Aztreonam and Avibactam Injection

Exceptions or additions to the recognized standards

S = Susceptible; I = Intermediate; R = Resistant

	Minimum Inhibitory Concentrations (mcg/mL)			Disk Diffusion (zone diameters in mm)
Pathogen	S	I	R	S	I	R
Enterobacterales	≤ 4/4	8/4	≥ 16/4	≥ 21	18 – 20	≤ 17