- Pathogen:
- Streptococcus equi subsp equi
- Precautions:
- Standard
- Diagnosis:
- Streptococci require the addition of blood or serum to culture media. May be typed by sequencing the variable region of the SeM gene which encodes the M protein.
- Pathogen Information:
- Gram-positive cocci, Lancefield group C
- Epidemiology:
- Not a commensal organism. Subclinically or clinically affected animals are main source of infection. Usual habitat includes the upper respiratory tract and guttural pouch.
- Associated Syndromes:
- Strangles, Suppurative conditions, Purpura hemorrhagica.
- Additional Information:
- Resource: Quinn, P. J., et al. Concise Review of Veterinary Microbiology, John Wiley & Sons, Incorporated, 2015.