Related Experiment Videos
[Hepatic arteriography under temporary hepatic venous occlusion]
1Department of Radiology, Okayama University Medical School.
Nihon Igaku Hoshasen Gakkai Zasshi. Nippon Acta Radiologica
|October 25, 1992
Summary
Temporary hepatic vein occlusion during hepatic arteriography enhances visualization of liver vasculature and portal vein flow. This technique aids in diagnosing liver diseases and guides targeted therapies like arterial infusion or embolization.
Area of Science:
- Radiology
- Hepatology
- Vascular Imaging
Background:
- Hepatic arteriography is a key diagnostic tool for liver diseases.
- Understanding hepatic vasculature dynamics is crucial for effective treatment.
Purpose of the Study:
- To evaluate the impact of temporary hepatic vein occlusion on hepatic arteriography.
- To assess the utility of this modified technique in diagnosing and treating hepatic pathologies.
Main Methods:
- Hepatic arteriography was performed on 10 patients, with and without temporary segmental hepatic vein occlusion.
- Analysis focused on changes in arterial branching, hepatogram, and portal vein opacification.
Main Results:
- Hepatic vein occlusion revealed more peripheral arterial branches and hepatofugal portal vein opacification.
- Clear visualization of tumor vessels in hepatocellular carcinoma cases was achieved.
- A sudden increase in hepatic arterial flow and arterioportal communication were observed.
Conclusions:
- Temporary hepatic vein occlusion improves diagnostic imaging of hepatic vasculature.
- This method shows promise for enhanced diagnosis and therapeutic interventions in liver diseases.