Liver and intrahepatic bile ducts

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Liver and intrahepatic bile ducts - Tumor

Benign tumors

Pseudolipoma

Reviewers: Deepali Jain, M.D. (see Reviewers page)
Revised: 9 January 2013, last major update February 2012
Copyright: (c) 2004-2013, PathologyOutlines.com, Inc.

General
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● Rare tumor embedded in cavity on liver surface
● Also called pseudolipoma of Glisson’s capsule, coelomic fat ectopia
● Represents trapped appendix epiploica, often related to prior surgery
● Very rare in women

Case reports
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● 69 year old man with incidental finding (Arch Pathol Lab Med 2003;127:503)

Gross description
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● 0.5-2cm, solitary, encapsulated, smooth, yellow-white, hard nodule of fat necrosis, calcification, ossification

Micro description
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● Thick fibrous capsule surrounding necrotic mature fat cells with degenerative changes including calcification

Gross/micro images
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Mineralized nodule composed of cells with homogenized basophilic material

End of Liver and intrahepatic bile ducts - Tumor > Benign tumors > Pseudolipoma

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