Spleen and Liver Hemangiosarcoma in Cats
 
Hemangiosarcomas are fed by the blood vessels and fill with blood. Because of this, the tumor can rupture, leading to sudden and severe hemorrhage, collapse, and rapid death. Often, owners do not realize their cat is affected until the sudden hemorrhage or collapse.
 
Hemangiosarcomas of the spleen and liver are highly metastatic and malignant vascular neoplasms (blood vessel tumors) that arise from the endothelial cells, which line the interior surface of blood vessels. It begins as a large mass that develops in the liver or spleen, ...read more