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 in Dogs. The most common tumor of the spleen in dogs is hemangiosarcoma (HSA). Up to 50% of dogs with splenic HSA are in DIC (disseminated intravascular coagulation or inability to clot blood) at the time of presentation. Unfortunately, with surgery alone, the average survival times are only around 3 months.