Gram positive cocci in chains, facultatively anaerobic, variable hemolysis.
Normal oral/GI flora.
Consists of S. anginosus, intermedius, and constellatus.
Used to be called S. milleri group.
Abscesses - intra-abdominal, hepatic, cerebral, empyema
When these organisms grow in blood culture, look for the abscess.
Generally abscesses need surgical drainage depending on size/location.