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Therapeutics ID
Pathogens to know Exam 1
27
Aerospace Engineering
Undergraduate 4
01/09/2010
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Term
Staphylococcus aureus
 Definition
Gram +
Aerobic
Coccus
Clusters
Term
Streptococcus pyogenes
 Definition
Gram +
Aerobic
Coccus
Beta Hemolytic, Group A Strep.
Term
Streptococcus agalactiae
 Definition
Gram +
Aerobic
Coccus
Beta Hemolytic, Group B Strep.
Term
Streptococcus pneumoniae
 Definition
Gram +
Aerobic
Coccus
Alpha Hemolytic
Term
Enterococcus faecalis
 Definition
Gram +
Aerobic
Coccus
Term
Enterococcus faecium
 Definition
Gram +
Aerobic
Coccus
Often multi-drug resistant (VRE)
Term
Moraxella catarrhalis
 Definition
Gram -
Aerobic
Coccus
Infects respiratory tracts
Term
Neisseria meningitidis
 Definition
Gram -
Aerobic
Coccus
Infects respiratory tracts
Term
Escherichia coli
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Klebsiella pneumoniae
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Proteus spp.
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Proteus mirabilis
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Enterobacter spp.
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Enterobacter cloacae
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Enterobacter aerogenes
 Definition
Gram -
Aerobic
Bacillus
"Enteric Gram Negatives"
Term
Pseudomonas aeruginosa
 Definition
Gram -
Aerobic
Bacillus
Non-Enterobacteriaceae
Highly pathogenic and resistant
Can kill you over night if not treated
Causes nosocomial infections
Term
Haemophilus influenzae
 Definition
Gram -
Aerobic
Bacillus
"Respiratory Gram Negative"
Term
Peptococcus spp.
 Definition
Gram +
Anaerobic
Coccus
Term
Peptostreptococcus spp.
 Definition
Gram +
Anaerobic
Coccus
Term
Clostridium spp.
 Definition
Gram +
Anaerobic
Bacillus
Term
Clostridium perfringens
 Definition
Gram +
Anaerobic
Bacillus
Most common
Causes gangrene
Term
Clostridium difficile
 Definition
Gram +
Anaerobic
Bacillus
Causative agent of antibiotic associated diarrhea
Term
Bacteroides fragilis
 Definition
Gram -
Anaerobic
Bacillus
Term
Mycoplasma pneumoniae
 Definition
Atypical bacteria
Won't hold gram stain, no cell wall
Community-acquired pneumonia ("walking pneumonia")
Term
Chlamydia pneumoniae
 Definition
Atypical bacteria
Community-acquired pneumonia, bronchitis
Term
Legionella pneumonophilia
 Definition
Atypical bacteria
Term
Characteristics of Atypical Bacteria
 Definition
1) Won't hold gram stain b/c cell wall not well defined
2) Hard to grow (and therefore detect)
3) Cell wall active antibiotics (beta lactams and glycopeptides) are ineffective
4) Lower respiratory tract infection symptoms may also be less severe
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