Streptococcus anginosus group

Precautions

Standard Precautions

General Information

Pathogen information

Gram positive cocci in chains, facultatively anaerobic, variable hemolysis. Smells like butterscotch

Epidemiology

Normal oral/GI flora, consists of S. anginosus, intermedius, and constellatus. Used to be called S. milleri group

Associated syndromes

Abscesses - intra-abdominal, hepatic, cerebral, empyema.

Bacteremia, rarely endocarditis.

Additional Information

When these organisms grow in blood culture, look for the abscess. Generally abscesses need surgical drainage depending on size/location