What is Clostridium difficile (C. difficile)?

Clostridium difficile (C. difficile) is a bacterium that is related to the bacterium that cause tetanus and botulism. The C. difficile bacterium has two forms, an active, infectious form that cannot survive in the environment for prolonged periods, and a nonactive, “noninfectious” form, called a spore, that can survive in the environment for prolonged periods. Although spores cannot cause infection directly, when they are ingested they transform into the active, infectious form. Continue reading