Formerly known as Haemobartonella felis. Blood parasite responsible for feline infectious anemia. , dark blue rods or rings on surface of RBC severe hemolytic anemia regnerative unless with FeLV
chains of coccoid organisms on the surface of canine erythrocytes; may cause hemolytic anemia in immunocompromised or splenectomized dogs; low-level infection is often incidental/secondary
Bovine Appearance- darkly staining coccoid bodies at margin of RBC's (may be hard to differentiate from howell-Jolly Bodies) Vectors- Ticks & Biting Flies. Treatment- Tetracyclines, external parasite prevention. NOT ZOONOTIC
Canine Invades the platelets and causes thrombocytopenia. NOT ZOONOTIC Vector- Ticks
Canines Invades nuetrophils Vector- Ticks (requires a prolonged attachment of 24 hrs or more) Joint pain, swelling, and lameness indicates infection. Other symptoms are "flu like". ZOONOTIC Treatment- Doxycyline
Babesia spp. (Canines)
Babesia canis and Babesia gibsoni. Parasites are typically pear-shaped and often occur in pairs. Most common in racing grey hounds.
Fatal (w/in days) tick born disease in cats, found in rbc, lymphocyte, macrophages, and tissues. Safety pin shape Rare; however no treatment Natural host is the Bobcat
Ehrlichia spp. (Canines)
E. canis & E. ewingii Vector- Tick. It is a bacteria. Invades monocytes & neutrophils. Treatment- Doxycycline
Equine Potomac Horse Fever Vector- Flukes. Intermediate Hosts- Aquatic Insects. Can cause colic or laminitis. Treatment- Oxytetracycline.
L1 ingested by mosquito, devlp. to L3 takes 2 wks, injected into dog, molt to L5 takes 60-70d, worm migration takes 3 months and ppp is 6 months. Does not have purposeful movement
Acanthocheilonema reconditum. Also causes microfilariae in blood. SQ parasite in dogs. Vector- flea Has hooked tail (Modified knotts test) "Purposeful movement"
Canine Distemper Virus Inclusions
Inclusions on RBC's and WBC's/ Blue-grey Not a blood parasite.