Pyogenic

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Pyogenic refers to bacterial infections that make pus.[1]

The pus is mostly composed of dead neutrophils that are destroyed by bacteria such as Streptococcus pyogenes and Staphylococcus aureus through the release of leukocidins.[2] Therefore leukocidin producing bacteria are usually referred to as pyogenic.[2]

The name for pyogenic granuloma is misleading because it is not a true granuloma and is not pus forming. Actually, it is a capillary hemangioma of lobular subtype which is the reason they are often quite prone to bleeding.[3]

See also

References

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  1. pyogenic at Dorland's Medical Dictionary
  2. 2.0 2.1 Madigan, Michael T. and Martin, John M. Brock Biology of Microorganisms 11th ed. Pearson Prentice Hall. USA. 2006: 734
  3. Jafarzadeh H, Sanatkhani M, Mohtasham N (December 2006). "Oral pyogenic granuloma: a review" ([dead link] – Scholar search). J Oral Sci 48 (4): 167–75. doi:10.2334/josnusd.48.167. PMID 17220613. http://joi.jlc.jst.go.jp/JST.JSTAGE/josnusd/48.167?from=PubMed. Retrieved 2009-01-04.