Spectrum: Local Antimicrobial Stewardship, for AHS Calgary Zone

Most Likely Pathogens

Notes on Rx for complicated/empyema

Likely Organisms - Community Acquired

Streptococcus anginosus group

Streptococcus pneumoniae

Staphylococcus aureus (MSSA)

Enterobacteriaceae

Anaerobes: Fusobacterium, Bacteroides, Peptostreptococcus

Likely Organisms - Healthcare Associated

Staphylococcus aureus (MRSA)

Staphylococcus aureus (MSSA)

Enterobacteriaceae

Pseudomonas

Anaerobes: Fusobacterium, Bacteroides, Peptostreptococcus