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.
Hemangiosarcoma may occur as a single tumor or as multiple ones. This page looks at the symptoms, causes, and conventional treatment of hemangiosarcoma in dogs. Hemangiosarcoma is a soft tissue tumor (sarcoma) that arises out of blood vessels-the arteries or veins.