Other Gram Negatives, Antibiotic Susceptibility, The Charles T. Campbell Eye Microbiology Lab, UPMC | University of Pittsburgh Medical Center, Pittsburgh, PA, USA

Antibiotic Susceptibility: Other Gram Negative

Susceptibility* of Other Gram Negative Bacterial Isolates to Common Antibiotics (Percent Susceptible)(1993 to 2001)
Bacteria	#	BAC	CHL	VAN	GEN	CIP	OFX	TRI	PB	CEF	TOB	SULF
Acinetobacter baumannii	11	9	18	18	91	82	82	0	91	18	82	91
Acinetobacter lwoffii	4	25	50	25	75	100	100	100	100	25	100	100
Acinetobacter species	5	20	60	0	80	100	100	0	100	20	80	100
Achromobacter xylosoxidans subsp. xylosoxidans	28	0	43	0	7	71	68	8	93	0	11	86
Achromobacter xylosoxidans subsp. denitrificans	5	0	60	0	20	100	100	--	100	0	40	100
Branhamella catarrhalis	7	100	100	14	100	100	86	0	100	71	100	86
Enterobacter aerogenes	9	0	100	0	100	100	100	100	100	22	100	89
Enterobacter agglomerans	7	0	100	0	100	100	100	100	100	100	100	100
Enterobacter cloacae	6	0	83	0	100	83	100	100	83	0	100	100
Escherichia coli	9	11	89	0	100	100	100	100	100	89	100	89
Klebsiella oxytoca	6	0	100	0	100	100	100	--	83	50	100	83
Klebsiella pneumoniae	5	0	80	0	100	100	100	40	100	100	100	80
Morganella morgannii	4	0	100	0	100	100	100	50	0	0	100	100
Proteus mirabilis	12	0	92	0	100	100	100	50	0	83	100	100
Pseudomonas cepacia	5	0	40	0	20	100	80	20	80	0	20	100
Serratia liquefaciens	9	0	78	0	89	89	89	63	89	0	89	100
Serratia species	6	0	100	0	100	100	100	60	17	0	100	50
Stenotrophomonas maltophilia	24	0	54	4	21	88	79	26	88	0	25	92

* Disk diffusion susceptibilities based on NCCLS serum standards.
BAC=Bacitracin; CHL=Chloramphenicol; VAN=Vancomycin; GEN=Gentamicin; CIP=Ciprofloxacin; OFX=Ofloxacin; TRI=Trimethoprim; PB=Polymyxin B; CEF=Cefazolin; TOB=Tobramycin; SULF=Sulfasoxazole; (--)=not done.