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| | | |
| *'''Caused by''': | | *'''Caused by''': |
− | **Bacteria most commonly (e.g. [[Teeth - Pathology#Mandibular Osteomyelitis|lumpy jaw]] in cattle due to [[Actinomycetes|''Actinomyces bovis'']]) | + | **Bacteria most commonly (e.g. [[Teeth - Pathology#Mandibular Osteomyelitis|lumpy jaw]] in cattle due to ''[[Actinomyces bovis]]'') |
| **Viruses, fungi and protozoa less commonly | | **Viruses, fungi and protozoa less commonly |
| | | |
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| *Mainly due to haematogenous spread in young animals | | *Mainly due to haematogenous spread in young animals |
| *Often as an extension from [[Joints Inflammatory - Pathology#Arthritis|suppurative arthritis]] | | *Often as an extension from [[Joints Inflammatory - Pathology#Arthritis|suppurative arthritis]] |
− | *Usually isolated: [[Actinomycetes|''Actinomyces pyogenes'']], [[Salmonella|''Salmonella'']], [[Escherichia coli|''E.coli'']], [[Klebsiella|''Klebsiella'']], [[Streptococci|''Streptococci'']] | + | *Usually isolated: ''[[Actinomyces pyogenes]]'', [[Salmonella|''Salmonella'']], [[Escherichia coli|''E.coli'']], [[Klebsiella|''Klebsiella'']], [[Streptococci|''Streptococci'']] |
| *Metaphyses and epiphyses mostly affected | | *Metaphyses and epiphyses mostly affected |
| *Most infections are exacerbated by host response | | *Most infections are exacerbated by host response |
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| *'''Vertebral osteomyelitis''' | | *'''Vertebral osteomyelitis''' |
| **Lesions may affect the spinal cord | | **Lesions may affect the spinal cord |
− | **Usually due to [[Actinomycetes|''Actinomyces pyogenes'']] | + | **Usually due to ''[[Actinomyces pyogenes]]'' |
| **Suppurative inflammation may cause fracture of vertebral body -> dorsal displacement -> damage to spinal cord | | **Suppurative inflammation may cause fracture of vertebral body -> dorsal displacement -> damage to spinal cord |
| **May form encapsulated abscess protruding into spinal canal -> spinal cord compression | | **May form encapsulated abscess protruding into spinal canal -> spinal cord compression |
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| *'''''Actinomycosis''''' | | *'''''Actinomycosis''''' |
| **= '''Lumpy jaw''' in cattle | | **= '''Lumpy jaw''' in cattle |
− | **Caused by [[Actinomycetes|''Actinomyces bovis'']] | + | **Caused by ''[[Actinomyces bovis]]'' |
| ***Gram positive, branching, filamentous | | ***Gram positive, branching, filamentous |
| ***Obligatory parasite of mucous membranes of [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] | | ***Obligatory parasite of mucous membranes of [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] |