Please confirm that you are a health care professional
Infectious Agent
Species Affected
Hemolytic
Marrow Affected
Bacteria
Clostridium perfringens A
Cattle, sheep
Yes
No
Clostridium haemolyticum
Leptospira interrogans
Cattle, pigs, sheep
Mycoplasma spp
Cats
±
Rarely
Haemobartonella spp
Cattle, cats
Viruses
Equine infectious anemia virus
Horses
Feline leukemia virus
Feline immunodeficiency virus
Rickettsia
Cattle, goats, llamas, pigs, sheepa
Yes (piglets only)
Anaplasma spp
Cattle, goats, sheep
Ehrlichia spp
Dogs
Protozoa
Babesia spp
Cattle, cats, dogs, horses, sheep
Theileria sppb
Cytauxzoon spp
Trypanosoma spp
Cattle, horses, pigs
Sarcocystis cruzi
Cattle
a In adults, only clinically relevant in splenectomized or critically ill animals.
b Pathogenic species of Theileria are found in Africa, the Mediterranean, the Middle East, Asia, and Europe. Species found in North America are nonpathogenic.