Swift, silent and deadly: Hemangiosarcoma (HSA) is an aggressive cancer of the blood vessels that pet parents don’t hear much about until it’s too late. In its deadliest form, it causes the spleen or heart to enlarge and ultimately rupture, causing sudden death by internal bleeding.
This devastating cancer is overrepresented among Golden Retrievers, Boxers, German Shepherds, Labrador Retrievers, and Portuguese Water Dogs, to name a few. It’s difficult to detect until it’s too late – pale gums and lethargy are signs of internal bleeding; an enlarged spleen that you can feel means the tumors are advanced. Read the rest of this entry »