An auto - immune disease (autoimmune hemolytic anemia) is a common cause of hemolysis in older adult pets, particularly dogs. (2ndchance.info)
Signs of hemolysis in dogs include jaundice and darkening of the urine. (dogcare.dailypuppy.com)
Because aHUS and HELLP syndrome share similar traits — such as hemolysis, or the breakdown of red blood cells; elevated liver enzymes; a low platelet count; kidney dysfunction; high blood pressure; seizures; and altered mental status — the investigators thought the test also could be used to identify HELLP syndrome. (sciencedaily.com)