What species is hemoproteus found in?
found in cytoplasm of RBCs, may mold around nucleus, brown-gold granules (from breakdown hg)
What species is anaplasma marginale found in?
What area of the U.S. is anaplasma marginale common in?
south and southwestern U.S.
Describe anaplasma marginale.
single/multiple round, deep purple cytoplasmic inclusions on the periphery of RBC
Why might anaplasma marginale cause severe anemia?
spleen removes parasite and RBCs w/ it
Describe cytauxzoon felis.
blue rings w/ eccentrically located purple nucleus
What type of parasite is cytauxzoon felis?
Where is cytauxzoon felis common in the U.S.?
What is another name for mycoplasma haemolamae?
Describe mycoplasma haemolamae.
single/multiple small basophilic coccoid, rod, ring-shaped organisms on their surface
What does mycoplasma haemolamae resemble?
What animals does mycoplasma haemolamae effect?
llamas, sheep, pigs, cattle
What is babesia transmitted by?
brown dog tick
Describe the appearance of babesia.
What does babesia cause?
hemolytic anemia (spleen removes infected cells)
On a hematocrit where might you find cells infected with babesia?
just below buffy coat (smear of this aids in detection)
What is another name mycoplasma haemocanis?
Describe the appearance of mycoplasma haemocanis.
very small coccoid/rod shaped basophilic structures forming chains; causes dimples/creases in cell
What is another name for hemobartonella felis?
What type of parasite is mycoplasma haemofelis?
Describe mycoplasma haemofelis in a RBC.
small blue cocci/rings/rods across RBCs
Describe the appearance of dirofilaria.
worm-like structure (microfilaria = immature worms)
What types of smears are needed to see dirofilaria?
thick smears, buffy coat smears
What is dirofilaria?
What is plasmodium?
What type of parasite is plasmodium?
What is the vector for plasmodium?
Describe the appearance of plasmodium in relation to a RBC.
distorts RBC and displaces nucleus