Leptospira Flashcards Preview

MY Bacteriology FINAL > Leptospira > Flashcards

Flashcards in Leptospira Deck (26):
1

Leptospira is a classic _____

spirochete 

2

Is Leptospira reportable?

YES

3

What is the hallmark of Leptospira?

Late term abortion 

4

What are the common pathological issues associated with Leptospira?

Dogs, Sea Lions, Cattle and swine- septicemia

 

5

True/False: Leptospira can survive extremes in the environment

False

*Leptospira cannot survive extremes such as drying, freezing, heating, ect. 

 

6

What is the ideal environment for Leptospira to grow?

Moist temperate environments 

7

Does leptospira grow well on blood agar?

No

*Do not grow well on agar at all 

8

What is the reservoir for Leptospira?

Tubules of mammalian kidneys (especially rodents)

*this is where the bacteria lives and multiplies 

9

How is Leptospira transmitted?

Skin contact- abraded skin

Contaminated bodies of water are important sources of infection 

10

Where does Leptospira tend to colonize in the body?

Liver and kidneys

11

What serovar of Leptospira is the most common in dogs and dogs are the reservoir?

Leptospira Canicola

12

What serovar of Leptospira is the most common in the US right now?

Grippotyphyosa 

13

What happens with the acute phase of leptospira in puppies?

fever, possible hemorrhage

Is fatal within a few days

No jaundice 

14

What will you see in the icteric form of Leptospira in dogs?

Yellowing of mucous membrane

affects liver and kidney

casts in the urine- meaning damage to kidney

A image thumb
15

What will you see with the uremic form of Leptospira in Dogs?

mainly affects kidneys

can be rapidly fatal or slow

GI upset 

16

What is the most common manifestation of leptospira in cattle?

abortion

*usually late term 

17

What is the most common serovar of Leptospira in cattle and cattle are the reservoir for?

Leptospira Hardjo

*weak calf syndrome

18

What Leptospira serovar is the most common in swine and swine are the reservoir for?

Serovar Pomona

*septicemia with icterus and hemorrage in piglets

19

What species if particularly resistant to Leptospira?

cats

20

What does Leptospira cause in sows?

abortion and infertility 

21

What does Leptospira cause in horses?

equine recurrent uveitis (aka moon blindness)

*most common manifestation in horses

A image thumb
22

In Humans, fatal liver and renal disease has been assocaited with which serovar of Leptospira?

Icterohemorrhagiae

23

Vaccines are ____ specific for Leptospira

serovar

24

What is the best sample to collect for Leptospira diagnosis?

Urine

*lives in kidneys

(or a kidney if doing necropsy)

25

What is the most common diagnostic tool for Leptospira?

Serology

26

What is the best treatment and control for Leptospira?

Antibiots are effective- penicillin 

Vaccination prevents clinical disease but does not prevent infection