pleomorphes Sarkom der Mamma
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
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: