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.
Visceral hemangiosarcoma most commonly occurs in the dog's spleen and the right atrium of the heart. The characteristics of this type of hemangiosarcoma is that it is locally invasive and prone to spread to other locations. Many of the warning signs of visceral hemangiosarcoma are non-specific, for example, the dog may have: