Recognized Interpretive Criteria

 

Minimum Inhibitory
Concentrations
(mcg/mL)

Disk Diffusion
(zone diameter in mm)

Pathogen

S

I

R

S

I

R

Enterobacterales

M100 standard is recognized

Haemophilus influenzae and parainfluenzae

M100 standard is recognized

Streptococcus pneumoniae

M100 standard is recognized

S = Susceptible; I = Intermediate; R = Resistant

Exceptions to the recognized standard of CLSI M100

For the bacteria listed below, susceptibility test interpretive criteria are not recognized at this time:

Acinetobacter spp.

Burkholderia cepacia complex

Stenotrophomonas maltophilia

Other Non-Entobacteriaceae

Staphylococcus spp.

Neisseria meningitidis