnam Medical Science 2025;42(1):18-
Background:
Complete revascularization has demonstrated better outcomes in patients with acute myocardial infarction (AMI) and multivessel disease. However, in the case of left main (LM) culprit lesion AMI with multivessel disease, there is limited evidence to suggest that complete revascularization is better.
Methods:
We reviewed 16,831 patients in the Korea Acute Myocardial Infarction Registry who were treated from July 2016 to June 2020, and 399 patients were enrolled with LM culprit lesion AMI treated with percutaneous coronary intervention. We categorized the patients as those treated with complete revascularization (n=295) or incomplete revascularization (n=104). The study endpoint was major adverse cardiac and cerebrovascular events (MACCE), a composite of all-cause death, myocardial infarction, ischemia-driven revascularization, stent thrombosis, and stroke. We performed propensity score matching (PSM) and analyzed the incidence of MACCE at 1 year.
Results:
After PSM, the two groups were well balanced. There was no significant difference between the two groups in MACCE at 1 year (12.1% vs. 15.2%; hazard ratio, 1.28; 95% confidence interval, 0.60–2.74; p=0.524) after PSM. The components of MACCE and major bleeding were also not significantly different.
Conclusion
There was no significant difference in clinical outcomes between the groups treated with complete or incomplete revascularization for LM culprit lesion AMI with multivessel disease.
8.Experts’ Perceptions Regarding Testing for Helicobacter pylori Infection During Upper Gastrointestinal Endoscopy and Subsequent Eradication Therapy
Ilsoo KIM ; Sang Pyo LEE ; Jeong Wook KIM ; Heung Up KIM ; Tae Ho KIM ; Seung Young KIM ; Yu Jin KIM ; Hee Seok MOON ; Jung In LEE ; Woon Geon SHIN ;
The Korean Journal of Helicobacter and Upper Gastrointestinal Research 2025;25(1):81-86
Helicobacter pylori causes gastric cancer and peptic ulcers, and eradication therapy can reduce the incidence of cancer in high-risk groups. In Korea, discrepancies between the reimbursement criteria and clinical guidelines create clinical challenges. This study investigated the perceptions and practices of experts regarding H. pylori testing during upper gastrointestinal endoscopy and any subsequent eradication therapy. An anonymous 8-question survey was conducted among 51 experts attending the 2024 Korean College of Helicobacter and Upper Gastrointestinal Research Summer Workshop. Only 2% of the experts tested all patients. Testing was performed in 54% of patients with a family history of gastric cancer, 32% of those with atrophic gastritis, 42% of those with dyspeptic symptoms, and 62% of those with iron-deficiency anemia. Among patients with suspected infections (based on endoscopic findings) and eligible for selective reimbursement, 82% underwent H. pylori testing. Age did not influence testing decisions for 60% of the experts, and 57% considered factors other than age when deciding on eradication therapy. The practices of the experts varied depending on the patient’s clinical condition and economic burden. Aligning clinical guidelines with the reimbursement criteria is necessary to reduce confusion and ensure appropriate patient care.
9.Complete or incomplete revascularization in patients with left main culprit lesion acute myocardial infarction with multivessel disease: a retrospective observational study
Sun Oh KIM ; Hong-Ju KIM ; Jong-Il PARK ; Kang-Un CHOI ; Jong-Ho NAM ; Chan-Hee LEE ; Jang-Won SON ; Jong-Seon PARK ; Sung-Ho HER ; Ki-Yuk CHANG ; Tae-Hoon AHN ; Myung-Ho JEONG ; Seung-Woon RHA ; Hyo-Soo KIM ; Hyeon-Cheol GWON ; In-Whan SEONG ; Kyung-Kuk HWANG ; Seung-Ho HUR ; Kwang-Soo CHA ; Seok-Kyu OH ; Jei-Keon CHAE ; Ung KIM
Journal of Yeungnam Medical Science 2025;42(1):18-
Background:
Complete revascularization has demonstrated better outcomes in patients with acute myocardial infarction (AMI) and multivessel disease. However, in the case of left main (LM) culprit lesion AMI with multivessel disease, there is limited evidence to suggest that complete revascularization is better.
Methods:
We reviewed 16,831 patients in the Korea Acute Myocardial Infarction Registry who were treated from July 2016 to June 2020, and 399 patients were enrolled with LM culprit lesion AMI treated with percutaneous coronary intervention. We categorized the patients as those treated with complete revascularization (n=295) or incomplete revascularization (n=104). The study endpoint was major adverse cardiac and cerebrovascular events (MACCE), a composite of all-cause death, myocardial infarction, ischemia-driven revascularization, stent thrombosis, and stroke. We performed propensity score matching (PSM) and analyzed the incidence of MACCE at 1 year.
Results:
After PSM, the two groups were well balanced. There was no significant difference between the two groups in MACCE at 1 year (12.1% vs. 15.2%; hazard ratio, 1.28; 95% confidence interval, 0.60–2.74; p=0.524) after PSM. The components of MACCE and major bleeding were also not significantly different.
Conclusion
There was no significant difference in clinical outcomes between the groups treated with complete or incomplete revascularization for LM culprit lesion AMI with multivessel disease.
10.Efficacy and safety of sofosbuvir–velpatasvir and sofosbuvir–velpatasvir–voxilaprevir for hepatitis C in Korea: a Phase 3b study
Jeong HEO ; Yoon Jun KIM ; Sung Wook LEE ; Youn-Jae LEE ; Ki Tae YOON ; Kwan Soo BYUN ; Yong Jin JUNG ; Won Young TAK ; Sook-Hyang JEONG ; Kyung Min KWON ; Vithika SURI ; Peiwen WU ; Byoung Kuk JANG ; Byung Seok LEE ; Ju-Yeon CHO ; Jeong Won JANG ; Soo Hyun YANG ; Seung Woon PAIK ; Hyung Joon KIM ; Jung Hyun KWON ; Neung Hwa PARK ; Ju Hyun KIM ; In Hee KIM ; Sang Hoon AHN ; Young-Suk LIM
The Korean Journal of Internal Medicine 2023;38(4):504-513
Despite the availability of direct-acting antivirals (DAAs) for chronic hepatitis C virus (HCV) infection in Korea, need remains for pangenotypic regimens that can be used in the presence of hepatic impairment, comorbidities, or prior treatment failure. We investigated the efficacy and safety of sofosbuvir–velpatasvir and sofosbuvir–velpatasvir–voxilaprevir for 12 weeks in HCV-infected Korean adults. Methods: This Phase 3b, multicenter, open-label study included 2 cohorts. In Cohort 1, participants with HCV genotype 1 or 2 and who were treatment-naive or treatment-experienced with interferon-based treatments, received sofosbuvir–velpatasvir 400/100 mg/day. In Cohort 2, HCV genotype 1 infected individuals who previously received an NS5A inhibitor-containing regimen ≥ 4 weeks received sofosbuvir–velpatasvir–voxilaprevir 400/100/100 mg/day. Decompensated cirrhosis was an exclusion criterion. The primary endpoint was SVR12, defined as HCV RNA < 15 IU/mL 12 weeks following treatment. Results: Of 53 participants receiving sofosbuvir–velpatasvir, 52 (98.1%) achieved SVR12. The single participant who did not achieve SVR12 experienced an asymptomatic Grade 3 ASL/ALT elevation on day 15 and discontinued treatment. The event resolved without intervention. All 33 participants (100%) treated with sofosbuvir–velpatasvir–voxilaprevir achieved SVR 12. Overall, sofosbuvir–velpatasvir and sofosbuvir–velpatasvir–voxilaprevir were safe and well tolerated. Three participants (5.6%) in Cohort 1 and 1 participant (3.0%) in Cohort 2 had serious adverse events, but none were considered treatment-related. No deaths or grade 4 laboratory abnormalities were reported. Conclusions: Treatment with sofosbuvir–velpatasvir or sofosbuvir–velpatasvir–voxilaprevir was safe and resulted in high SVR12 rates in Korean HCV patients.

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