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Micro clin Matching1
Matching Pathogens clinicals: gram negative or gram positive?
| Question | Answer |
|---|---|
| Bordetella pertusis | Gram-Neg |
| Borrelia burgdorferi | Gram-Neg, stains poorly |
| Brucella abortus | Gram-Neg |
| Brucella canis | Gram-Neg |
| Brucella melitensis | Gram-Neg |
| Campylobacter jejuni | Gram-Neg |
| Chlamydia pneumoniae | Gram-Neg, not gram stained |
| Chlamydia trachomatis | Gram-Neg, not gram stained |
| Chlamydia psittaci | Gram-Neg, not gram stained |
| Clostridium botulinum | Gram-Pos |
| Clostridium difficile | Gram-Pos |
| Clostridium perfringens | Gram-Pos |
| Clostridium tetani | Gram-Pos |
| Corynebacterium diphtheriae | Gram-Pos (unevenly) |
| Enterococcus faecalis | Gram-Pos |
| Enterococcus faecium | Gram-Pos |
| Escherichia coli | Gram-Neg |
| Francisella tularensis | Gram-Neg |
| Haemophilus influenzae | Gram-Neg |
| Helicobacter pylori | Gram-Neg |
| Legionella pneumophila | Gram-Neg, stains poorly |
| Leptospira interrogans | Gram-Neg, stains poorly |
| Listeria monocytongenes | Gram-Pos, stains dark |
| Mycobacterium leprae | Technically Gram-Pos, will not stain; alcohol-acid-fast Gram-positive bacterium |
| Mycobacterium tuberculosis | Technically Gram-Pos, will not stain; alcohol-acid-fast Gram-positive bacterium |
| Mycobacterium ulcerans | Technically Gram-Pos, will not stain; alcohol-acid-fast Gram-positive bacterium |
| Mycoplasma pneumoniae | Will not gram stain |
| Neisseria gonorrhoeae | Gram-Neg |
| Neisseria meningitidis | Gram-Neg |
| Pseudomonas aeruginosa | Gram-Neg |
| Rickettsia rickettsii | Gram-Neg, stains poorly |
| Salmonella typhi | Gram-Neg |
| Salmonella typhimurium | Gram-Neg |
| Shigella sonnei | Gram-Neg |
| Staphylococcus aureus | Gram-Pos, darkly |
| Staphylococcus epidermidis | Gram-Pos, darkly |
| Staphylococcus saprophyticus | Gram-Pos, darkly |
| Streptococcus agalactiae | Gram-Pos |
| Streptococcus pneumoniae | Gram-Pos |
| Streptococcus pyogenes | Gram-Pos |
| Treponema pallidum | Gram-Neg, stains poorly |
| Vibrio cholerae | Gram-Neg |
| Yersinia pestis | Gram-Neg, stains bipolarly with safety pin appearance |
| Yersinia enterocolitica | Gram-Neg, stains bipolarly with safety pin appearance |
| Yersinia pseudotuberculosis | Gram-Neg, stains bipolarly with safety pin appearance |