Fatty liver CT
Fatty Liver Microchapters |
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Fatty liver CT On the Web |
American Roentgen Ray Society Images of Fatty liver CT |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
CT
Findings are
- A decrease in mean hepatic attenuation values proportional to the degree of increase of the hepatic triglycerids.
- Intrahepatic vessels are more clearly distinguished as hyperattenuating structures from the surrounding liver parenchyma
- In normal individuals the attenuation value of the liver is slightly higher than that of the spleen. In fatty liver infiltration the attenuation values of both organs tend to be equal or the ratios may be reversed.
- Does not cause any mass effect nor contour deformation of the organ.
- Intrahepatic vessels follow their normal course through the lesion without deformity.
Patient #1
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No contrast
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No contrast
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Contrast enhanced
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Contrast enhanced
Patient #2: Perivascular fatty infiltration
Patient #3: Fatty infiltration on ultrasound
Patient #4: Fatty liver on ultrasound. Note that liver is very echogenic when compared to right kidney