Oral streptococci - (other than "milleri" group)
- the "mitis" group (alpha-haemolytic - Streptococcus "viridans") - S. mitis, S. oralis, S. sanguinis, S. cristatus, S. gordonii, S. parasanguinis;
- the "salivarius" group (non-haemolytic) - S. salivarius, S. vestibularis;
- the "mutans" group (tooth-surface streptococci) - S. criceti, S. mutans, S. ratti, S. sobrinus
Associated infections - endocarditis, bacteraemia, wound infection - "mutans" group associated with dental caries
Reported susceptibilities - beta-lactams, macrolides
Reference - De Gheldre, Y., Vandamme, P., Goossens, H., Struelens, M.J. (1999). Identification of clinically relevant viridans streptococci by analysis of transfer DNA intergenic spacer length polymorphism. Int. J Syst Bacteriol. 49, 1591-1598.
