desmoplastic fibroblastoma
Desmoplastic fibroblastoma, also sometimes known as collagenous fibroma, is an anatomically ubiquitous but most often subcutaneous lesion occurring in adults.
It shows no tendency for local recurrence and is characterized by a hypocellular proliferation of bipolar or stellate fibroblasts;
Cytogenetics
11q12 rearrangements
References
The evolving classification of soft tissue tumours: an update based on the new WHO classification. Fletcher CD. Histopathology. 2006 Jan;48(1):3-12. PMID: #16359532#