Hemangiosarcoma: a (usually) silent and deadly canine cancer
November is Pet Cancer Awareness Month. Among the deadliest canine cancers is hemangiosarcoma, or cancer of the blood vessels. Hemangiosarcoma can present as skin cancer, which can be successfully treated if caught early, or as cancer of the internal organs, particularly the spleen or heart. The prognosis for splenic or cardiac hemangiosarcoma is extremely poor,…