aneurysmal benign fibrous histiocytoma

Aneurysmal benign fibrous histiocytomas are variants of dermatofibromas. These benign blood-filled lesions can mimic malignancies due to their rapid and recurrent growth.

Open references

 Aneurysmal benign fibrous histiocytoma with atrophic features. Shin JW, Park HS, Kim BK, Kim YA, Kim MG, Won CH, Cho S. Ann Dermatol. 2009 Feb;21(1):42-5. doi : 10.5021/ad.2009.21.1.42 PMID: 20548854 Free

References

 Giant aneurysmal benign fibrous histiocytoma (dermatofibroma). Liu S, Lozeau D. J Cutan Pathol. 2018 Oct;45(10):774-776. doi : 10.1111/cup.13314 PMID: 29956351