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.Ultrasound-Guided Nerve Hydrodissection for the Management of Carpal Tunnel Syndrome:A Systematic Review and Network Meta-Analysis
KunWook LEE ; Jong Mi PARK ; Seo Yeon YOON ; Min Seo KIM ; Yong Wook KIM ; Jae Il SHIN ; Sang Chul LEE
Yonsei Medical Journal 2025;66(2):111-120
Purpose:
Ultrasound-guided nerve hydrodissection has emerged as a potential non-surgical treatment for carpal tunnel syndrome (CTS). The objective of this research was to offer suggestions for optimizing injectables utilized in hydrodissection for the treatment of CTS through a systematic review and network meta-analysis.
Materials and Methods:
PubMed, MEDLINE, EMBASE, Cochrane, Scopus, and Web of Science were searched through April 25, 2024. Effect sizes were quantified using standard mean differences within a random-effects model. Effectiveness ranking for each treatment was expressed as the surface under the cumulative ranking curve (SUCRA).
Results:
Nine studies with 458 patients with CTS were included. According to SUCRA, 5% dextrose (DW) was the most effective option for the Boston Carpal Tunnel Questionnaire (BCTQ) function at 99.9, 89.8, and 88.8 at 4, 12, and 24 weeks, respectively; for BCTQ symptoms, 5% DW was the most effective option at 99.9 at 4 weeks and platelet-rich plasma at 95.7 and 93.9 at 12 and 24 weeks, respectively. In terms of both BCTQ symptoms and BCTQ function, the 5 cc injection was the most effective, with SUCRA values of 99.5 for both categories. However, the effectiveness of the electrodiagnostic assessment and ultrasound variables was dependent on the type and dose of medication.
Conclusion
Administration of 5% DW showed better results in terms of initial symptom relief and long-term functional recovery compared to other agents, while platelet-rich plasma showed greater long-term symptom improvement; an injection dose of 5 cc showed the greatest benefit. However, additional research is required to establish precise protocols based on disease severity.
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.Ultrasound-Guided Nerve Hydrodissection for the Management of Carpal Tunnel Syndrome:A Systematic Review and Network Meta-Analysis
KunWook LEE ; Jong Mi PARK ; Seo Yeon YOON ; Min Seo KIM ; Yong Wook KIM ; Jae Il SHIN ; Sang Chul LEE
Yonsei Medical Journal 2025;66(2):111-120
Purpose:
Ultrasound-guided nerve hydrodissection has emerged as a potential non-surgical treatment for carpal tunnel syndrome (CTS). The objective of this research was to offer suggestions for optimizing injectables utilized in hydrodissection for the treatment of CTS through a systematic review and network meta-analysis.
Materials and Methods:
PubMed, MEDLINE, EMBASE, Cochrane, Scopus, and Web of Science were searched through April 25, 2024. Effect sizes were quantified using standard mean differences within a random-effects model. Effectiveness ranking for each treatment was expressed as the surface under the cumulative ranking curve (SUCRA).
Results:
Nine studies with 458 patients with CTS were included. According to SUCRA, 5% dextrose (DW) was the most effective option for the Boston Carpal Tunnel Questionnaire (BCTQ) function at 99.9, 89.8, and 88.8 at 4, 12, and 24 weeks, respectively; for BCTQ symptoms, 5% DW was the most effective option at 99.9 at 4 weeks and platelet-rich plasma at 95.7 and 93.9 at 12 and 24 weeks, respectively. In terms of both BCTQ symptoms and BCTQ function, the 5 cc injection was the most effective, with SUCRA values of 99.5 for both categories. However, the effectiveness of the electrodiagnostic assessment and ultrasound variables was dependent on the type and dose of medication.
Conclusion
Administration of 5% DW showed better results in terms of initial symptom relief and long-term functional recovery compared to other agents, while platelet-rich plasma showed greater long-term symptom improvement; an injection dose of 5 cc showed the greatest benefit. However, additional research is required to establish precise protocols based on disease severity.
5.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.
6.Ultrasound-Guided Nerve Hydrodissection for the Management of Carpal Tunnel Syndrome:A Systematic Review and Network Meta-Analysis
KunWook LEE ; Jong Mi PARK ; Seo Yeon YOON ; Min Seo KIM ; Yong Wook KIM ; Jae Il SHIN ; Sang Chul LEE
Yonsei Medical Journal 2025;66(2):111-120
Purpose:
Ultrasound-guided nerve hydrodissection has emerged as a potential non-surgical treatment for carpal tunnel syndrome (CTS). The objective of this research was to offer suggestions for optimizing injectables utilized in hydrodissection for the treatment of CTS through a systematic review and network meta-analysis.
Materials and Methods:
PubMed, MEDLINE, EMBASE, Cochrane, Scopus, and Web of Science were searched through April 25, 2024. Effect sizes were quantified using standard mean differences within a random-effects model. Effectiveness ranking for each treatment was expressed as the surface under the cumulative ranking curve (SUCRA).
Results:
Nine studies with 458 patients with CTS were included. According to SUCRA, 5% dextrose (DW) was the most effective option for the Boston Carpal Tunnel Questionnaire (BCTQ) function at 99.9, 89.8, and 88.8 at 4, 12, and 24 weeks, respectively; for BCTQ symptoms, 5% DW was the most effective option at 99.9 at 4 weeks and platelet-rich plasma at 95.7 and 93.9 at 12 and 24 weeks, respectively. In terms of both BCTQ symptoms and BCTQ function, the 5 cc injection was the most effective, with SUCRA values of 99.5 for both categories. However, the effectiveness of the electrodiagnostic assessment and ultrasound variables was dependent on the type and dose of medication.
Conclusion
Administration of 5% DW showed better results in terms of initial symptom relief and long-term functional recovery compared to other agents, while platelet-rich plasma showed greater long-term symptom improvement; an injection dose of 5 cc showed the greatest benefit. However, additional research is required to establish precise protocols based on disease severity.
7.Consensus-Based Guidelines for the Treatment of Atopic Dermatitis in Korea (Part II): Biologics and JAK inhibitors
Hyun-Chang KO ; Yu Ri WOO ; Joo Yeon KO ; Hye One KIM ; Chan Ho NA ; Youin BAE ; Young-Joon SEO ; Min Kyung SHIN ; Jiyoung AHN ; Bark-Lynn LEW ; Dong Hun LEE ; Sang Eun LEE ; Sul Hee LEE ; Yang Won LEE ; Ji Hyun LEE ; Yong Hyun JANG ; Jiehyun JEON ; Sun Young CHOI ; Ju Hee HAN ; Tae Young HAN ; Sang Wook SON ; Sang Hyun CHO
Annals of Dermatology 2025;37(4):216-227
Background:
Atopic dermatitis (AD) is a common skin disease with a wide range of symptoms. Due to the rapidly changing treatment landscape, regular updates to clinical guidelines are needed.
Objective:
This study aimed to update the guidelines for the treatment of AD to reflect recent therapeutic advances and evidence-based recommendations.
Methods:
The Patient characteristics, type of Intervention, Control, and Outcome framework was used to determine 48 questions related to AD management. Evidence was graded, recommendations were determined, and, after 2 voting rounds among the Korean Atopic Dermatitis Association (KADA) council members, consensus was achieved.
Results:
This guideline provides treatment guidance on advanced systemic treatment modalities for AD. In particular, the guideline offers up-to-date treatment recommendations for biologics and Janus-kinase inhibitors used in the treatment of patients with moderate to severe AD.It also provides guidance on other therapies for AD, along with tailored recommendations for children, adolescents, the elderly, and pregnant or breastfeeding women.
Conclusion
KADA’s updated AD treatment guidelines incorporate the latest evidence and expert opinion to provide a comprehensive approach to AD treatment. The guidelines will help clinicians optimize patient-specific therapies.
8.Consensus-Based Guidelines for the Treatment of Atopic Dermatitis in Korea (Part I): Basic Therapy, Topical Therapy, and Conventional Systemic Therapy
Hyun-Chang KO ; Yu Ri WOO ; Joo Yeon KO ; Hye One KIM ; Chan Ho NA ; Youin BAE ; Young-Joon SEO ; Min Kyung SHIN ; Jiyoung AHN ; Bark-Lynn LEW ; Dong Hun LEE ; Sang Eun LEE ; Sul Hee LEE ; Yang Won LEE ; Ji Hyun LEE ; Yong Hyun JANG ; Jiehyun JEON ; Sun Young CHOI ; Ju Hee HAN ; Tae Young HAN ; Sang Wook SON ; Sang Hyun CHO
Annals of Dermatology 2025;37(4):201-215
Background:
Atopic dermatitis (AD) is a common skin disease with a wide range of symptoms. Due to the rapidly changing treatment landscape, regular updates to clinical guidelines are needed.
Objective:
This study aimed to update the guidelines for the treatment of AD to reflect recent therapeutic advances and evidence-based practices.
Methods:
The Patient characteristics, type of Intervention, Control, and Outcome framework was used to determine 48 questions related to AD management. Evidence was graded, recommendations were determined, and, after 2 voting rounds among the Korean Atopic Dermatitis Association (KADA) council members, consensus was achieved.
Results:
The guidelines provide detailed recommendations on foundational therapies, including the use of moisturizers, cleansing and bathing practices, allergen avoidance, and patient education. Guidance on topical therapies, such as topical corticosteroids and calcineurin inhibitors, is also provided to help manage inflammation and maintain skin barrier function in patients with AD. Additionally, recommendations on conventional systemic therapies, including corticosteroids, cyclosporine, and methotrexate, are provided for managing moderate to severe AD.
Conclusion
KADA’s updated AD guidelines offer clinicians evidence-based strategies focused on basic therapies, topical therapies, and conventional systemic therapies, equipping them to enhance quality of care and improve patient outcomes in AD management.
9.2023 Consensus Korean Diagnostic Criteria for Atopic Dermatitis
Ji Hyun LEE ; Sul Hee LEE ; Youin BAE ; Young Bok LEE ; Yong Hyun JANG ; Jiyoung AHN ; Joo Yeon KO ; Hyun-Chang KO ; Hye One KIM ; Chan Ho NA ; Young-Joon SEO ; Min Kyung SHIN ; Yu Ri WOO ; Bark Lyn LEW ; Dong Hun LEE ; Sang Eun LEE ; Jiehyun JEON ; Sun Young CHOI ; Tae Young HAN ; Yang Won LEE ; Sang Wook SON ; Young Lip PARK
Annals of Dermatology 2025;37(1):12-21
Background:
In 2006, the Korean Atopic Dermatitis Association (KADA) working group released the diagnostic criteria for Korean atopic dermatitis (AD). Recently, more simplified, and practical AD diagnostic criteria have been proposed. Objective: Based on updated criteria and experience, we studied to develop and share a consensus on diagnostic criteria for AD in Koreans.
Materials and Methods:
For the diagnostic criteria, a questionnaire was constructed by searching the English-language literature in MEDLINE and the Cochrane Database of Systematic Reviews. A modified Delphi method composed of 3 rounds of email questionnaires was adopted for the consensus process. Fifty-four KADA council members participated in the 3 rounds of votes and expert consensus recommendations were established.
Results:
Diagnostic criteria for AD include pruritus, eczema with age-specific pattern, and chronic or relapsing history. Diagnostic aids for AD encompass xerosis, immunoglobulin E reactivity, hand–foot eczema, periorbital changes, periauricular changes, perioral changes, nipple eczema, perifollicular accentuation, and personal or family history of atopy.
Conclusion
This study streamlined and updated the diagnostic criteria for AD in Korea, making them more practicable for use in real-world clinical field.
10.Natural History of Hypertrophic Cardiomyopathy in Korea:A Nationwide Population-Based Retrospective Cohort Study
Shin Yi JANG ; Wook Sung KIM ; Sang-Chol LEE
Journal of Korean Medical Science 2025;40(17):e61-
Background:
There are few long-term large-scale epidemiologic studies on hypertrophic cardiomyopathy (HCM; 10th revision of the International Statistical Classification of Diseases and Related Health Problems codes: I42.1, I42.2). This analysis used the Korean National Health Insurance Service (KNHIS) data between 2006 and 2017 to evaluate the natural history of HCM over a decade.
Methods:
KNHIS data and death statistics were evaluated according to age, sex, socioeconomic position, and comorbidities. Survival rates (SRs) and adjusted hazard ratio (HR) were compared with death data of the Korean population from 2006 through 2018.
Results:
The mean age was 47.3 ± 14.9 years in males and 57.5 ± 15.4 years in females (P < 0.001).The male proportion was 58.9%. The most common cause of death was diseases of the circulatory system. The 10-year SR of HCM was higher in males (75.9% vs. 62.5%, P < 0.001).The adjusted HR for different age groups was significantly high in most age group: 3.67 (95% confidence interval [CI], 2.65–5.10) for 0–9 years, and it gradually increased from the 30s to the 80s group (1.39 [95% CI, 1.05–1.83] for 30–39 years and 48.2 [95% CI, 37.0–62.7] for those older than 80 years). The adjusted HR was 1.12 (95% CI, 1.07–1.17) for males, 1.40 (95% CI, 1.33–1.48) for the lower income level, and 1.18 (95% CI, 1.12–1.25) for the medium income level. In patients with comorbidities, the adjusted HRs were 1.23 (95% CI, 1.16–1.30) for diabetes, 1.45 (95% CI, 1.30–1.62) for myocardial infarction, 1.63 (95% CI, 1.52–1.76) for atrial fibrillation, 1.83 (95% CI, 1.68–1.99) for ischemic stroke, 1.66 (95% CI, 1.31–2.10) for hemorrhagic stroke, 2.42 (95% CI, 2.16–2.70) for chronic kidney disease, and 3.18 (95% CI, 2.87–3.52) for malignant neoplasm.
Conclusion
HCM in Korea showed a higher prevalence and incidence in males. The 10-year SR of HCM was approximately 70% and lower in females than that in males. The risk of death from HCM increased with age and was significantly higher in males, individuals with low income levels, and patients with various comorbidities. These findings should be considered for the long-term management and allocation of healthcare resources for patients with HCM.

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