Clostridium clostridioforme (Enterocloster clostridioforme)

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Gram stain Culture

General information
- Taxonomy
  Family: Clostridiaceae
  Genus: Enterocloster clostridioforme
  Formely: Clostridium clostridioforme
  
  Natural habitats
  Ubiquitous in nature.
  
  Clinical significance
  They are one of the clostridia most commonly isolated from human infections.
  Isolated from abdominal, cervical, scrotal, pleural and other infections; septicemias, peritonitis and appendicitis.
Gram stain
- Gram positive rods, (Gram negative stained),
  
  0.3-0.9 x 1.4-9.0 µm,
  
  with pointed ends, occur in pairs or singly/short chains.
  
  Spores oval / central or subterminal
  Swelling of the cell positive
Culture characteristics
- Obligate anaerobic
  
  BBAØ: colonies are 0.5-2.0 mm, slightly scalloped or erose, convex to slightly peaked, translucent to opaque, gray white, usually with a mottled or mosaic internal structure.
  
  Nonhemolytic.
Characteristics
References
- James Versalovic et al.(2011) Manual of Clinical Microbiology 10th Edition