click below
click below
Normal Size Small Size show me how
Gram - Bacteria
Diagnosis Algorithm
Algorithm | Bug |
---|---|
Gram - diplococci, maltose & glucose oxidizer | N. meningitidis |
Gram - diplococci, only glucose oxidizer | N. gonorrhoeae |
Gram - bacilli, lactose fermenter, fast fermenter, biochemical tests | K. pneumoniae |
Gram - bacilli, lactose fermenter, fast fermenter, indole + | E. coli |
Gram - bacilli, lactose non-fermenter, oxidase -, produces H2S, motile | S. typhi, S. enteritidis |
Gram - bacilli, lactose non-fermenter, oxidase -, does not produce H2S, non-motile | S. dysenteriae |
Gram - bacilli, lactose non-fermenter, oxidase -, urease + | P. mirabilis |
Gram - bacilli, lactose non-fermenter, oxidase +, glucose + | V. cholerae |
Gram - bacilli, lactose non-fermenter, oxidase + | P. aeruginosa |
Gram - bacilli, lactose non-fermenter, motile @ 25° C, not at 37° C | Y. enterocolitica |
Gram - bacilli, lactose non-fermenter, bipolar staining | Y. pestis |
Gram - bacilli, curved, small growth on Campy agar, urease + | H. pylori |
Gram - bacilli, curved, small growth on Campy agar, urease - | C. jejuni |
Gram - bacilli, strict anaerobe | B. fragilis |
Gram - coccobacilli, pleomorphic, X & V factors required | H. influenzae |
Gram - coccobacilli, pleomorphic, growth on charcoal yeast agar with iron & cysteine | L. pneumophila |
Gram - coccobacilli, pleomorphic, growth on Bordet-Gengou medium | B. pertussis |
Gram - coccobacilli, pleomorphic, aerobic | Brucella |
Gram - coccobacilli, pleomorphic, requires cysteine for growth | F. tularensis |
Gram - coccobacilli, pleomorphic, oxidase +, catalase + | P. multocida |