1.Quality Indicators of Endoscopic Retrograde Cholangiopancreatography in Korea
Hyung Ku CHON ; Ki-Hyun KIM ; Tae Jun SONG ; Dong-Won AHN ; Eaum Seok LEE ; Yun Nah LEE ; Yoon Suk LEE ; Tae Joo JEON ; Chang Hwan PARK ; Kwang Bum CHO ; Dong Wook LEE ; Jin-Seok PARK ; Seung Bae YOON ; Kwang Hyun CHUNG ; Jin LEE ; Miyoung CHOI
Gut and Liver 2024;18(4):564-577
Endoscopic retrograde cholangiopancreatography (ERCP) is a procedure that requires significant experiences and skills and has various procedure-related complications, some of which can be severe and even result in the death of patients. Expanding ERCP availability has the advantage of increasing accessibility for patients. However, ERCP poses a substantial risk if performed without proper quality management. ERCP quality management is essential for both ensuring safe and successful procedures and meeting the social demands for enhanced healthcare competitiveness and quality assurance. To address these concerns, the Korean Pancreatobiliary Association established a task force to develop ERCP quality indicators (QIs) tailored to the Korean medical environment. Key questions for five pre-procedure, three intra-procedure, and four post-procedure measures were formulated based on a literature search related to ERCP QIs and a comprehensive clinical review conducted by experts. The statements and recommendations regarding each QI item were selected through peer review. The developed ERCP QIs were reviewed by external experts based on the latest available evidence at the time of development.These domestically tailored ERCP QIs are expected to contribute considerably to improving ERCP quality in Korea.
2.Quality Indicators of Endoscopic Retrograde Cholangiopancreatography in Korea
Ki-Hyun KIM ; Hyung Ku CHON ; Tae Jun SONG ; Dong Won AHN ; Eaum Seok LEE ; Yun Nah LEE ; Yoon Suk LEE ; Tae Joo JEON ; Chang Hwan PARK ; Kwang Bum CHO ; Dong Wook LEE ; Jin-Seok PARK ; Seung Bae YOON ; Kwang Hyung CHUNG ; Jin JIN ; Miyoung CHOI
Korean Journal of Pancreas and Biliary Tract 2024;29(4):144-156
Endoscopic retrograde cholangiopancreatography (ERCP) is a procedure that requires abundant clinical experience and endoscopic skills, and can lead to various complications, some of which may progress to life-threatening conditions. With expanding indications and technological advancements, ERCP is widely utilized, enhancing procedural accessibility. However, without proper quality management, the procedure can pose significant risks. Quality management in ERCP is essential to ensure safe and successful procedures and meet societal demands for improved healthcare competitiveness. To address these concerns, the Korean Pancreatobiliary Association has developed a Korean-specific ERCP quality indicator reflecting domestic medical environments and realities. Initially, based on a review of foreign ERCP quality indicators and related literatures, key questions were formulated for five preprocedural items, three intra-procedural items, and four post-procedural items. Descriptions and recommendations for each item were selected through peer evaluation. The developed Korean-specific ERCP quality indicator was reviewed by external experts based on the latest evidence and consensus in this fields. This Korean-specific indicator is expected to significantly contribute to improving ERCP quality in Korea, as it is tailored to local needs.
3.Quality Indicators of Endoscopic Retrograde Cholangiopancreatography in Korea
Ki-Hyun KIM ; Hyung Ku CHON ; Tae Jun SONG ; Dong Won AHN ; Eaum Seok LEE ; Yun Nah LEE ; Yoon Suk LEE ; Tae Joo JEON ; Chang Hwan PARK ; Kwang Bum CHO ; Dong Wook LEE ; Jin-Seok PARK ; Seung Bae YOON ; Kwang Hyung CHUNG ; Jin LEE ; Miyoung CHOI
The Korean Journal of Gastroenterology 2024;84(3):111-122
Endoscopic retrograde cholangiopancreatography (ERCP) is a procedure that requires abundant clinical experience and endoscopic skills, and can lead to various complications, some of which may progress to life-threatening conditions. With expanding indications and technological advancements, ERCP is widely utilized, enhancing procedural accessibility. However, without proper quality management, the procedure can pose significant risks. Quality management in ERCP is essential to ensure safe and successful procedures and meet societal demands for improved healthcare competitiveness. To address these concerns, the Korean Society of Pancreatobiliary Endoscopy has developed a Korean-specific ERCP quality indicator reflecting domestic medical environments and realities. Initially, based on a review of foreign ERCP quality indicators and related literatures, key questions were formulated for five pre-procedural items, three intra-procedural items, and four post-procedural items. Descriptions and recommendations for each item were selected through peer evaluation. The developed Korean-specific ERCP quality indicator was reviewed by external experts based on the latest evidence and consensus in this fields. This Korean-specific indicator is expected to significantly contribute to improving ERCP quality in Korea, as it is tailored to local needs.
4.Current Practice Patterns of Endoscopic Ultrasound-Guided Tissue Sampling for Pancreatic Solid Mass in Korea: Outcomes of a National Survey
Dong-Won AHN ; Hyung Ku CHON ; Sung-Hoon MOON ; Sang Wook PARK ; Woo Hyun PAIK ; Chang Nyol PAIK ; Byoung Kwan SON ; Tae Jun SONG ; Eaum Seok LEE ; Yun Nah LEE ; Yoon Suk LEE ; Jae Min LEE ; Tae Joo JEON ; Chang Hwan PARK ; Kwang Bum CHO ; Dong Wook LEE ; Hong Ja KIM ; Seung Bae YOON ; Kwang Hyun CHUNG ; Jin-Seok PARK
Gut and Liver 2023;17(2):328-336
Background/Aims:
Although endoscopic ultrasound (EUS)-guided fine needle aspiration (FNA) and fine needle biopsy (FNB) are widely used for tissue acquisition of pancreatic solid mass, the optimal strategy of this procedure has not been established yet. The aim of this nationwide study was to investigate the current practice patterns of EUS-FNA/FNB for pancreatic solid mass in Korea.
Methods:
The Policy-Quality Management of the Korean Pancreatobiliary Association (KPBA) developed a questionnaire containing 22 questions. An electronic survey consisting of the questionnaire was distributed by e-mail to members registered to the KPBA.
Results:
A total of 101 respondents completed the survey. Eighty respondents (79.2%) performed preoperative EUS-FNA/FNB for operable pancreatic solid mass. Acquire needles (60.4%) were used the most, followed by ProCore needles (47.5%). In terms of need size, most respondents (>80%) preferred 22-gauge needles regardless of the location of the mass. Negative suction with a 10-mL syringe (71.3%) as sampling technique was followed by stylet slow-pull (41.6%). More than three needle passes for EUS-FNA/FNB was performed by most respondents (>80%). The frequency of requiring repeated procedure was significantly higher in respondents with a low individual volume (<5 per month, p=0.001). Prophylactic antibiotics were routinely used in 39 respondents (38.6%); rapid on-site pathologic evaluation was used in 6.1%.
Conclusions
According to this survey, practices of EUS-FNA/FNB for pancreatic solid mass varied substantially, some of which differed considerably from the recommendations present in existing guidelines. These results suggest that the development of evidence-based quality guidelines fitting Korean clinical practice is needed to establish the optimal strategy for this procedure.
5.National Survey Regarding the Management of Difficult Bile Duct Stones in South Korea
Yoon Suk LEE ; Tae Joo JEON ; Woo Hyun PAIK ; Dong-Won AHN ; Kwang Hyun CHUNG ; Byoung Kwan SON ; Tae Jun SONG ; Sung-Hoon MOON ; Eaum Seok LEE ; Jae Min LEE ; Seung Bae YOON ; Chang Nyol PAIK ; Yun Nah LEE ; Jin-Seok PARK ; Dong Wook LEE ; Sang Wook PARK ; Hyung Ku CHON ; Kwang Bum CHO ; Chang Hwan PARK ;
Gut and Liver 2023;17(3):475-481
Background/Aims:
This study aimed to investigate the patterns of preferred endoscopic procedure types and techniques for managing difficult common bile duct (CBD) stones in South Korea.
Methods:
The Committee of Policy and Quality Management of Korean Pancreatobiliary Association (KPBA) conducted a survey containing 19 questions. Both paper and online surveys were carried out; with the paper survey being conducted during the 2019 Annual Congress of KPBA and the online survey being conducted through Google Forms from April 2020 to February 2021.
Results:
The response rate was approximately 41.3% (86/208). Sixty-two (73.0%) worked at tertiary hospitals or academic medical centers, and 60 (69.7%) had more than 5 years of endoscopic retrograde cholangiopancreatography experience. The preferred size criteria for large CBD stones were 15 mm (40.6%), 20 mm (31.3%), and 30 mm (4.6%). For managing of large CBD stones, endoscopic papillary large balloon dilation after endoscopic sphincterotomy was the most preferred technique (74.4%). When performing procedures in those with bleeding diathesis, 64 (74.4%) respondents favored endoscopic papillary balloon dilation (EPBD) alone or EPBD with small endoscopic sphincterotomy. Fifty-five respondents (63.9%) preferred the doubleguidewire technique when faced with difficult bile duct cannulation in patients with periampullary diverticulum. In surgically altered anatomies, cap-fitted forward viewing endoscopy (76.7%) and percutaneous transhepatic cholangioscopy (48.8%) were the preferred techniques for Billroth-II anastomosis and total gastrectomy with Roux-en-Y anastomosis, respectively.
Conclusions
Most respondents showed unifying trends for the management of difficult CBD stones. The current practice patterns could be used as basic data for clinical quality improvements in the management of difficult CBD stones.
6.2023 Korean Thyroid Association Management Guidelines for Patients with Subclinical Hypothyroidism
Hyun Kyung CHUNG ; Eu Jeong KU ; Won Sang YOO ; Yea Eun KANG ; Kyeong Jin KIM ; Bo Hyun KIM ; Tae-Yong KIM ; Young Joo PARK ; Chang Ho AHN ; Jee Hee YOON ; Eun Kyung LEE ; Jong Min LEE ; Eui Dal JUNG ; Jae Hoon CHUNG ; Yun Jae CHUNG ; Won Bae KIM ; Ka Hee YI ; Ho-Cheol KANG ; Do Joon PARK
International Journal of Thyroidology 2023;16(1):32-50
Subclinical hypothyroidism (SCH), characterized by elevated serum thyroid-stimulating hormone (TSH) levels and normal free thyroxine levels, usually presents without symptoms, and is often discovered incidentally during routine blood test. The Task Force of the Korean Thyroid Association Committee of Clinical Practice Guidelines has established a guideline to evaluate and manage SCH; the guideline emphasizes the implementation of diagnostic criteria based on the TSH reference range for Koreans and focuses on the proven health benefits of levothyroxine (LT4) treatment. Based on the Korea National Health and Nutrition Examination Survey (2013-2015), serum TSH level of 6.8 mIU/L is considered the reference value for SCH. SCH can be categorized as mild (TSH 6.8-10.0 mIU/L) or severe (TSH >10.0 mIU/L), and patients are classified as adults (age <70 years) or elderly patients (age ≥70years) depending on the health effects of LT4 treatment. An initial increase in serum TSH levels should be reassessed with a subsequent measurement, along with the thyroid peroxidase antibody test, preferably 2-3 months after the initial evaluation. Usually, LT4 treatment is not recommended for mild SCH in adults; however, treatment is necessary for severe SCH in patients with underlying coronary artery disease or heart failure and can be considered for coexisting dyslipidemia. LT4 treatment is not recommended for mild or even severe SCH in elderly patients, in general. Patients with SCH who receive LT4 treatment, the LT4 dosage should be personalized, and serum TSH levels should be monitored to ensure optimal LT4 dosage (dosage that is neither excessive nor insufficient). Patients with SCH who do not receive LT4 treatment require periodic follow-up at appropriate testing intervals determined by disease severity. The guideline also provides several educational points applicable in clinical settings.
7.2023 Korean Thyroid Association Management Guidelines for Patients with Subclinical Hypothyroidism
Hyun Kyung CHUNG ; Eu Jeong KU ; Won Sang YOO ; Yea Eun KANG ; Kyeong Jin KIM ; Bo Hyun KIM ; Tae-Yong KIM ; Young Joo PARK ; Chang Ho AHN ; Jee Hee YOON ; Eun Kyung LEE ; Jong Min LEE ; Eui Dal JUNG ; Jae Hoon CHUNG ; Yun Jae CHUNG ; Won Bae KIM ; Ka Hee YI ; Ho-Cheol KANG ; Do Joon PARK
International Journal of Thyroidology 2023;16(2):214-215
8.Dosing study of esmolol for reducing hemodynamic changes during lightwand intubation
Jin Ku KANG ; Sie Hyeon YOO ; Jin Hun CHUNG ; Nan Seol KIM ; Ho Soon JUNG ; Yong Han SEO ; Hea Rim CHUN ; Hyung Yoon GONG ; Hee Dong SON ; A Joo KIM
Anesthesia and Pain Medicine 2020;15(4):417-423
Background:
Lightwand is a convenient tool that can be used instead of a laryngoscope for intubation. Tracheal intubation causes direct stimulation of the larynx, drastically increasing hemodynamic values including blood pressure and heart rate. This study aims to identify the effect of different doses of esmolol on hemodynamic changes during lightwand intubation.
Methods:
The study subjects included 140 patients who underwent general anesthesia for elective surgery. The patients were randomly divided into four groups (35 patients in each group). The ‘C’ group only received 20 ml of normal saline, while the ‘E0.5’, ‘E1’, and ‘E2’ groups received 20 ml of normal saline containing esmolol—0.5 mg/kg, 1 mg/kg, and 2 mg/kg, respectively, injected 2 min prior to intubation. The patients’ blood pressure, heart rate, and rate-pressure product were measured six times, before and after the intubation.
Results:
The degree of heart rate elevation was suppressed in the E1 and E2 groups compared to the C group, and RPP after intubation significantly decreased in the E2 group compared to the C group.
Conclusions
1–2 mg/kg of a single esmolol injection prior to lightwand intubation effectively blunts heart rate elevation, and 2 mg/kg of esmolol injection blunts rate-pressure product elevation.
9.National Trends of Meniscectomy and Meniscus Repair in Korea
Kyu Sung CHUNG ; Jeong Ku HA ; Yoon Seok KIM ; Jung Hoon KIM ; Ho Jong RA ; Doo Hwan KONG ; Pei Wei WANG ; Choong Hyeok CHOI ; Jin Goo KIM
Journal of Korean Medical Science 2019;34(32):e206-
BACKGROUND: Meniscus surgeries are frequently performed in orthopaedics. However, their current status is not well known in many countries, including Korea. This study aimed to investigate the national trends of meniscus surgery in Korea. METHODS: Information from the national database was acquired through the Korean Health Insurance Review and Assessment Service from 2010 to 2017. All cases coded as meniscectomy or meniscus repair were included. The total number and incidence of cases of meniscus surgery per 100,000 persons were determined, and the results were stratified by age and gender. The meniscus repair ratio for the total number of meniscus surgeries was evaluated. RESULTS: The total number and incidence of meniscectomy cases were 65,752 and 137, respectively, in 2010, which increased to 74,088 and 154, respectively, in 2017. The number of meniscectomies increased by 12.67% in 8 years. The total number and incidence of meniscus repair cases were 9,055 and 18, respectively, in 2010, which increased to 14,947 and 31 in 2017. The number of meniscus repairs increased by 65.04%. The meniscus repair ratio was 12.1% in 2010, which increased to 16.8% in 2017. The highest peak was noted for patients who underwent meniscus surgeries in their 50s and 60s. Meniscectomy was performed more frequently in women (57%) than in men (43%), whereas repair was performed more frequently in men (54%) than in women (46%) over the study period. CONCLUSION: The total number and incidence of meniscus surgeries increased from 2010 to 2017; the number and incidence of meniscus repair procedures increased more rapidly than those of meniscectomy, with the peak treatment age for both surgeries being in the 50s and 60s. The current study will contribute to understanding the epidemiology of meniscus surgery, its prevention, and cost-saving measures in Korea.
Epidemiology
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Female
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Humans
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Incidence
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Insurance, Health
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Korea
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Male
10.Fatal ischemic stroke in a case of progressive moyamoya vasculopathy associated with uncontrolled thyrotoxicosis.
Bon D KU ; Key Chung PARK ; Sung Sang YOON
The Korean Journal of Internal Medicine 2015;30(4):543-546
No abstract available.
Adult
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Brain Ischemia/diagnosis/*etiology
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Cerebral Angiography
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Fatal Outcome
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Female
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Humans
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Hyperventilation/complications
;
Moyamoya Disease/*complications/diagnosis/therapy
;
Risk Factors
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Stroke/diagnosis/*etiology
;
Thyroid Crisis/*complications/diagnosis/therapy

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