Clinical Gastroenterology Vol.26 No.9(6)

Theme Abdominal Ultrasonography up-to-date
Title 3D/4D Contrast-enhanced Ultrasonography and Real-time Virtual Sonography for Biliary and Pancreatic Diseases
Publish Date 2011/08
Author Atsushi Sofuni Department of Gastroenterology, Tokyo Medical University
Author Fuminori Moriyasu Department of Gastroenterology, Tokyo Medical University
Author Kentaro Ishii Department of Gastroenterology, Tokyo Medical University
Author Fumihide Itokawa Department of Gastroenterology, Tokyo Medical University
Author Takayoshi Tsuchiya Department of Gastroenterology, Tokyo Medical University
Author Toshio Kurihara Department of Gastroenterology, Tokyo Medical University
Author Shujiro Tsuji Department of Gastroenterology, Tokyo Medical University
Author Nobuhito Ikeuchi Department of Gastroenterology, Tokyo Medical University
Author Reina Tanaka Department of Gastroenterology, Tokyo Medical University
Author Junko Umeda Department of Gastroenterology, Tokyo Medical University
Author Ryosuke Tonozuka Department of Gastroenterology, Tokyo Medical University
Author Takao Itoi Department of Gastroenterology, Tokyo Medical University
[ Summary ] Recently, new modalities for ultrasound imaging, 3D/4D contrast-enhanced ultrasonography (CEUS) and Real-time Virtual Sonography (RVS) have been developed. 3D/4D-CEUS imaging can produce detailed information concerning localization, characterization of mass, and the relation ship between vessels/ducts and mass. This results in improved diagnoses. RVS can be used to observe an ultrasound images in real-time, by fusing the ultrasound images with a multiplanar reconstructed (MPR) CT images, using prescanned CT volume data. These techniques may be used to supplement diagnostic images which may provide unclear images. They can be employed to provide more detailed diagnostic imaging compared to conventional B-mode US and CTs. The resulting images may assistance in navigation therapy and improved diagnoses. These new techniques show promise in visualizing and diagnose biliary and pancreatic disease.
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