C. diff

noun \ ˈsē-ˈdif \
variants: or less commonly C-diff

Definition of C. diff

plural C. diff also C-diff
: a rod-shaped, spore-producing, gram-positive bacterial clostridium (Clostridium difficile) that occurs widely in soil and water and sometimes in human and animal intestines and that may produce a toxin causing intestinal illness (such as diarrhea) especially in those receiving antibiotic therapy
  • Many healthy people harbor a few C. diff among the millions of bacteria in the colon. When C. diff hangs out in the form of inert spores, it's harmless. But if antibiotic therapy knocks off the normal bacteria, C. diff springs to life, producing two toxins that attack the colon.
  • —Harvey B. Simon

First Known Use of c. diff

1990


Medical Dictionary

C. diff

noun \ ˈsē-ˈdif \
variants: also C-diff

medical Definition of C. diff

plural C. diff also C-diff
: a rod-shaped, spore-producing, gram-positive bacterium (Clostridium difficile) that occurs widely in soil and water and sometimes in human and animal intestines and that may produce a toxin causing intestinal illness (such as diarrhea) especially in those receiving antibiotic therapy
  • Many healthy people harbor a few C. diff among the millions of bacteria in the colon.
  • —Harvey B. SimonNewsweek11 Dec. 2006
  • Anyone admitted to the hospital with diarrhea and a recent history of using antibiotics or other drugs linked to C. diff infections is isolated immediately and tested for the bacteria.
  • —Peter EislerUSA Today16 Aug. 2012
  • C-diff, as it's called, is a rising problem across North America and in parts of Europe.
  • —Ben HarderScience News18 Feb. 2006

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