Presentation
Patient with known lipoma, culturing it over the last 15 years or so.
Patient Data
Age: 70
Gender: Male
From the case:
Very large lipoma
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Axial C+ portal venous phase

A large fatty mass is present deep to the trapezius with internal heterogenicity and irregular calcifications centrally.
Case Discussion
This case shows a very large, slow growing lipoma which was histologically confirmed to be benign. The differential, given its complex appearance, is a liposarcoma.