Lecture 37: Chalmydophilia, pararoellobacter and moraxella

Question 1

T or F: chlamydiae is zoonotic

Answer 1

True

Question 2

What is the infectious/ environmental form of chlamydiae

Answer 2

Elementary bodies

Question 3

What is the intracellular form of chlamydiae

Answer 3

Reticulate bodies

Question 4

What does chlamydiae cause in parrots

Answer 4

Psittacosis

Question 5

What does chlamydiae cause in sheep and other species

Answer 5

Reproductive losses

Question 6

What does chlamydiae cause in a range of species

Answer 6

Conjunctivitis

Question 7

How is chlamydiae causing psittacosis transmitted

Answer 7

Aerosols

Question 8

T or F: psittacosis caused by chlamydiae is zoonotic

Answer 8

True

Question 9

What does chlamydiae abortus cause in sheep

Answer 9

Abortion

Question 10

What samples do you submit with suspected C. Abortus

Answer 10

Placenta, fetus, blood from ewes

Question 11

What tests do you want to run for suspected C. Abortus

Answer 11

Chlamydiae FA/PCR

Question 12

T or F: humans are susceptible to chlamydiae abortus from sheep

Answer 12

True

Question 13

What causes cystitis and conjunctivitis in koalas and ruminants

Answer 13

Chlamydophila pecorum

Question 14

What is KIDS

Answer 14

Koala immunodeficiency syndrome, koala retrovirus similar to HIV

Question 15

What species is affected by C. Psittici

Answer 15

Avian and humans

Question 16

What are the target organs for C. Psittici

Answer 16

Respiratory, GI and eyes

Question 17

What species is affected by C. Abortus

Answer 17

Ruminants and humans

Question 18

What are the target organs for C. Felis

Answer 18

Eyes

Question 19

What species is affected by C. Caviae

Answer 19

Guinea pigs

Question 20

What are the target organs for C. Caviae

Answer 20

Eyes

Question 21

What species are affected by C. Pecorum

Answer 21

Ruminants, koalas

Question 22

What are the target organs in ruminants infected by C. Pecorum

Answer 22

Joints, eyes, and CNS

Question 23

What are the target organs in koala infected with C. Pecorum

Answer 23

Eyes and reproductive

Question 24

How is the conjunctivitis and pneumonia form of chlamydiae transmitted

Answer 24

Contact with infectious exudates- fecal oral, aerosol

Question 25

What is the pathogens is of chlamydiae causing conjunctivitis and pneumonia

Answer 25

Replication in mucous membranes and respiratory epithelium

Question 26

How is the abortion form of chlamydiae transmitted

Answer 26

Contacts with aborted fetal/placental tissues, fecal-oral, aerosol

Question 27

What is the pathogens is of the abortion form of chlamydiae

Answer 27

Target the trophoblast layer of placenta

Question 28

What samples do you want to collect for suspected chlamydiae infection

Answer 28

Fetal, placental tissues, conjunctival swabs

Question 29

What tests do you want to run for chlamydiae

Answer 29

PCR

Question 30

What is tx for chlamydiae

Answer 30

Tetracyclines

Question 31

What Chlamydiae species are there vaccines for

Answer 31

Abortus, felis, pecorum

Question 32

What causes foothills abortion in cows

Answer 32

Pajaroellobacter abortbovis

Question 33

How is Pajaraoellobacter abortibovis transmitted

Answer 33

Ornithodoros caricaceus ticks

Question 34

Who is affected by pajaroellobacter abortibovis

Answer 34

First calf heifers

Question 35

How is P. Abortibovis dx

Answer 35

PCR or IHC of aborted fetal tissues

Question 36

How do you prevent P. Abortibovis

Answer 36

1. Live vaccine- vaccinate 60 days prior to breeding 2. Avoid ticks

Question 37

What does Moraxella Bovis cause in cattle

Answer 37

Bovine conjunctivitis

Question 38

How do you interpret these conjunctival swab findings for suspected Moraxella Boris

Answer 38

breeding bull is carrier, numbers are decreasing over time Heifers are infected, numbers increasing with time

Question 39

How is Moraxella bovis causing bovine conjunctivitis transmitted

Answer 39

Direct contact with infected/asymptomatic individuals, stressful events lead to re-emergence

Question 40

What is tx for bovine conjunctivitis caused by M. Bovis

Answer 40

Tetracyclines, anti-inflammatories