Gram negative bacterium that is commonly found in soil, water, and sewage.
P. stuartii is the most common of the 5 species found in the genus Providencia capable of causing human infections.
Providencia stuartii is an opportunistic pathogen seen in patients with severe burns or long-term indwelling urinary catheters. Elderly individuals are at a greater risk for P. stuartii infections.
In humans, P. stuartii can be isolated from urine (most common), stool, and blood, as well as from sputum, skin, and wound cultures.
P. stuartii septicemia is primarily of urinary origin.
Important considerations: The choice of an agent should be based on local antimicrobial sensitivities, site of infection, cost, and comorbid conditions. Generally, the most common agents/regimens are listed first. Listed dosages may need to be adjusted for renal dysfunction.