36 Questions
Name three common bacterial pathogens for CNS/Meningitis.
Streptococcus pneumoniae, Neisseria meningitidis, Haemophilus influenzae
What are the common bacterial pathogens for Upper Respiratory infections?
Streptococcus pyogenes, Streptococcus pneumoniae, Haemophilus influenzae, Moraxella catarrhalis
Which bacteria are commonly associated with Heart/Endocarditis?
Staphylococcus aureus, Staphylococcus epidermidis, Streptococci, Enterococci
Name the common bacterial pathogens for Urinary Tract infections.
E. coli, Proteus, Klebsiella, Staphylococcus saprophyticus
Which bacterial organism is known as ESBL?
coli, Klebsiella, Enterobacter
What does MRSA stand for?
methicillin-resistant Staphylococcus aureus
Name one gram-positive organism that appears dark purple.
Staphylococcus spp. (including MRSA, MSSA)
Name a gram-positive rod.
Listeria monocytogenes
What does VRE stand for?
vancomycin-resistant Enterococcus
Name a gram-negative cocci organism.
Neisseria spp.
Which bacteria colonize the gut and are gram-negative rods?
Escherichia coli, Klebsiella spp.
What does CRE stand for?
carbapenem-resistant Enterobacteriaceae
Which bacterial pathogens are commonly associated with skin/soft tissue infections?
Staphylococcus aureus, Streptococcus pyogenes, Staphylococcus epidermidis
What are the common bacterial pathogens for lower respiratory infections in the hospital setting?
Staphylococcus aureus, including MRSA, Pseudomonas aeruginosa, Acinetobacter baumannii, Enteric GNR (including ESBL, MDR), Streptococcus pneumoniae
Name the common bacterial pathogens for intra-abdominal infections.
Enteric GNR, Enterococci/Streptococci, Bacteroides species
Which bacterial pathogens are commonly associated with urinary tract infections?
E. coli, Proteus, Klebsiella, Staphylococcus saprophyticus, Enterococci
What are the common resistant pathogens for Klebsiella pneumoniae?
ESBL, CRE
Name two gram-negative cocci organisms mentioned in the text.
Neisseria spp., Moraxella catarrhalis
What does the acronym MDR stand for?
multidrug-resistant
Name two common gram-positive anaerobic organisms mentioned in the text.
Peptostreptococcus, Actinomyces spp.
What are the common groups of organisms represented by the acronym CAPES?
Citrobacter, Acinetobacter, Providencia, Enterobacter, Serratia
What bacteria are commonly associated with vancomycin-resistant infections?
Enterococcus faecalis, Enterococcus faecium
What does the acronym CA-MRSA stand for?
community-associated methicillin-resistant Staphylococcus aureus
Name three common curved or spiral shaped gram-negative rods mentioned in the text.
H. pylori, Campylobacter spp., Treponema spp.
Name two common gram-negative anaerobic organisms mentioned in the text.
Prevotella, Bacteroides
What are the common bacterial pathogens for lower respiratory infections in the community setting?
Streptococcus pneumoniae, Haemophilus influenzae, Legionella, Mycoplasma, Chlamydophila
Name two common gram-positive aerobic organisms mentioned in the text.
Staphylococcus aureus, Streptococcus pneumoniae
What are the common bacterial pathogens for urinary tract infections?
E. coli, Proteus, Klebsiella, Staphylococcus saprophyticus
What does the acronym HNPEK stand for?
Haemophilus, Neisseria, Proteus, E. coli, Klebsiella
Name three common groups of organisms mentioned in the text.
PEK = Proteus, E. coli, Klebsiella; HNPEK = Haemophilus, Neisseria, Proteus, E. coli, Klebsiella; CAPES = Citrobacter, Acinetobacter, Providencia, Enterobacter, Serratia; mouth flora (anaerobes) = Peptostreptococcus, Actinomyces
What does the acronym PEK represent?
Proteus, E. coli, Klebsiella
Name three common resistant pathogens mentioned in the text.
Klebsiella pneumoniae (ESBL, CRE) Escherichia coli (ESBL, CRE) Acinetobacter baumannii Enterococcus faecalis, Enterococcus faecium (VRE) Staphylococcus aureus (MRSA) Pseudomonas aeruginosa
What does the acronym ESBL stand for?
extended-spectrum beta-lactamase
Name a common curved or spiral shaped gram-negative rod mentioned in the text.
H. pylori
What does the acronym VRE stand for?
vancomycin-resistant Enterococcus
Name two common gram-positive anaerobic organisms mentioned in the text.
Peptostreptococcus, Actinomyces
Study Notes
Bacterial Pathogens by Site of Infection
-
CNS/Meningitis:
- Streptococcus pneumoniae
- Neisseria meningitidis
- Haemophilus influenzae
- Group B Streptococcus/E. coli (young)
- Listeria (young/old)
-
Upper Respiratory:
- Streptococcus pyogenes
- Streptococcus pneumoniae
- Haemophilus influenzae
- Moraxella catarrhalis
-
Heart/Endocarditis:
- Staphylococcus aureus (including MRSA)
- Staphylococcus epidermidis
- Streptococci
- Enterococci
-
Skin/Soft Tissue:
- Staphylococcus aureus
- Streptococcus pyogenes
- Staphylococcus epidermidis
- Pasteurella multocida
- Aerobic/anaerobic GNR (in diabetes)
-
Bone/Joint:
- Staphylococcus aureus
- Staphylococcus epidermidis
- Streptococci
- Neisseria gonorrhoeae
- GNR (only in specific situations)
-
Mouth:
- Mouth flora (Peptostreptococcus)
- Anaerobic GNR (Prevotella, others)
- Viridans group Streptococci
-
Lower Respiratory (Community):
- Streptococcus pneumoniae
- Haemophilus influenzae
- Atypicals: Legionella, Mycoplasma, Chlamydophila
- Enteric GNR (alcoholics)
-
Lower Respiratory (Hospital):
- Staphylococcus aureus (including MRSA)
- Pseudomonas aeruginosa
- Acinetobacter baumannii
- Enteric GNR (including ESBL, MDR)
- Streptococcus pneumoniae
-
Intra-abdominal:
- Enteric GNR
- Enterococci/Streptococci
- Bacteroides species
-
Urinary Tract:
- E. coli
- Proteus
- Klebsiella
- Staphylococcus saprophyticus
- Enterococci
Selected Bacterial Organisms
-
Gram-Positive Organisms:
- Gram-Positive Cocci Clusters: Staphylococcus spp. (including MRSA, MSSA)
- Gram-Positive Cocci Pairs & chains: Strep.pneumoniae (diplococci), Streptococcus spp. (including Strep.pyogenes), Enterococcus spp. (including VRE)
- Gram-Positive Rods: Listeria monocytogenes
- Gram-Positive Anaerobes: Peptostreptococcus, Actinomyces spp., Clostridium spp.
-
Gram-Negative Organisms:
- Gram-Negative Cocci: Neisseria spp.
- Gram-Negative Coccobacilli: Acinetobacter baumannii, Bordetella pertussis, Moraxella catarrhalis
- Gram-Negative Rods (enteric): Proteus mirabilis, Escherichia coli, Klebsiella spp., Serratia spp., Enterobacter cloacae, Citrobacter spp.
- Gram-Negative (non-enteric): Pseudomonas aeruginosa, Haemophilus influenzae, Providencia spp.
- Gram-Negative Anaerobes: Bacteroides fragilis, Prevotella spp.
- Curved or spiral shaped Gram-negative rods: H. pylori, Campylobacter spp., Treponema spp., Borrelia spp., Leptospira spp.
Common Resistant Pathogens
- Klebsiella pneumoniae (ESBL, CRE)
- Escherichia coli (ESBL, CRE)
- Acinetobacter baumannii
- Enterococcus faecalis, Enterococcus faecium (VRE)
- Staphylococcus aureus (MRSA)
- Pseudomonas aeruginosa
Test your knowledge of common bacterial pathogens associated with different sites of infection in the body, including the central nervous system, upper respiratory tract, and the heart. Identify key pathogens such as Streptococcus pneumoniae, Neisseria meningitidis, and Staphylococcus aureus in this quiz.
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