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Clinical photoacoustic imaging of cancer
Keerthi S. Valluru,Juergen K. Willmann 대한초음파의학회 2016 ULTRASONOGRAPHY Vol.35 No.4
Photoacoustic imaging is a hybrid technique that shines laser light on tissue and measures optically induced ultrasound signal. There is growing interest in the clinical community over this new technique and its possible clinical applications. One of the most prominent features of photoacoustic imaging is its ability to characterize tissue, leveraging differences in the optical absorption of underlying tissue components such as hemoglobin, lipids, melanin, collagen and water among many others. In this review, the state-of-the-art photoacoustic imaging techniques and some of the key outcomes pertaining to different cancer applications in the clinic are presented.
( Tae Kyoung Kim ),( Seung Yeon Noh ),( Stephanie R Wilson ),( Yuko Kono ),( Fabio Piscaglia ),( Hyun-jung Jang ),( Andrej Lyshchik ),( Christoph F. Dietrich ),( Juergen K. Willmann ),( Alexander Veze 대한간학회 2017 Clinical and Molecular Hepatology(대한간학회지) Vol.23 No.4
Medical imaging plays an important role in the diagnosis and management of hepatocellular carcinoma (HCC). The Liver Imaging Reporting and Data System (LI-RADS) was initially created to standardize the reporting and data collection of CT and MR imaging for patients at risk for HCC. As contrast-enhanced ultrasound (CEUS) has been widely used in clinical practice, it has recently been added to the LI-RADS. While CEUS LI-RADS shares fundamental concepts with CT/MRI LI-RADS, there are key differences between the modalities reflecting dissimilarities in the underlying methods of image acquisition and types of contrast material. This review introduces a recent update of CEUS LI-RADS and explains the key differences from CT/MRI LI-RADS. (Clin Mol Hepatol 2017;23:280-289)