Circulatory Parasites

Question 1

Which parasite is often mistaken for Howell-Jolly Body?

Answer 1

Anaplasma Marginale

Question 2

Is Mycoplasma hemofelis an RBC or WBC parasite?

Answer 2

RBC Parasite

Question 3

Mycoplasma hemofelis is also called?

Answer 3

(Hemobartonella felis - rickettsia)

Question 4

Define: Rickettsia

Answer 4

obligate intracellular parasite

Question 5

What are the 2 Genus of red blood cell parasites?

Answer 5

1. Rickettsia
2. Mycoplasma

Question 6

Mycoplasma Hemofelis is what type of parasite?

Answer 6

Mycoplasma

Question 7

Mycoplasma Hemofelis used to be called?

Answer 7

Hemobartonella Felis when it used to be classified as a Rickettsia but it is no longer a Rickettsia therefore it has the Mycoplasma name now.

Question 8

Which species is Mycoplasma Hemofelis relatively common?

Answer 8

Felines: As this is an opportunistic parasite therefore cats with FeLV &/or FIV are more susceptible due to their immune comprised state.

Question 9

What does Mycoplasma Hemofelis cause?

Answer 9

Feline Infectious Anemia: FIA

Question 10

What is the antibiotic of choice for Mycoplasma Hemofelis?

Answer 10

Tetracycline

Question 11

Eperythrozoa spp is classified as?

Answer 11

Mycoplasma/Rickettsia

Question 12

Eperythrozoa spp affects which species?

Answer 12

Affects the skin of Cattle and Llamas

Question 13

Eperythrozoa spp appear on a blood smear as?

Answer 13

It Appears as small cocci, rods, or inns on the surface of RBC or free in the plasma

Question 14

Hemobartonella Canis is classified as?

Answer 14

Rickettsia

Question 15

Is Hemobartonella Canis an RBC or WBC parasite?

Answer 15

RBC Parasite

Question 16

Is Eperythrozoa spp an RBC or WBC parasite?

Answer 16

RBC Parasite

Question 17

Is Hemobartonella canis an RBC or WBC parasite?

Answer 17

RBC Parasite

Question 18

Is Anaplasma marginale an RBC or WBC parasite?

Answer 18

RBC Parasite

Question 19

Is Cytauxzoon Felis an RBC or WBC Parasite

Answer 19

RBC Parasite

Question 20

Is Babesia spp an RBC or WBC Parasite

Answer 20

RBC Parasite

Question 21

Babesia bigemina affects which species?

Answer 21

Cattle

Question 22

Babesia bovis affects which species?

Answer 22

Cattle

Question 23

Babesia canis affects which species?

Answer 23

Canine

Question 24

Babesia gibsoni affects which species?

Answer 24

Canine

Question 25

Babesia spp is classified as?

Answer 25

A Protozoan

Question 26

What is a Protozoan

Answer 26

A Single Celled Parasite

Question 27

Anaplasma marginale is classified as?

Answer 27

Rickettsia

Question 28

Anaplasma marginale affects what species?

Answer 28

Cattle

Question 29

- Anaplasma means?

Answer 29

The word root means “At the margin”

Question 30

Anaplasma marginale is viewable on the blood smear how?

Answer 30

It has dark staining cocci at the margin of the RBC. Easily confused with Howell-Holly Body or other irregular stained debris

Question 31

Cytauxzoon Felis is classified as an?

Answer 31

A Protozoa

Question 32

True or False: Cytauxzoon Felis is very rare

Answer 32

True

Question 33

Cytauxzoon Felis Causes?

Answer 33

Hemolytic Anemia in Domestic and Wild Cats

Question 34

Cytauxzoon Felis appears as what in a blood smear?

Answer 34

Small irregular ring forms within the red blood cells

Question 35

Cytauxzoon Felis can affect what WBC?

Answer 35

Lymphocytes and Macrophages

Question 36

Babesia spp is classified as?

Answer 36

A Protozoa

Question 37

What is the name of the cattle form of Babesia spp?

Answer 37

Babesia bigemina &/or Babesia Bovis

Question 38

What is the canine form of Babesia spp?

Answer 38

Babesia canis &/or Babesia gibson i

Question 39

Ehrlichia spp affects RBC or WBC?

Answer 39

This a white blood cell Rickettsia/Parasite

Question 40

Ehrlichia spp affects which specific white blood cells?

Answer 40

Macrophages: Neutrophils & Monocytes

Question 41

Explain Ehrlichia spp

Answer 41

∆ WBC parasite ∆ Classified as a rickettsia ∆ Causes decreased neutrophils and platelets leading to Anemia ∆ Vector is the brown dog tick ∆ Appears as small cluster in the cytoplasm on blood smears

Question 42

Explain: Dirofilaria immitis

Answer 42

∆ WBC Parasite - Technically a Nematode ∆ Is the medical name for Heart-Worm ∆ Vector: Mosquito ∆ Microfilaria are found in the circulatory system ∆ Mature Dirofilaria live inside the heart ∆ Commonly confused w/ Acanthocheilonema Reconditum (Used to be called Dipetalonema Reconditum) ∆ Blood Smear: Carried to feather edge. Best to do blood draw around 4:30pm. Avoid 11:00am. Body shape: straight with tapered end ∆ PCV/TP: Buffy coat in the hematocrit tube ∆

Question 43

Explain Acanthocheilonema reconditum

Answer 43

∆ WBC Parasite - Technically a Nematode ∆ Adults nematodes live in the SQ tissue & Fats ∆ Larvae are found in circulation leaving the lymph nodes ∆ Vector: Flea, Tick, & Lice ∆ Treatment: Ivermectin ∆ Blood smear: Curved short body in length with blunt curved ends

Question 44

What is the name of the horses form of Babesia spp?

Answer 44

Babesia equi &/or Babesia cabali

Question 45

Ehrlichia spp is classified as?

Answer 45

Rickettsia

Question 46

Is Acanthocheilonema reconditum a RBC or WBC parasite?

Answer 46

WBC Parasite / Technically a Nematode

Question 47

Acanthocheilonema reconditum Vectors are?

Answer 47

Flea, Tick, & Lice

Question 48

Acanthocheilonema reconditum recommended treatment is?

Answer 48

Ivermectin

Question 49

What is the vector for Ehrlichia spp?

Answer 49

The Brown Dog Tick