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Naoki Okano,Yoshinori Igarashi,Seiichi Hara,Kensuke Takuma,Itaru Kamata,Yui Kishimoto,Takahiko Mimura,Ken Ito,Yasukiyo Sumino 대한소화기내시경학회 2014 Clinical Endoscopy Vol.47 No.2
Background/Aims: In recent years, endoscopic snare papillectomy has been performed to treat tumors of the ampulla of Vater. Thisprocedure requires accurate preoperative evaluation. In this study, we diagnosed the focal extension of such tumors by using endoscopicultrasonography (EUS) and intraductal ultrasonography (IDUS), and examined the indications for endoscopic snare papillectomy. Methods: The subjects were 48 patients with a papillary tumor (13 patients, surgical resection; 35 patients, endoscopic snare papillectomy)who were evaluated preoperatively with EUS and IDUS. The tumor-node-metastasis classification was used for the endosonographicevaluation and pathological diagnosis of these tumors. Results: The diagnostic accuracy of EUS was 97% for diagnosing adenomas and pTis tumors, 73% for pT1 tumors, 50% for pT2 tumors,and 50% for pT3–4 tumors, for an overall accuracy of 85% for T-staging. The diagnostic accuracy of IDUS was 94% for adenomasand pTis tumors, 73% for pT1 tumors, 50% for pT2 tumors, and 100% for pT3–4 tumors, for an overall accuracy of 80% for T-staging. Conclusions: EUS and IDUS are highly capable of evaluating tumors of the ampulla of Vater preoperatively. However, these techniquesare not sufficient for evaluating the focal extension of carcinomas preoperatively. Currently, endoscopic snare papillectomy is adequatefor treating adenomas and pTis tumors.
이재영,Minami Yasunori,최병인,이원재,Chou Yi-Hong,정우경,박미숙,Kudo Nobuki,이민우,Kamata Ken,Iijima Hiroko,김소연,Numata Kazushi,Sugimoto Katsutoshi,Maruyama Hitoshi,Sumino Yasukiyo,Ogawa Chikara,Kitano Masayuki,주이진,Arit 대한초음파의학회 2020 ULTRASONOGRAPHY Vol.39 No.3
The first edition of the guidelines for the use of ultrasound contrast agents was published in 2004, dealing with liver applications. The second edition of the guidelines in 2008 reflected changes in the available contrast agents and updated the guidelines for the liver, as well as implementing some nonliver applications. The third edition of the contrast-enhanced ultrasound (CEUS) guidelines was the joint World Federation for Ultrasound in Medicine and Biology�European Federation of Societies for Ultrasound in Medicine and Biology (WFUMB-EFSUMB) venture in conjunction with other regional US societies such as Asian Federation of Societies for Ultrasound in Medicine and Biology, resulting in a simultaneous duplicate on liver CEUS in the official journals of both WFUMB and EFSUMB in 2013. However, no guidelines were described mainly for Sonazoid due to limited clinical experience only in Japan and Korea. The new proposed consensus statements and recommendations provide general advice on the use of Sonazoid and are intended to create standard protocols for the use and administration of Sonazoid in hepatic and pancreatobiliary applications in Asian patients and to improve patient management.