Gram + cocci staph aureus
Staph epidermidis
Enterococci
Strept pneumoniae
Strept pyogenes
Gram – bacilli E coli
Proteus
Shigella
Salmonella
Pseudomonas
Enterobacter
Acinetobacter
Gram + anaerobes clostridiae (bacilli)
Peptostreptococcus
Gram – anaerobes bacteroides
Reviewed by Professor Phong Tran, Head of Orthopaedic Surgery, Western Health. Last updated 4 August 2020.