Which non fermentative Gram-negative bacillus is most often implicated in infections?

baumannii or P. aeruginosa have been implicated in nearly all kinds of infections, including bloodstream infections (BSI), pneumonia and meningitis. Clinical presentation of BSI due to A. baumannii or P.

Is Achromobacter a non fermenter?

Stenotrophomonas maltophilia, Burkholderia cepacia complex, Elizabethkingia spp., Chryseobacterium spp., Achromobacter spp., and Alcaligenes spp. are less-common non–lactose-fermenting bacteria that have emerged as important opportunistic pathogens.

Which organisms are non fermenters?

List of non-fermenters

Acinetobacter.
Alcaligenes.
Bordetella.
Burkholderia.
Legionella.
Moraxella.
Pseudomonas.
Shewanella.

What is non lactose fermenting bacteria?

Examples of non-lactose fermenting bacteria are Salmonella, Proteus species, Yersinia, Pseudomonas aeruginosa and Shigella.

What are the names of Gram negative rods?

LACTOSE FERMENTERS NON-LACTOSE FERMENTERS E. coli Klebsiella pneumoniae Eterobacter cloacae Oxidase negative Shigella* Salmonella* Proteus Serratia ENTERIC GNR Oxidase positive Pseudomonas aeruginosa, Burkholderia cepacia* YES NO ENTERIC GNR NON-ENTERIC GNR OXIDASE TEST *Not a urinary pathogen Title

Which is Gram negative rod suggests Haemophilus species?

– “Gram negative coccobacilli” may suggest Haemophilus species. – “Lactose-negative gram negative rods” may suggest Pseudomonas. – “Branching Gram positive rods, modified acid fast stain positive” may suggest Nocardia or Streptomyces species.

What kind of Gram negative rods grow on MacConkey?

Figure 1 A BRIEF CLASSIFICATION OF GRAM NEGATIVE RODS Grow on MacConkey Agar LACTOSE FERMENTATION LACTOSE FERMENTERS NON-LACTOSE FERMENTERS E. coli Klebsiella pneumoniae Eterobacter cloacae Oxidase negative Shigella* Salmonella* Proteus Serratia ENTERIC GNR Oxidase positive Pseudomonas aeruginosa, Burkholderia cepacia* YES NO

What do Gram positive and Gram negative cocci indicate?

– “Gram positive cocci in clusters” may suggest Staphyloccocus species. – “Gram positive cocci in pairs and chains” may suggest Streptococcus species or Enterococcus species. – “Gram negative coccobacilli” may suggest Haemophilus species. – “Lactose-negative gram negative rods” may suggest Pseudomonas.