Citrobacter are found in a variety of environmental sources, including soil and water, and in the human intestines. They are rarely the primary source of illness, though some strains can cause infections of the urinary tract, sepsis, and infant meningitis.

Where does Citrobacter come from?

These organisms are found in soil, water, intestinal tract of animals, and in human clinical samples. Members of the genus Citrobacter are gram-negative, non-sporing rods belonging to family Enterobacteriaceae and, as the name suggests, usually utilize citrate as a sole carbon source.

How did I get Citrobacter Freundii?

Citrobacter freundii is isolated from human and animal feces, as well as from extraintestinal specimens. It is also commonly found in soil water and food. Citrobacter diversus is a rare but important agent of neonatal meningitis and infections in compromised hosts.