Angiosarcoma arising in a region of chronic lymphedema, the Stewart-Treves syndrome, typically occurs in postmastectomy lymphedema of the arm and sporadically in a lymphedematous leg.
Angiosarcoma arising in a region of chronic lymphedema typically occurs in postmastectomy lymphedema of the arm and sporadically in a lymphedematous leg. Chronic lymphedema is the Stewart-Treves syndrome.