Pseudomonas Flashcards
1
Q
Detail the structure of Pseudomonas aeruginosa.
A
Aerobic Motile Gran - rod Non lactose fermenting Oxidase +
2
Q
What odor is associated with P. aeruginosa?
A
Grape
3
Q
What toxin is produced by Pseudomonas that leads to host cell death?
A
Exotoxin A
4
Q
What is the MOA of exotoxin A?
A
Inactivates elongation factor (EF-2)
5
Q
What diseases are associated with Pseudomonas?
A
P: pneumonia S: sepsis E: otitis externa U: UTI D: drug abuse/DM O: osteomyelitis (puncture wounds)
6
Q
What chemical is responsible for the blue green pigment that is characteristic of Psuedomonas?
A
Pyocyanin
7
Q
What is the name of the rapidly progressive, necrotic cutaneous lesion caused by Pseudomonas bacteremia?
A
Ecthyma gangrenosum
8
Q
What are classic situations that people acquire Pseudomonas?
A
Burn victims
Hot tubs
Respirators
9
Q
What antipseudomonal drugs inhibit peptidoglycan cross linking?
A
Piperacillin
Ticarcillin
