Gram positive
Staphylococci including many MRSA
Listeria
Gram negative
Many Enterobacteriaceae
Neisseria meningitidis
Stenotrophomonas
Shigella
Burkholderia
Franciscella
Brucella
Other
Pneumoncystis
Cyclospora
Nocardia
Does not cover
Pseudomonas
Anaerobes
Enterococci
Most Streptococci