II. Pathophysiology

  1. Anaerobic Spore-Forming, Gram Positive Rods
  2. Toxicity in humans is via exotoxins and enzymes

III. Types

  1. Neurotoxic Infections
    1. Clostridium botulinum (Botulism)
    2. Clostridium tetani (Tetanus)
  2. Skin and Soft Tissue Infections
    1. Clostridium perfringens (Gas Gangrene)
      1. Also the most common cause of acute Food Poisoning in U.S.
    2. Clostridium sordellii (Clostridial Toxic Shock Syndrome)
  3. Gastrointestinal Infections
    1. Clostridium difficile (Pseudomembranous colitis)
      1. Recategorized as Clostridioides difficile in 2016

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Ontology: Clostridium (C0009054)

Definition (NCI) A genus of gram-positive, obligate anaerobic bacteria in the Firmicutes phylum capable of producing endospores.
Definition (NCI_CDISC) Any bacteria that is not assigned to the species level but can be assigned to the Clostridium genus level.
Definition (MSH) A genus of motile or nonmotile gram-positive bacteria of the family Clostridiaceae. Many species have been identified with some being pathogenic. They occur in water, soil, and in the intestinal tract of humans and lower animals.
Definition (CSP) genus of motile or nonmotile gram positive bacteria of the family Clostridiaceae; many species have been identified with some being pathogenic, occurring in water, soil, and in the intestinal tract of humans and lower animals.
Concepts Bacterium (T007)
MSH D003013
SnomedCT 8191000
Swedish Clostridium
English Genus Clostridium (organism), Clostridium (organism), Genus Clostridium, Clostridium Prazmowski 1880, Clostridium, clostridial, clostridium bacteria, clostridium organisms, clostridium, clostridia, CLOSTRIDIUM, Clostridium, NOS
Czech Clostridium
Spanish género Clostridium, Clostridium (organismo), género Clostridium (organismo), clostridios, Clostridium
Finnish Klostridi
Russian KLOSTRIDII, CLOSTRIDIUM, КЛОСТРИДИИ
French Clostridie, Clostridium
Polish Laseczki beztlenowe, Clostridium
Norwegian Clostridium
German Clostridium
Italian Clostridium
Dutch Clostridium
Portuguese Clostridium