Origin - gut, mouth, head/neck (50% of chronic sinusitis), lung, female gu tract
Cant grow unless culture specifically asked. 3% of bacteremia, <1% of cystitis
Anaerobic bacteria
Gram negative bacteria
Gram positive bacteria
Viruses
Staphylococcus
Streptococcus Genus
Amanita mushrooms
Viridans-Group Streptococci