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Clinical utilization of shear wave dispersion imaging in diffuse liver disease
Katsutoshi Sugimoto,Fuminori Moriyasu,Hisashi Oshiro,Hirohito Takeuchi,Yu Yoshimasu,Yoshitaka Kasai,Takao Itoi 대한초음파의학회 2020 ULTRASONOGRAPHY Vol.39 No.1
Shear wave (SW) dispersion imaging is a newly developed imaging technology for assessing the dispersion slope of SWs, which is related to tissue viscosity in diffuse liver disease. Our preclinical and preliminary clinical studies have shown that SW speed is more useful than dispersion slope for predicting the degree of fibrosis and that dispersion slope is more useful than SW speed for predicting the degree of necroinflammation. Thus, dispersion slope, which reflects viscosity, may provide additional pathophysiological insight into diffuse liver disease.
Modified CEUS LI-RADS using Sonazoid for the diagnosis of hepatocellular carcinoma
Katsutoshi Sugimoto,Naohisa Kamiyama,Tatsuya Kakegawa,Hiroshi Takahashi,Takuya Wada,Masakazu Abe,Yu Yoshimasu,Takeuchi Hirohito,Itoi Takao 대한초음파의학회 2023 ULTRASONOGRAPHY Vol.42 No.3
This review outlines several modified versions of the contrast-enhanced ultrasonography Liver Imaging Reporting and Data System (CEUS LI-RADS) that utilize Sonazoid. Furthermore, it discusses the advantages and challenges of diagnosing hepatocellular carcinoma using these guidelines, as well as the authors’ expectations and opinions regarding the next CEUS LI-RADS version. It is possible that Sonazoid could be incorporated into the next version of CEUS LI-RADS.
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.