Riedel lobe

Case contributed by Dr Hidayatullah Hamidi

Presentation

Epigastric pain.

Patient Data

Age: 45 years
Gender: Female
CT

Tongue like inferior projection of the right lobe (segment 6) of the liver beyond the level of the most inferior costal cartilage.

An exophytic, non-enhancing cystic lesion with internal septae and tiny wall calcification arising from segment 2 of the liver. Imaging differentials includes biliary cystadenocarcinoma, biliary cystadenoma, or hydatid cyst. Biopsy advised.

Diffuse hepatic steatosis: diffuse decrease in liver attenuation with absolute attenuation of 37 HU on contrast-enhanced scan. In non-enhanced images, the attenuation of the liver (11 HU) is much lower in comparison to the spleen (37HU) with a difference of >10 HU.

Case Discussion

Riedel lobe is anatomical variant of the liver

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Case information

rID: 57347
Published: 20th Dec 2017
Last edited: 20th Dec 2017
Inclusion in quiz mode: Included

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