- 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
Streptococcal pneumonia of pigs
- 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