Which infectious agents may have a role in the etiology of Crohn disease?

Updated: Jul 26, 2019
  • Author: Leyla J Ghazi, MD; Chief Editor: Praveen K Roy, MD, AGAF  more...
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Answer

Infectious agents such as Mycobacterium paratuberculosis, Pseudomonas species, and Listeria species have all been implicated in the pathogenesis of Crohn disease, suggesting that the inflammation seen with the disease is the result of a dysfunctional, but appropriate, response to an infectious source. [11]


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