Streptococcus suis

Meningitis, arthritis, septicaemia and pneumonia of pigs
Sporadic cases of endocarditis, neonatal deaths and abortion
Carried in tonsils and nasal cavity of carrier pigs
Outbreaks occur in intensively-reared herds with poor hygiene
Carrier sows infect litters causing neonatal deaths
Meningitis with fever, tremors, incoordination, opisthotonos and convulsions
Treatment with penicillin; prophylactic long-acting penicillin for sows and piglets
Suppurative conditions in cattle, sheep, horses, cats
Septicaemia and meningitis in humans

Caused by Streptococcus suis type II]]
Zoonotic
Carried in nasal cavity and lymph nodes of healthy pigs
Some serotypes may cause embolic pneumonia, others suppurative or fibrinous bronchopneumonia, often in combination with other bacteria

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