pleomorphic sarcoma of the breast
Undifferentiated
pleomorphic sarcoma with osteoclast-like giant cells of the female breast. Opaque and ovoid lesion occupying mediant equatorial region of the right.
pleomorphes Sarkom der Mamma
pleomorphic sarcoma of the breast
Sarkom der Mamma Radiopaedia • CC-by-nc-sa 3.0 • de
Breast sarcoma refers to a relatively heterogenous group of rare breast tumors which can include:
- angiosarcoma of the breast
- pleomorphic sarcoma of the breast
- fibrosarcoma of the breast
- myxofibrosarcoma of the breast
- leiomyosarcoma of the breast
- primary osteosarcoma of the breast
Epidemiology
As a subgroup, they comprise 0.5-1% of all breast neoplasms . They tend to present at a younger age than ductal or lobular carcinomas (mean 45 years).
Pathology
They characteristically show haematogenous metastases with nodal metastases being rather rare.
Associations
- prior chest wall irradiation
- some breast sarcomas - malignant phyllodes tumors - can develop from phyllodes tumors
Siehe auch:
Assoziationen und Differentialdiagnosen zu pleomorphes Sarkom der Mamma: