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Seung Joo Kang,Chung Hyun Tae,Chang Seok Bang,Ki-Nam Shim,Cheol Min Shin,Young-Hoon Jeong,Miyoung Choi,Joo Ha Hwang,Yutaka Saito,Philip Wai Yan Chiu,Rungsun Rerknimitr,Christopher Khor,Vu Van Khien,Ke 대한소화기내시경학회 2024 Clinical Endoscopy Vol.57 No.2
Antithrombotic agents, including antiplatelet agents and anticoagulants, are widely used in Korea because of the increasing incidence of cardiocerebrovascular disease and the aging population. The management of patients using antithrombotic agents during endoscopic procedures is an important clinical challenge. The clinical practice guidelines for this issue, developed by the Korean Society of Gastrointestinal Endoscopy, were published in 2020. However, new evidence on the use of dual antiplatelet therapy and direct anticoagulant management has emerged, and revised guidelines have been issued in the United States and Europe. Accordingly, the previous guidelines were revised. Cardiologists were part of the group that developed the guideline, and the recommendations went through a consensus-reaching process among international experts. This guideline presents 14 recommendations made based on the Grading of Recommendations, Assessment, Development, and Evaluation methodology and was reviewed by multidisciplinary experts. These guidelines provide useful information that can assist endoscopists in the management of patients receiving antithrombotic agents who require diagnostic and elective therapeutic endoscopy. It will be revised as necessary to cover changes in technology, evidence, or other aspects of clinical practice.
소화기 내시경 시술 전후 항혈전제 사용 임상진료지침: 2023 IDEN 합의
강승주 ( Seung Joo Kang ),태정현 ( Chung Hyun Tae ),방창석 ( Chang Seok Bang ),신철민 ( Cheol Min Shin ),정영훈 ( Young-hoon Jeong ),최미영 ( Miyoung Choi ),황주하 ( Joo Ha Hwang ),( Yutaka Saito ),( Philip Wai Yan Chiu ) 대한소화기학회 2024 대한소화기학회지 Vol.83 No.6
Antithrombotic agents, including antiplatelet agent and anticoagulants are widely used in Korea due to increasing incidence of cardio-cerebrovascular disease and aging population. The management of patients using antithrombotic agents during endoscopic procedures is an important clinical challenge. Clinical practice guideline regarding this issue which was developed by the Korean Society of Gastrointestinal Endoscopy was published in 2020. However, since then, new evidence has emerged for the use of dual antiplatelet therapy and direct anticoagulant management, and revised guidelines were issued in the US and Europe. Accordingly, the previous guidelines were revised, cardiologists also participated in the development group, and the recommendations went through a consensus process among international experts. This guideline presents 14 recommendations made according to the Grading of Recommendations, Assessment, Development, and Evaluation methodology, and was reviewed by multidisciplinary experts. This guideline provides useful information that can assist endoscopists in the management of patients on antithrombotic agents who require diagnostic and elective therapeutic endoscopy. It will be revised as necessary to cover changes in technology, evidence, or other aspects of clinical practice. (Korean J Gastroenterol 2024;83:217-232)
Anderson Chun On Tsang,Simon Sui Man Lai,Wai Choi Chung,Abraham Yik Sau Tang,Gilberto Ka Kit Leung,Alexander Kai Kei Poon,Alfred Cheuk Hang Yu,Kwok Wing Chow 대한초음파의학회 2015 ULTRASONOGRAPHY Vol.34 No.2
Purpose: The aim of this study was to validate a computational fluid dynamics (CFD) simulationof flow-diverter treatment through Doppler ultrasonography measurements in patient-specificmodels of intracranial bifurcation and side-wall aneurysms. Methods: Computational and physical models of patient-specific bifurcation and sidewallaneurysms were constructed from computed tomography angiography with use ofstereolithography, a three-dimensional printing technology. Flow dynamics parametersbefore and after flow-diverter treatment were measured with pulse-wave and color Dopplerultrasonography, and then compared with CFD simulations. Results: CFD simulations showed drastic flow reduction after flow-diverter treatment in bothaneurysms. The mean volume flow rate decreased by 90% and 85% for the bifurcation aneurysmand the side-wall aneurysm, respectively. Velocity contour plots from computer simulationsbefore and after flow diversion closely resembled the patterns obtained by color Dopplerultrasonography. Conclusion: The CFD estimation of flow reduction in aneurysms treated with a flow-divertingstent was verified by Doppler ultrasonography in patient-specific phantom models of bifurcationand side-wall aneurysms. The combination of CFD and ultrasonography may constitute a feasibleand reliable technique in studying the treatment of intracranial aneurysms with flow-diverting stents.