Lipoma
Variant: Fibrolipoma
Diagnostic Criteria
- Lipoma with focally increased fibrous tissue
- Must not contain atypical cells
- Pattern may be seen in lipomas involving nerve, see fibrolipomatous hamartoma of nerve
Differential Diagnosis
- Atypical lipomatous tumor is frequently composed of mature adipose tissue with fibrous areas
- Atypical cells should be visible at low power
| Fibrolipoma | Sclerotic Lipoma |
|---|---|
| Focal fibrous tissue in a lipoma | Focal fat in a predominantly fibrous lesion |
| Various locations | Predominantly located on fingers |
Clinical
- No clinical significance to this pattern
Bibliography
- Tayyeb MT, Neff JR, Bridge JA. A case report of fibrolipoma with t(12;16)(q13;q24). Cancer Genet Cytogenet. 1993 Jun;67(2):145-6.
