Pseudomonas-Suitors Of Pseudo Mona Flashcards
What is the result of gram staining Pseudomonas
Gram negative
Where does Pseudomonas tend to thrive
Aquatic environments (especially hot tubs)
What is the state of oxidase in Pseudomonas
Oxidase positive
What is the state of catalase in Pseudomonas
Catalase positive
What condition has a higher risk of developing infection from Pseudomonas
- CF patients
- CGD (because the presence of catalase)
What is unique about Pseudomonas when plated or in a wound
Produces a blue/green color
What is unique about the smell of Pseudomonas
Grape like smell
What is the state of oxygen susceptibility in Pseudomonas
Obligate aerobe
What is the most common gram negative nosocomial caused pneumonia
Pseudomonas
What are the clinical presentations of Pseudomonas
- Pneumonia
- Nosocomial UTI
- Pruritic folliculitis
- ecthyma gangranosom
- Otitis externa (swimmers ear)
What is the common presentation of Pseudomonas in IV drug users and diabetics
Osteomyelitis
Pseudomonas induced osteomyolitis is commonly seen in which populations
IV drug users and diabetics
What is the state of capsule in Pseudomonas
Capsule is present
What is the common cause of pruritic folliculitis
Aka hot tub folliculitis due to Pseudomonas
What type of nosocomial infections can be due to Pseudomonas
Pneumonia (most common)
UTIs
Which organisms should be suspected if there is a burn victim with an infection
Pseudomonas
What are the characteristic of ecthyma gangrenosom and what is the common cause
Caused by Pseudomonas
-Black necrotic spots on the skin
What is the mechanism of action for the Pseudomonas toxin
Ribosolation of elongation factor 2 (EF2) that inhibits protein synthesis
Which organism produces a toxin similar to Pseudomonas
Diptheria, both of which ribosylate EF2
What is the treatment for Pseudomonas
Piperacillin (penicillin) with tasobacin?
Aminogylcosides
Fluoroquinolone (particular for UTI)
