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15 Cards in this Set

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  • Back
List three pathogens of Yersinia that are of clinical importance.
Y. pestis
Y. enterocolitica
Y. pseudotuberculosis
Yersinia:

- gram what
- shape
- oxygen utilization
- sensitive to what?
Negative

Rod

Facultative anaerobe

Drying
What is Yersinia's relationship
Replicates inside them

Kills them by disrupting actin
Y. pestis:

- reservoir
- transmission
- diseases x2
Rats and squirrels

Fleas

Bubonic plague
Pneumonic plague
Y. enterocolitica:

- source
- transmission
Pigs

Contaminated foods
Y. pseudotuberculosis:

- source
Game birds
What are the symptoms of bubonic plague? x2
High fever

Pain at regional lymph nodes
What are the symptoms of pulmonary plague? x3
Hemorrhagic changes in skin

Cyanosis

Coughing fits (spreads disease)
What is the treatment for Y.pestis?
Streptomycin
Should buboes be incised?
NO
What is the disease associated with Y. enterocolitica and Y. pseudotuberculosis in YOUNG CHILDREN?
Gastroenteritis
In what population group, and what pathogen(s) cause pseudoappendicitis?

What are the symptoms?
Older children and adults

Y. enterocolitica
Y. pseudotuberculosis

Fever
Right sided pain
Intestinal yersinioses is caused by what pathogens?

List the diseases
Y. enterocolotica
Y. psuedotuberculosis

Gastroenteritis
Psuedoappendicitis
Extraintestinal yersinioses:

- describe
- pathogens
Opportunistic infection

Y. enterocolitica
Y. pseudotuberculosis
What are the complications of diseases associated with Y. enterocolitica and Y. pseudotuberculosis?
Arthritis

Erythema Nodosum