Proteus

DNA analysis caused some name changes, but all bacteria under the proteus group are known to be resistant. They are Gram-negative rods; cause 12% of nosocomial infections.

They are located in feces and are able toget to other parts of the body and cause infections.

Proteus mirabilis
The most commonly isolated one in infections, orginating from feces. They are the #1 cause of complicated cystis, and #2 cause of uncomplicated cystis. They are also involved in burn infections.

Proteus vulgaris
Causes the same type of infections as proteus mirabilis, but is less frequently isolated.

Morganella morganii
Involved in infantile diarrhea

Providencia stuartii
Involved in burn infections

Treatment
The DOC for treatment of Proteus mirabilis is Ampicillin

The DOC for treatment of others (vulgaris, morganii and stuartii) is Ceftriaxone/Cefotaxime/Cefepime