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Joints Inflammatory - Pathology (view source)
Revision as of 10:07, 1 July 2010
, 10:07, 1 July 2010Undo revision 69050 by Bara (Talk)
*Bacterial infections mostly affects lambs except for Mycoplasmal artheritis
*Bacterial infections mostly affects lambs except for Mycoplasmal artheritis
*[[Erysipelothrix rhusiopathiae|'''''Erysipelothrix rhusiopathiae''''']]
*[[Erysipelothrix rhusiopathiae|'''''Erysipelothrix rhusiopathiae''''']]
**Clinical sighns:
***Cutaneous erysipelas
***Polyarthritis in lambs
***Rarely fatal septicaemia
**Enters via:
***Cuts, abrasions
***Castration or docking wounds
***Haematogenous spread -> subacute or chronic '''fibrinopurulent polyarthritis'''
**Morbidity up tp 50%
**Affects mostly unthrifty lmbs
**Fibrosis and [[Musculoskeletal Terminology - Pathology|osteophyte]] formation in later stages -> persistent lameness
*'''''[[Corynebacterium pyogenes]]'''''
**May cause post-dipping joint infections
*[[:Category:Streptococcus species|'''''Streptococcus'' spp.''']]
**Commonly cause suppurative polyarthritis in lambs
**Naval infection -> bacteriamia -> polyarthritis
***May also cause blindness and nervous signs if uvea or meninges are affected
**Larger joints are more afected
***May spread to other organs
*[[:Category:Staphylococcus species|'''''Staphylococci''''']]
**Sporadically infect joints
**May complicate 'tick-borne fever'
*[[:Category:Chlamydophila species|'''''Chlamydia sp.''''']]
**Sporadic or outbreaks of lamb polyarthritis
**High morbidity, low mortality
**Commonly together with conjunctivitis
**Most recover but may remain lame
===In Pigs===
===In Pigs===