lymphangiosarcoma

Lymphangiosarcoma is a rare cancer which occurs in long-standing cases of primary or secondary lymphedema. It involves either the upper or lower lymphedematous extremities but is most common in upper extremities. Although its name implies lymphatic origin, it is believed to arise from endothelial cells and may be more accurately referred to as angiosarcoma.

Lymphangiosarcoma may present as a purple discoloration or a tender skin nodule in the extremity, typically on the anterior surface. It progresses ...