Table 2 Differential diagnosis of grade III (poorly differentiated) angiosarcoma of breast
From: Diagnostic difficulties of primary angiosarcoma of the breast: a case report
Grade III angiosarcoma | Sarcomatoid carcinoma | Other type of high-grade sarcomas | |
|---|---|---|---|
Endothelial markers | Positive | Negative | Negative |
Cytokeratin | Negative | Positive | Negative |