Grades K â 12 | Student Interactive | Organizing & Summarizing. Story Map. The Story Map interactive is designed to assist students in prewriting and postreading activities by focusing on the key elements of character, setting, conflict, and resolution.
With hemangiosarcoma, the pericardium fills up with blood due to rupture of the tumor. When the tumor occurs in the skin, a mass or lump can usually be felt in or under the skin. The mass may become ulcerated and bleed. When the tumor occurs in a bone, it can cause pain and discomfort.
Description- Hemangiosarcoma (HSA) also called malignant hemangioendothelioma or angiosarcoma is a deadly cancer that originates in the endothelium and invades the blood vessels. Hemangiosarcoma is more common in dogs than any other species. It accounts for 5% of all non-cutaneous primary malignant neoplasms and 12% to 21% of all mesenchymal tumors in dogs. There are three types of hemangiosarcomas: Dermalâ Found on the skin.