Klebsiella, Yersinia, Citrobacter, Proteus Flashcards Preview

RUSVM Bacteriology > Klebsiella, Yersinia, Citrobacter, Proteus > Flashcards

Flashcards in Klebsiella, Yersinia, Citrobacter, Proteus Deck (39)
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1

Klebsiella Found In

Water, soil, environment, GI tract

2

Klebsiella is a

Coliform
Opportunistic pathogen

3

Klebsiella is important in

Nosocomial infections

4

Klebsiella in Horses Causes

Metritis
Vaginitis
Infertility
Abortion

5

Klebsiella Transmission in Horses

Stallion
Fomites
Vaginal specula
Biopsy equipment
Umbilical - lack of colostrum

6

Klebsiella in Dogs

Rare
Pyometra
Cystitis

7

Klebsiella in Bovine

Mastitis

8

Klebsiella Treatment

Natural resistance/low susceptibility to amoxy/ampi
Susceptible to amonxy+clav
High level of acquired resistance
Difficult to treat

9

Zoonotic Forms of Yersinia

Y. Pestis
Y. Pseudotuberculosis
Y. enterocolitica

10

What does Y. Ruckeri infect

Fish

11

At what temperature does Yersinia replicate

4* C

12

Y. Pestis infects

Humans
Cats

13

Y. Pestis Causes

Bubonic plague - local lymphadenitis
Pneumonic plague - pneumonia
Speticemic plague - septicemia

14

Y. Pestis Spread by

Fleas of wild rodents

15

Y. Pestis Virulent Factors

Capsule
Toxins
Iron acquisition

16

Y. Pestis Virulence genes are located on

Plasmids

17

Y. Pestis Found in

West USA
Sounthern Asia
Southern/Western Africa
Central/South America
Warmer months above 27* C

18

Y. Pestis Transmission

Fleas
Airborne
Oral

19

Y. Pestis in Cats - Symptoms

Fever, depression, sneezing, cough
CNS disturbance
Lymphadenitis, tonsillitis, cranial/cervical edema
Pneumonia
Mortality

20

Y. Pestis in Cats - Diagnosis

Culture
PCR
Serology

21

Y. Pseudotuberculosis Characteristics

Obligate Symbiotic
Facultative Intracellular
Rodents, Birds
Zoonotic

22

Y. Pseudotuberculosis Virulence Factor

Cell wall - endotoxin
Adhesins
Toxins (on plasmids)
Iron Uptake

23

Y. Pseudotuberculosis in Humans

Colic
Oral uptake
Lymphoid tissue intestine
Mesenteric lymph nodes

24

Y. Pseudotuberculosis in Birds and Rodents

Sepsis (XXX in blood)
Oral uptake
Lymphoid tissue intestine
Mesenteric lymph nodes

25

Y. Pseudotuberculosis in Passerformes

Fat liver disease
Rodentiosis
Mainly in animals housed in outdoor birdhouses

26

Y. Pseudotuberculosis in Passerformes - Transmission

Wild birds and rodents

27

Y. Pseudotuberculosis in Passerformes - Symptoms

Apathy
Water and feed intake
Diarrhea
Chronic - weight loss and resp. disease

28

Y. Pseudotuberculosis in Passeriformes - Acute Lesions

Very large spleen with foci of necrosis
Enlarged liver

29

Y. Pseudotuberculosis in Passeriformes - Subacute and Chronic Lesions

Very large spleen with foci of necrosis
Very large liver with foci of necrosis
Foci of necrosis on ceca and lungs

30

Y. Enterocolitica in Domestic Animals

Ileitis
Gastro enteritis